Question 1

What is scoliosis?

Accepted Answer

Scoliosis is a three-dimensional structural deformity of the spine: lateral deviation in the coronal plane, axial rotation of the vertebral bodies, and — almost always — an altered sagittal profile (flattened thoracic kyphosis, altered lumbar lordosis). By radiographic convention, a Cobb angle of ≥10° combined with vertebral rotation constitutes scoliosis. This radiographic threshold is not a clinical treatment threshold — many mild curves are simply observed. The most common form in the 10–18-year age group is adolescent idiopathic scoliosis (AIS), affecting an estimated 0.5–5% of adolescents depending on the cut-off used, with a clear female predominance for curves progressing beyond 20°. "Idiopathic" means no single cause has been identified — it is not bad posture, not a heavy backpack, not something a parent caused. There is a documented familial aggregation, but AIS is not a lifestyle consequence. A diagnosis is a clinical descriptor, not a verdict about the child or the family.

Question 2

What types of scoliosis exist, and why does the distinction matter?

Accepted Answer

The differential diagnosis separates four classic categories: idiopathic (no identified cause, ~80% of cases; subdivided by age of onset into infantile <3y, juvenile 3–10y, and adolescent 10–18y), congenital (vertebral malformations present at birth — hemivertebrae, block vertebrae, unsegmented bars), neuromuscular (secondary to cerebral palsy, muscular dystrophy, spinal muscular atrophy, spina bifida, Friedreich ataxia, or polio sequelae), and syndromic or connective-tissue-related (Marfan, Ehlers-Danlos, neurofibromatosis type 1, osteogenesis imperfecta). The distinction is diagnostically and therapeutically central: natural history, progression risk, response to bracing, and surgical indications differ substantially between these groups. The AWMF-S2k 151/002 guideline addresses only the adolescent idiopathic form. When clinical findings raise suspicion of a non-idiopathic cause — atypical pain, neurological deficit, rapid progression, left thoracic curve pattern, café-au-lait spots, mid-line skin anomaly, family history of connective-tissue disease — further workup (MRI, genetic consultation, neurological assessment) is indicated before assuming AIS.

Question 3

Is it really scoliosis or just bad posture?

Accepted Answer

The distinction is between structural and non-structural (functional) curves, and it determines everything that follows. Non-structural curves — caused by leg-length discrepancy, pelvic obliquity, muscle spasm, or postural habit — correct or substantially reduce when the underlying factor is addressed (standing straight, side-bending to the concave side, heel lift for leg-length difference). They do not show axial vertebral rotation on imaging. Structural scoliosis persists in side-bending, on supine imaging, and under active self-correction, and it is accompanied by measurable vertebral rotation — visible clinically as a rib hump in the Adams forward-bend test and quantifiable on radiography by Nash-Moe grading or pedicle offset. The scoliometer (ATR value) on the Adams test is the practical clinical screen: an ATR ≥5–7° is the conventional threshold for further radiographic workup. Below that, a "curvature" in standing that resolves on supine imaging is very unlikely to be structural idiopathic scoliosis.

Question 4

How do I recognize scoliosis in my child?

Accepted Answer

Classic clinical signs arise from the three-dimensional geometry of the curve: asymmetric shoulder height (the convexity side often higher in thoracic curves), a prominent scapula on the convexity side, an asymmetric "triangle" between the arm and the flank (the waist crease is deeper on the concavity side), pelvic tilt (though often secondary to leg-length difference rather than scoliosis), and — most characteristically — a rib or lumbar prominence visible only when the child bends forward. The rib hump reflects vertebral rotation: as the vertebrae rotate, the ribs on the convexity rotate backwards and protrude. A subtle but reliable sign in girls is a unilaterally more prominent breast contour, which is caused by chest-wall rotation rather than breast asymmetry itself. Most adolescents with AIS do not have pain initially; back pain as a presenting complaint raises suspicion of a secondary cause (spondylolysis, disc pathology, tumor) and should always be taken seriously rather than attributed automatically to the curve.

Question 5

Why is scoliosis often only noticed during puberty?

Accepted Answer

The answer lies in developmental biology. AIS typically becomes clinically visible during the pubertal growth spurt — usually between Tanner stage B2 and B3 in girls, at an average peak height velocity (PHV) around 11.5–12.5 years, and roughly 2 years later in boys. Before PHV, a small curve can remain sub-threshold and cosmetically unnoticed. During PHV, the spine elongates rapidly; small structural asymmetries amplify by the Hueter-Volkmann mechanism, where asymmetric loading of the growth plates accelerates growth on the concavity side and inhibits it on the convexity, creating a self-reinforcing deformity. This is why the pubertal window is the highest-risk interval for progression and the window in which most treatment decisions are made. A second, less widely appreciated factor: parents often stop systematically observing their child's naked torso around puberty for privacy reasons, and school screening — where it exists — may only run at a single time point. Both conspire to delay recognition precisely when curves are progressing fastest.

Question 6

What examination does my child need first?

Accepted Answer

A thorough clinical examination in underwear, covering: shoulder and pelvis level, waist asymmetry, trunk rotation with a scoliometer during the Adams forward-bend test (ATR value in degrees), mobility, pain points, a neurological basic status (reflexes including abdominal reflexes, gross muscle strength), skin findings (café-au-lait spots, hair tufts over the spine, skin indentations — clues to a secondary cause), skeletal-maturity signs (menarche in girls, breast development, voice break in boys), and both sitting and standing body height. If real suspicion remains, a full-spine standing X-ray in two planes follows — not before. You leave the visit with a written report, not just a verbal summary.

Question 7

What is the Adams test?

Accepted Answer

The Adams forward-bend test, described by the British surgeon William Adams in 1865, remains the single most sensitive and specific bedside manoeuvre for structural scoliosis. The child bends forward at the waist with knees straight, feet together, hands hanging freely, and the examiner observes the back tangentially from behind and from the side. Vertebral rotation produces an asymmetric elevation: the ribs or lumbar paraspinal muscles on the convexity side rise higher than the concavity, producing the characteristic rib hump or lumbar hump. A scoliometer (inclinometer) placed across the trunk quantifies this rotation as the axial trunk rotation (ATR) in degrees. An ATR of 5–7° is the conventional threshold for referring to a standing full-spine radiograph; ATR <5° in the absence of other findings generally warrants only clinical follow-up. The test is not a substitute for radiography — Cobb angle cannot be estimated from ATR with sufficient precision — but it is the filter that decides which children need imaging. Positive Adams test + clinical asymmetry + skeletally immature child = X-ray indication.

Question 8

What does a scoliometer measure?

Accepted Answer

The scoliometer (also called inclinometer) measures axial trunk rotation (ATR) — the angle in degrees by which one side of the torso is raised above the other during the Adams forward-bend test. It does NOT measure the Cobb angle; that is a radiographic measurement only. The ATR threshold of 5–7° is the conventional referral criterion for a standing full-spine radiograph, established as a trade-off between sensitivity for significant curves and false-positive rate from normal variation. An ATR on its own is not a diagnosis, but it replaces subjective "how it looks" with a reproducible quantitative number that two examiners can compare across visits. Reliability improves with training and with the use of the same scoliometer model, which is why a written baseline value in your child's record at the first visit is clinically more useful than any qualitative description.

Question 9

Why is a full-spine standing X-ray needed?

Accepted Answer

Scoliosis is a three-dimensional deformity affecting global spinal and truncal balance; localized images of a single segment are insufficient for both diagnosis and treatment planning. The AWMF-S2k guideline specifies a full-spine standing radiograph in two planes — posterior-anterior (PA) and lateral — as the diagnostic standard. The standing position is non-negotiable: gravity reveals the real static configuration of the spine under load, which supine or seated imaging hides or minimizes. The PA view is used for Cobb-angle measurement and coronal balance; the lateral view assesses sagittal contours (thoracic kyphosis, lumbar lordosis, sagittal vertical axis). Skeletal-maturity markers (Risser sign from the iliac apophysis, triradiate cartilage fusion) are scored on the same film. On the radiation side: a modern low-dose full-spine exposure delivers a dose comparable to a few days of natural background radiation; EOS biplanar systems, where available, reduce it further and produce both images in a single standing acquisition. Follow-up imaging is performed only when it will change a clinical decision — typically every 6–12 months during active growth, less often otherwise.

Question 10

When are MRI or CT needed in addition to the X-ray?

Accepted Answer

Standing radiography remains the diagnostic standard; MRI and CT are NOT routine and are not required to make the diagnosis of idiopathic scoliosis. MRI is indicated — per AWMF-S2k and broader consensus — whenever the clinical picture does not match typical AIS: presentation before age 10 (juvenile or infantile onset), atypical pain (nocturnal, persistent, neurogenic, or at rest), neurological findings on examination (abnormal reflexes, weakness, sensory loss, bowel/bladder symptoms), a left thoracic curve pattern (atypical for AIS and raises suspicion of underlying pathology), rapid unexplained progression, mid-line cutaneous anomalies (hair tuft, dimple, hemangioma), or preoperative planning for surgical correction. In those situations MRI screens for intraspinal pathology (Chiari malformation, syringomyelia, tethered cord, intramedullary tumor) that changes management — prevalence of such findings in presumed-AIS patients undergoing MRI is approximately 5–8%. CT is rarely indicated for idiopathic scoliosis; it is reserved for complex congenital deformities requiring 3D pre-surgical planning, revision cases with metallic implants, or suspected bony lesions. The decision to add cross-sectional imaging belongs in an experienced spine center, not in the general pediatric office.

Question 11

What does the Cobb angle mean?

Accepted Answer

The Cobb angle, introduced by John R. Cobb in 1948, is the standard quantitative measure of spinal curvature. On a standing PA radiograph, two perpendiculars are drawn: one from the superior endplate of the most cranially tilted vertebra of the curve (the upper end vertebra, the one whose endplate tilts most toward the concavity), and a second from the inferior endplate of the most caudally tilted vertebra (the lower end vertebra). The angle between these two perpendiculars is the Cobb angle. Choice of end vertebrae is not always obvious — it is the point at which the tilt reverses and where the adjacent disc space is typically narrower on the concavity — and small variations in end-vertebra selection between observers account for most of the ~3° inter-observer measurement error the guideline cites. By radiographic convention, 10° is the lower threshold for scoliosis; the clinical decision framework then stratifies further: <25° thoracic (or <20° thoracolumbar/lumbar) = observation; 25–<40° thoracic (20–<40° TL/L) in a skeletally immature patient = brace indication; ≥40° thoracic = surgical consultation (orange zone); >50° thoracic (>40° TL/L) = surgical indication zone. The Cobb angle is important, but never interpreted in isolation: remaining growth (Risser/Sanders stage, menarcheal status), curve pattern (single vs double), flexibility on side-bending or supine films, and documented trend across controls all weigh in.

Question 12

Can a 2–3° change be just a measurement error?

Accepted Answer

Yes — and this matters a lot for treatment decisions. The AWMF-S2k guideline cites a methodological measurement error of approximately 3° for the Cobb angle. On top of that, the same curve can look on average around 6° different between X-rays simply due to variations in standing posture during the exposure — not an actual change in the spine. A 2–3° difference therefore does not automatically mean the scoliosis has worsened. What matters for any decision (brace, follow-up interval, surgical consultation) is a clear trend across several check-ups under comparable conditions, matched with the clinical picture — not a single reading.

Question 13

Should my child be screened for scoliosis even without symptoms?

Accepted Answer

Universal school screening for AIS is internationally debated. The US Preventive Services Task Force last reviewed the evidence in 2018 and issued an "I" rating (insufficient evidence to recommend for or against) for asymptomatic adolescents, citing concerns about over-referral and radiation exposure. In contrast, the Scoliosis Research Society and the American Academy of Orthopaedic Surgeons continue to recommend two-stage screening: girls at age 10 and age 12, boys once around age 13–14, aligned with the timing of peak pubertal risk. The German AWMF-S2k position favors active surveillance in primary-care and orthopedic visits rather than organized mass screening. The practical takeaway for parents: if your child is 10–15 years old, a 30-second Adams forward-bend test at their annual pediatrician visit is the minimum standard. If a parent or pediatrician sees shoulder asymmetry, a waist-line difference, or a forward-bend asymmetry, a scoliometer exam and — if ATR ≥5–7° — a standing full-spine X-ray follow, regardless of whether formal screening exists in the region. Waiting for symptoms is too late: AIS progression runs ahead of pain.

Question 14

What should we remember as parents during the diagnostic process?

Accepted Answer

Three anchors help the diagnostic phase feel less overwhelming. First, a diagnosis of AIS is a clinical descriptor, not a judgment: you did not cause it, and no change in posture, backpack, or sport would have prevented it. Second, the quality of the first examination matters more than its speed. A structured clinical exam with Adams test, scoliometer, skeletal-maturity assessment, and — only if indicated — a full-spine standing radiograph gives you a reliable baseline. Leaving with a written report is the minimum standard, not a request. Third, Cobb angle alone is never the full story; growth stage (Risser/Sanders, menarche), curve pattern, and trend across several controls jointly shape every decision. If the first visit answers fewer questions than it raises, that is often a reason for a second opinion rather than acceptance — a structured diagnostic workup should leave a family clearer, not more confused.

Question 15

Will my child's scoliosis get worse?

Accepted Answer

Honest answer: it depends on two numbers — the current Cobb angle and the remaining skeletal growth. AIS affects approximately 0.5–5% of adolescents (depending on the screening threshold applied), with a female predominance that becomes pronounced at larger curves: the girl:boy ratio is roughly 1.5:1 at 10° but 7–8:1 at curves requiring treatment. Larger curves in children with significant remaining growth carry the highest progression risk. Smaller curves in adolescents near skeletal maturity carry a much lower risk. The clinical progression framework combines three variables — curve magnitude, growth potential (Risser/Sanders stage, menarcheal status in girls, chronological age and height velocity), and curve pattern (double-major curves progress more than single curves) — into a risk estimate, historically summarized by the Lonstein-Carlson progression matrix and its modern successors. That is why monitoring is never just "look at the X-ray" — it is always curve + maturity + trend.

Question 16

What determines the risk of progression?

Accepted Answer

Six factors, weighted by evidence strength. (1) Curve magnitude: the larger the current Cobb angle, the higher the progression probability — the Lonstein-Carlson matrix (1984) gives explicit stratification: a 20–29° curve at Risser 0–1 has ~70% progression risk, the same curve at Risser 2–4 has ~25% risk. (2) Remaining growth: Risser sign (0–5, based on iliac apophysis ossification) and Sanders stage (1–8, based on hand radiograph, more granular than Risser and preferred for early puberty) both estimate growth potential. Risser 0–1 or Sanders 1–3 indicates significant growth remaining; Risser 4–5 or Sanders 7–8 indicates near-completion. (3) Age at diagnosis: younger = more growth remaining = higher risk. (4) Sex: girls progress more than boys at any given Cobb angle, for reasons not fully understood (growth-velocity timing, hormonal, genetic susceptibility). (5) Curve pattern: double-major curves progress more than single curves; thoracic curves typically progress faster than lumbar. (6) Pre-menarcheal status in girls: pre-menarche = ~4× higher risk than post-menarche at the same Cobb angle, because menarche marks the deceleration of the pubertal growth spurt. A single reading never drives the decision — the combination does.

Question 17

Why is growth so important?

Accepted Answer

The scientific core is the Hueter-Volkmann law: growth at a vertebral endplate is inhibited by asymmetric compression and accelerated by asymmetric distraction. In a small spinal curve, gravity already loads the concavity side more than the convexity; that asymmetric load biases the growth plates to grow faster on the convex side and slower on the concave side, deepening the wedge shape of the vertebral bodies. This is a self-reinforcing loop. During slow growth, the loop progresses slowly; during the pubertal growth spurt, when linear growth reaches 8–12 cm/year at peak height velocity (PHV), progression rates can accelerate dramatically. PHV in girls occurs on average at Tanner stage B2–B3, around age 11.5–12.5, and typically 6–12 months before menarche. In boys PHV is roughly 2 years later. This is why treatment windows are anchored to maturity markers, not to calendar age: two girls of the same age and same Cobb angle can have very different risks depending on whether they are pre-PHV, at PHV, or post-menarcheal. Once growth closes — physeal closure, Risser 5, Sanders 8 — the mechanical engine of progression largely stops.

Question 18

What do Risser sign and Sanders stage mean?

Accepted Answer

Both are skeletal maturity indices used to estimate remaining growth — the single most important variable for AIS progression risk alongside the Cobb angle. The Risser sign, scored 0–5 on the PA full-spine radiograph of the iliac apophysis ossification, is the classical index: 0 = no apophyseal ossification, 1 = 25% ossification, 2 = 50%, 3 = 75%, 4 = 100% but not yet fused to the ilium, 5 = fully fused. Risser 0–1 = peri-PHV, significant growth remaining; Risser 4–5 = near or at maturity. Risser's weakness is that it changes slowly during the crucial pre-PHV period, limiting its resolution precisely when decisions matter most. Sanders stages 1–8, introduced in 2008 and assessed on a left-hand radiograph (distal radius, metacarpal and phalangeal epiphyses), fill that gap: Sanders 1–3 = pre-PHV, Sanders 4 = PHV (peak growth velocity), Sanders 5–6 = post-PHV growth deceleration, Sanders 7–8 = near or at skeletal maturity. The BrAIST bracing trial showed that Sanders is a stronger predictor of bracing success than Risser, particularly in the 20–40° decision zone, and many spine centers have moved to routine Sanders staging for treatment decisions. Both indices — not just one — may be used; the standard is whichever is available and best matches the patient's timing.

Question 19

Why does the first period matter in girls?

Accepted Answer

Menarche is a clinically accessible maturity marker that correlates with the deceleration of the pubertal growth spurt, and therefore with the closing window of AIS progression risk. The classic observation: peak height velocity (PHV) precedes menarche on average by 6–12 months. Before menarche = before PHV = peak progression risk; at menarche = at or just past PHV = still measurable but decreasing risk; 2 years post-menarche = typically within 0.5–2 cm of final adult height = residual growth is small and progression risk accordingly low. In AIS cohorts, menarche tends to occur slightly later than in the general population (mean ~0.5 year), which is epidemiologically documented but not clinically decisive. For the family: writing down the date of the first menstrual period is one of the most useful pieces of data the spine team will ask for. Combined with the Risser/Sanders score and the current Cobb angle, it allows a quantitative answer to "how much risk is still on the table" — rather than the vague "we just have to see how it goes."

Question 20

How often do check-ups need to happen?

Accepted Answer

The AWMF-S2k guideline gives clear intervals: during the fast pubertal growth spurt, clinical check-ups every 4–6 months; at other stages during active growth, clinical check-ups around every 6 months. Radiological follow-up (a new X-ray) is done only when it will change a decision — typically every 6–12 months during active growth, more spaced out otherwise. After skeletal maturity and with a stable curve, the rhythm stretches to once a year or every two years. X-ray at every visit is not the standard and not in your child's interest.

Question 21

Can scoliosis "grow out"?

Accepted Answer

We understand the hope behind that question — many parents ask it. The honest medical answer: structural scoliosis does not straighten on its own during growth. What CAN happen, and often does: a mild curve stays mild, remains stable through the growth period, and never requires treatment beyond monitoring. Curves under about 30° at skeletal maturity usually stay stable into adulthood. Curves above approximately 50° at maturity tend to keep progressing slowly — about 1° per year — so they need attention. So "growing out of it" in the literal sense is not how scoliosis works, but "growing into a stable, monitored, untreated outcome" is a very real and common path for mild curves.

Question 22

What do thoracic, thoracolumbar, and lumbar mean?

Accepted Answer

These terms describe the spinal region of the curve's apex — the single most rotated vertebra, which SRS convention uses to classify curve type. Thoracic curves have their apex between T2 and the T11–T12 disc; thoracolumbar (TL) curves peak at T12 or L1; lumbar curves peak at the L1–L2 disc or below. Location matters clinically for three reasons. First, treatment thresholds differ: brace indication starts at 25° Cobb for thoracic curves but at 20° for thoracolumbar and lumbar, and surgical indication at 50° thoracic vs 40° thoracolumbar/lumbar — the lower TL/L thresholds reflect the greater long-term risk of pain and disability from untreated lumbar deformity into adulthood. Second, brace design is region-specific: TLSO (thoraco-lumbo-sacral orthosis) is standard; a brace that functions for a thoracic curve may not control a lumbar curve. Third, cosmesis and symptom pattern differ: thoracic curves produce a rib hump; lumbar curves produce a paralumbar muscle bulge and a more tilted waistline; thoracolumbar curves blend both. Rare presentations — isolated high thoracic (cervicothoracic) or thoracic with left-sided convexity — carry higher suspicion of a non-idiopathic cause and warrant MRI.

Question 23

When is an MRI needed?

Accepted Answer

Routine follow-up of typical AIS does not require MRI — serial standing radiography is the monitoring standard. MRI becomes indicated during follow-up in specific situations: new neurological symptoms (pain with radicular distribution, weakness, sensory disturbance, bowel/bladder changes), unexpected rapid Cobb-angle progression (for example, >10° in 6 months without a clear developmental reason), new nocturnal or rest pain, or findings that change the clinical pattern (new curvature pattern appearing, unusual rigidity, pain refractory to standard measures). Pre-operative MRI is standard before any corrective fusion, even in typical AIS, to screen for intraspinal pathology that would modify surgical planning (Chiari malformation, syringomyelia, tethered cord) — the prevalence of such findings in presumed-AIS patients undergoing MRI is approximately 5–8%, high enough to justify the routine pre-op screen. Outside those triggers, a stable AIS patient should not routinely have MRI — it adds cost and anxiety without clinical benefit.

Question 24

Is frequent X-ray radiation dangerous?

Accepted Answer

Two anchors to keep it in perspective. First, modern low-dose protocols for a full-spine radiograph deliver a dose that IQWiG (the German institute for health-care quality) compares to about one month of natural background radiation. Where available, EOS systems — which use simultaneous front and side imaging while the child stands — reduce the dose further. Second, the guideline principle: X-ray is done only when it will change a decision, not "to have a picture." Follow-up X-rays during active growth are typically every 6–12 months, more spaced out afterward. The benefit of catching a relevant progression early outweighs the very small radiation risk. If your center offers EOS, it is worth asking for it for repeat imaging.

Question 25

Does scoliosis run in families?

Accepted Answer

There is well-documented familial aggregation in AIS, but the genetics are polygenic and complex. Epidemiological studies show that first-degree relatives (parent, sibling) of an affected child have approximately a 5–10× higher prevalence of AIS than the general population; monozygotic (identical) twin concordance is higher than dizygotic, confirming a substantial genetic contribution. However, no single "scoliosis gene" explains the inheritance: current evidence points to many small-effect genetic variants interacting with developmental, mechanical, and possibly hormonal factors. Genetic testing for AIS (for example, the commercial ScoliScore panel) was introduced with enthusiasm around 2010 but has not achieved reliable clinical predictive value and is not recommended by the AWMF-S2k guideline for routine use. The practical implication is straightforward: if a parent, sibling, or close relative has a treated curve, the threshold for screening the child should be lower — a scoliometer check at age 10 and again at 12 (earlier if the child's growth spurt comes earlier) is prudent, regardless of whether formal school screening exists in your region. Familial history does not determine outcome, but it raises the pre-test probability enough to warrant active watching.

Question 26

What does long-term research say about AIS into adulthood?

Accepted Answer

The most cited natural-history data come from Weinstein's 50-year follow-up of the Iowa cohort (JAMA 2003 and follow-ups), which tracked patients with untreated AIS into middle and old age. Core findings: thoracic curves <30° at skeletal maturity remained clinically stable into late adulthood, with pain and functional limitations comparable to the general population. Curves 30–50° at maturity progressed on average slowly, by ~10–15° across adulthood, with variable clinical impact. Curves >50° at maturity — particularly thoracic curves above 60° and any large thoracolumbar/lumbar curves — progressed at an average of ~1° per year, accumulating substantial deformity by middle age and associated with higher rates of back pain, cosmetic concerns, and — for very large curves — pulmonary function impairment. Mortality was not increased for typical AIS presentations; AIS is not a life-shortening disease in its usual form. The clinical implication shapes today's surgical thresholds: the >50° thoracic / >40° lumbar indications are explicitly calibrated to prevent the adulthood-progression trajectory documented in Weinstein's data, not to achieve a cosmetic endpoint in adolescence. For mild curves under 30° at maturity, the evidence supports a life-long observational posture: periodic adult check-ups if symptoms arise, but no presumption of progressive deformity.

Question 27

Why are girls more affected than boys?

Accepted Answer

Prevalence of small curves (10°) is roughly 1.5× higher in girls than boys; for clinically significant curves requiring treatment, the ratio rises to about 7–8:1 female predominance. The mechanism is multifactorial and not entirely resolved. Three contributing factors have the strongest evidence. First, pubertal growth timing: girls enter peak height velocity earlier and complete skeletal growth faster than boys; this compressed growth window may amplify the Hueter-Volkmann progression mechanism in smaller curves before they are recognized. Second, differences in vertebral morphology and paraspinal muscle composition at matched ages, with slightly more slender thoracic vertebrae and lower relative paraspinal muscle cross-sectional area in girls during peak growth. Third, hormonal modulators — estrogen and its effect on growth-plate behavior, bone remodeling, and possibly connective-tissue compliance — have been implicated but without definitive causal evidence. Importantly, the sex skew does not mean boys can be ignored: AIS in boys tends to present later, can be under-detected, and boys with clinically progressive curves often have larger angles at diagnosis, sometimes with atypical patterns that warrant more aggressive differential diagnosis.

Question 28

What is the key thing for parents to remember about AIS course and risk?

Accepted Answer

One sentence captures the working frame: two numbers drive everything — the current Cobb angle and the remaining skeletal growth — and the third, decisive input is the trend across several controls. A single X-ray is never the story; serial measurements under comparable conditions are. The natural-history research is in our favor: most AIS cases at skeletal maturity fall into the <30° category that remains stable for life. Treatment exists precisely to catch the minority of cases where progression would otherwise cross into adult-problem territory (>50° thoracic, >40° thoracolumbar/lumbar). In practice this means a predictable rhythm: clinical follow-up every 4–6 months during the pubertal growth spurt, radiographic control only when the clinical picture or the interval requires it, and a documented decision at each visit. If that rhythm is maintained, surprises are rare; most families pass through the high-risk window and arrive at skeletal maturity with clarity rather than alarm.

Question 29

Is observation enough?

Accepted Answer

Yes, in many cases. According to the German AWMF-S2k guideline, while the child is still growing, thoracic main curves below 25° Cobb and thoracolumbar or lumbar curves below 20° Cobb should be observed over time. Concretely: no brace therapy, but regular clinical and — when needed — radiological check-ups while your child is still growing. Observation does not mean "doing nothing." It means actively keeping the development in view, using the body consciously (movement, sport, age-appropriate posture), accompanying the growth phase, and initiating the next treatment stage in time if the curve clearly increases. After skeletal maturity, thoracic curves below 30° usually stay stable. For small stable curves, pure observation is therefore a medically correct and often sufficient strategy.

Question 30

Does physiotherapy really help?

Accepted Answer

Physiotherapy has a firm place in AIS, but not as a solo therapy against the curve itself. The German guideline is explicit: physiotherapy as a sole treatment option cannot be recommended with current evidence, because the studies do not support a lasting Cobb-angle improvement. At the same time, there is strong consensus on physiotherapy as an accompaniment to brace therapy. For parents and teenagers this realistically means: physiotherapy is useful for strengthening trunk muscles, improving mobility and breathing, training posture and body awareness, and relieving symptoms like tension or back pain. It does not replace a brace where one is indicated, and it does not turn a 35° curve into a 10° curve. Correctly framed, physiotherapy is an important companion — not a miracle cure.

Question 31

What does scoliosis-specific physiotherapy mean?

Accepted Answer

Scoliosis-specific physiotherapy means the exercises are adapted to the individual three-dimensional curve of your child. Standard "back" exercises are not enough. Used elements include active self-correction, directed breathing into the collapsed thorax areas, targeted stabilization exercises, and deliberate integration into daily life. The German guideline puts it in a differentiated way: physiotherapy "can" be scoliosis-specific; no mandatory recommendation for one particular method is made. What matters most is that the therapist has scoliosis experience, that your child learns the exercises cleanly, and that they are carried on regularly at home. Only then can physiotherapy develop its accompanying effect.

Question 32

What is Schroth therapy?

Accepted Answer

Schroth therapy is the best-known scoliosis-specific physiotherapy concept in the German-speaking world. It is based on Katharina Schroth's body-block model: the spinal curve is understood as a combination of translations and rotations, addressed through targeted breath-direction work on ribcage and rib mobility. The framing for parents matters: studies often show only very small effects on the Cobb angle itself, and the measured values frequently lie below the usual 3° measurement error. The German guideline considers Schroth meaningful in combination with a brace, but gives no clear "Schroth alone and everything improves" recommendation. In short: Schroth is an established, cleanly structured program, can be helpful as an accompanying therapy, but is not a substitute for an indicated brace and no guarantee of curve reduction.

Question 33

Does osteopathy or chiropractic help?

Accepted Answer

For structural juvenile scoliosis the honest answer is: no, not against the scoliosis itself. Osteopathic treatments, chiropractic, or manual therapy can play a role if your child also has accompanying complaints — muscular tension, segmental blockages, or pain from functional disturbances. The guideline explicitly names physio-/manual therapy, osteopathy, strength training, and self-exercises as options for such accompanying symptoms of AIS. The clear boundary matters: no osteopathic, manual-therapy, or chiropractic procedure permanently straightens a structural scoliosis. Offers that suggest a 30° Cobb angle can be halved by "adjustments" or "gentle mobilization" do not match current evidence. Use such methods deliberately for specific complaints, not as a replacement for the actual scoliosis therapy.

Question 34

When does my child need a brace?

Accepted Answer

According to the German guideline, brace therapy is recommended from 25° Cobb thoracic or from 20° Cobb thoracolumbar/lumbar, while the child is still growing. Below these thresholds the standard is continued observation. The decision is never just about the current degree, but about the combination of three questions: How large is the curve today? How much growth is still ahead? Is it changing? When a curve grows into a relevant range or clearly increases over time, a brace is discussed. Risk of further progression is particularly elevated in girls before or during puberty, with an immature skeleton (low Risser or Sanders), and with double curves. The goal of the brace is to slow exactly this progression during growth.

Question 35

How many hours per day must the brace be worn?

Accepted Answer

The effect of the brace depends strongly on actual wear time — the more hours per day, the better the effect. In German practice, full-time bracing is typically prescribed at around 20–23 hours per day, depending on brace type and the individual situation. A practice-relevant update from the current guideline: during sport the brace may be removed, and the sport time is counted toward the daily wear hours. Sport and brace are therefore not mutually exclusive — they are sensibly combined, so that daily life, school, movement, and sleep integrate well, provided the brace is actually worn consistently. Inconsistent wear significantly reduces the effect.

Question 36

Which brace is right?

Accepted Answer

The right brace depends on the curve type, the curve pattern, the age, the maturation phase, and the individual daily-life requirements. In the German-speaking region, TLSO braces (thoraco-lumbo-sacral orthoses) are the standard, often with active correction zones following the Chêneau principle; Boston braces and modern evolutions are also known. Brand name matters less than a precise individual fit. A practical quality indicator is the so-called in-brace primary correction — how strongly the curve improves directly in the brace on a standing X-ray. As an orientation, a primary correction of at least 40% of the baseline curve is expected. If that is not achieved, the brace should be adjusted or remade. You recognize the right brace by the fact that it sits cleanly, is accepted by the child, and shows a relevant correction effect on X-ray.

Question 37

What happens if the brace isn't worn consistently?

Accepted Answer

Then the therapy loses its strongest working factor. Evidence is clear: outcome strongly depends on actual wear time; substantially under-wearing significantly reduces the chance of preventing progression into the surgical range. This is a practical problem, not a moral one. Brace therapy during puberty is demanding: skin, sweating, clothing, sport, school, self-image, peer group. Exactly for this reason the guideline explicitly recommends offering psychological counselling when brace therapy is rejected for psychosocial or emotional reasons. If you notice your child struggling with the brace, the right path is not silently wearing it less, but a conversation with the treatment team and, if needed, a psychologist. The situation can often be concretely improved — through adjustment, better fit, small everyday solutions, or support.

Question 38

When can bracing end?

Accepted Answer

Brace therapy ends not on a fixed date, but when the skeleton is mature enough and the curve is stable. The German guideline recommends a radiological assessment of skeletal age for this, supplemented by clinical data such as current height, growth trajectory, and — in girls — the first menstrual period (menarche), which in AIS tends to occur slightly later than in the general population. The exit from the brace is usually not abrupt but staged: wear time is reduced step by step, with parallel clinical and radiological controls to catch any re-increase early. After bracing ends, a final out-of-brace X-ray is recommended within up to 2 years. This cleanly confirms whether the curve stays stable.

Question 39

What if conservative therapy reaches its limits — does that mean we failed?

Accepted Answer

No. Conservative therapy in AIS is not the opposite of surgery but its first and in many cases decisive stage. When a curve clearly progresses despite consistent brace therapy, or is already in the surgical range at diagnosis, it is medically correct to seek a surgical consultation in time. That is not a "defeat of conservative therapy" but the mark of clean, evidence-adjusted care that follows the actual finding.

Question 40

When should surgery be considered?

Accepted Answer

Surgery is seriously discussed when conservative therapy has not been able to halt progression, or when the curve is already in the surgical range at diagnosis. According to the German guideline, the indication for surgical correction in AIS should be given at Cobb angles above 50° thoracic or above 40° thoracolumbar or lumbar. Additionally, an individualized consultation at a surgical scoliosis center should already take place from 40° thoracic. Beyond the pure degree, other arguments matter: a clearly progressive course despite a brace, pronounced trunk asymmetry with a marked rib hump, bothersome back pain, and — with very large curves — possible pulmonary restrictions. Depending on curve type, trunk balance, and maturity, the decision whether to operate (and if so, when) is individualized. Often a window around or shortly after the end of growth is favorable, combining good starting conditions with stable circumstances.

Question 41

When should surgery explicitly NOT be done?

Accepted Answer

Not for mild or moderate stable curves — those are observed or treated conservatively with physiotherapy and a brace. Never on the basis of a single measurement, a bad photo, or a one-off check-up. An important safety point: a difference of 2–3° in Cobb angle can already arise from methodological measurement error or from different body positions during the X-ray. The guideline cites a measurement error of about 3° and notes that the main curve can on average vary by around 6° simply between different imaging situations. Surgery is therefore never decided on the basis of a single small degree change, but on the basis of a clear course across multiple controls that matches the clinical picture. Equally, no surgery should be held out with the promise that "afterwards everything will be perfectly straight and every complaint will be gone" — a serious consultation also names the limits and risks.

Question 42

Does 40° already mean going to a surgical center?

Accepted Answer

Yes, a consultation is sensible from this range — but consultation does not mean operation. The German guideline recommends an individualized consultation at a surgical scoliosis center from 40° thoracic. The goal is to cleanly think through all options, get the assessment of experienced spine surgeons, jointly review surgical criteria, and — where reasonable — continue with conservative therapy for as long as it makes sense. For parents this distinction matters. A second opinion at a surgical center is not a "starting signal for scheduling the operation," but a quality step. Particularly in the gray zone between 40° and 50° thoracic, decisions are very individualized: How mature is the skeleton? How progressive was the course? How strong are the clinical complaints? What can conservative therapy realistically still achieve? And what are the personal goals of the family and the adolescent?

Question 43

Does 50° mean mandatory surgery?

Accepted Answer

As a rule, an operation is recommended from these thresholds. According to the German guideline, the indication for surgical correction should be given at Cobb angles above 50° thoracic or above 40° thoracolumbar/lumbar. A main reason: large curves tend to slowly continue progressing after growth ends — on average by just under 1° per year for thoracic curves above 50°. Without surgery the problem therefore does not shift away; it grows along. But "should be operated" does not mean "must be operated at all costs." The overall situation matters in this range too: imaging, clinical picture, trunk balance, complaints, development across follow-ups. Some patients, after thorough disclosure, deliberately decide against surgery. The medical task is to transparently present what happens if surgery is done — and what probably happens if it is not.

Question 44

What is the goal of surgery?

Accepted Answer

The goal of scoliosis surgery is to durably stabilize the curve and reduce it substantially. The spine should be held long-term in a balanced, load-bearing shape. This prevents further progression, in many cases visibly improves posture, reduces trunk asymmetry, and relieves the spine. With large curves, this is also important in the long run to reduce back pain, postural disorders, and — rarely — lung-function issues. A realistic expectation matters: the goal is not a "perfectly straight spine like a ruler," but a stable, balanced, load-bearing spine with a clearly improved curve. The exact correction depends on curve type, maturity, and the surgical procedure.

Question 45

Which surgery is most common for adolescent scoliosis?

Accepted Answer

The most common operation for AIS is the instrumented corrective spondylodesis, usually from the back (dorsal/posterior). The affected vertebrae are gradually brought into a better position with screws and rods and durably connected to each other. In plain language, the technical term "spondylodesis" means: correction and fusion/stabilization of the affected spinal segment. This procedure is standard for AIS in Germany and very well established at the major spinal centers. During surgery, nerve function is continuously monitored with intraoperative neuromonitoring (IONM), so critical changes can be detected immediately. The operation is plannable, structured, and today routine at many hospitals compared to earlier — but it is still a significant spinal procedure that should only be performed at an experienced center.

Question 46

What is the difference between fusion and VBT?

Accepted Answer

Spondylodesis (fusion) is the established gold standard: it corrects the curve and permanently fuses the operated segments. After healing, those segments are no longer individually mobile, but overall trunk mobility after adolescent scoliosis surgery is usually surprisingly good. VBT (vertebral body tethering) is a growth-guided, motion-preserving alternative: a flexible tether is placed under tension on the convex side to guide growth as the spine continues to develop. VBT only makes sense in selected still-growing adolescents with sufficient remaining growth. Evidence is still limited, the optimal indication isn't fully defined, the AWMF-S2k guideline gives neither a general for-nor-against, and it explicitly states VBT should not be used after skeletal maturity. For a classical AIS with a large curve after growth completion, fusion remains the method of choice.

Question 47

What are the main risks of scoliosis surgery?

Accepted Answer

A spine operation is a major procedure. Even in experienced centers today it is very plannable, but the typical risks must be disclosed openly. General surgical risks: infection, wound-healing issues, blood loss, anesthesia reaction. Spine-specific: nerve irritation, sensory disturbance, muscle weakness, and — rarely — severe neurological complications including paraplegia. Other points: implants can loosen or, very rarely, break; adjacent-segment issues can develop in the levels next to the fused segment; occasional correction or revision surgery may be needed. Intraoperative neuromonitoring (IONM) is standard to catch critical nerve changes immediately. In good centers serious complications are rare — not zero. That is exactly why a clear, honest consultation and, where useful, a second opinion are an important part of the decision.

Question 48

How long does the hospital stay last?

Accepted Answer

Typical stay in Germany: about 7–10 days, depending on the clinic, the course, and the procedure. The protocol is standardized: surgery, early post-operative monitoring, stepwise mobilization starting on day 1–2, breathing and posture exercises, pain management, discharge preparation. After discharge, a structured rehab phase usually follows — often beginning after about 6 weeks of initial healing — running 3–6 weeks inpatient or outpatient. Rehab rebuilds daily-life function: load tolerance, mobility within allowed limits, trunk stability, and return to normal routines.

Question 49

When can my child return to school and sports?

Accepted Answer

School: often around 4–6 weeks after surgery, initially part-time with breaks. The school backpack should be light in this phase; a two-shoulder pack or trolley is sensible. For sport, the AWMF-S2k guideline sets a clearly staged path after corrective instrumented fusion: abstain from non-competitive sport for 3–6 months, and from contact sport for 6–12 months. Light joint-friendly activity such as walking — later swimming and cycling — usually becomes possible earlier, typically around 4–6 months, always in agreement with the operating surgeon. These stages matter because the fused segments need time to build permanently; consistent adherence is directly linked to the long-term stability of the result.

Question 50

What should guide our decision for or against surgery?

Accepted Answer

A surgical decision for AIS should never be made under pressure, never rushed, and never on the basis of a single measurement. A serious consultation process includes: a clean finding with a full-spine radiograph, progression documentation across multiple follow-ups, a realistic presentation of benefits and risks, consultation at an experienced spine center, and — when in doubt — a second opinion. IIMI Institute brings exactly this framework, with experienced spine specialists, clear priority on conservative therapy where it makes sense, and surgery only when it is medically truly the right step.

Question 51

Can my child do sports with scoliosis?

Accepted Answer

Yes, explicitly. In AIS, sport is not only allowed but desired. Movement strengthens the trunk musculature, improves posture and coordination, supports general health, and helps self-confidence. There is no robust evidence that sport worsens an idiopathic scoliosis. The German guideline goes further: even competitive sport is in principle possible after individual evaluation. What matters is only to align the sport, intensity, and load individually with the treatment team — especially when a brace is worn, or when a staged load build-up is needed after surgery. Sport is therefore not a risk to avoid but an important partner of the treatment.

Question 52

Which sports are good, which less practical?

Accepted Answer

Favorable are all sports that activate the trunk musculature, train body awareness and breathing, and load symmetrically: swimming, cycling, climbing, running, yoga, pilates, dance, ball sports, martial arts, apparatus gymnastics — most sports fit without issue. What matters is less the sport itself than the regularity. More deliberation is needed for very one-sided or maximally loading activities directly after a new brace fitting, or in the phase after a scoliosis operation; there, clear medical guidelines on load build-up apply. For contact sports after a spondylodesis, the guideline provides for abstaining for 6–12 months; for non-competitive sport, 3–6 months. The principle: the sport itself is not the problem — the wrong timing within current therapy is.

Question 53

Can my child do PE with a brace?

Accepted Answer

Yes — and practically important: the brace is taken off for sport sessions, and the sport time is counted toward the daily brace-wear time (per AWMF-S2k 2023). Your child joins the rest of the class for PE normally and puts the brace back on afterward. This is deliberate: sport and daily movement support scoliosis treatment rather than interfere with it. The PE teacher should be informed so there are no misunderstandings — a short pointer to the current guideline is usually enough.

Question 54

Do heavy backpacks or bad posture cause scoliosis?

Accepted Answer

No. Idiopathic scoliosis does not arise from a heavy schoolbag, from sitting crookedly, or from lack of movement. It is a structural, three-dimensional misalignment of the spine with not fully understood causes. AIS is not the parents' fault, and it is not the backpack's fault. At the same time: a very heavy, one-sidedly carried schoolbag can contribute to general back complaints and muscular tension and is unfavorable for any child. Ergonomically favorable is a bag carried on both shoulders, well padded, close to the back, and not needlessly heavily packed. That a child "gets scoliosis" from it is not a concern. The same holds for posture: active, varied use of the body is good — but an AIS cannot be "sat away" and is not caused by bad posture.

Question 55

Can scoliosis cause pain?

Accepted Answer

Yes, it can happen, but it is not a strict rule. Many children and adolescents with AIS initially have no pain at all. Others report muscular tension, trunk-muscle fatigue after prolonged sitting, or occasional back complaints — especially during a growth spurt. Such complaints can often be addressed well with movement, physiotherapy, targeted strengthening, and — if indicated — manual therapy. Specific attention is needed for strong, persistent, or unusual pain; night pain that wakes the child from sleep; or neurological symptoms such as numbness, muscle weakness, gait disturbance, or bladder/bowel problems. Such symptoms do not fit the typical picture of AIS and need targeted investigation. Pain alone is therefore not proof of a "bad scoliosis" — but it is an important signal that must be taken seriously.

Question 56

How does the brace affect school, clothing, and sleep?

Accepted Answer

A brace is more manageable in everyday life than families usually expect. Under wider tops it is largely unnoticeable; cotton T-shirts directly on the skin plus normal clothing over that works well. Slightly roomier cuts, stretch fabrics, and waistbands that do not press on the brace edge make life easier. In summer: light breathable clothes and a good skin-care routine, because some sweating is unavoidable. At school it is usually not a problem with a good fit and informed teachers. At night it takes getting used to, but most adolescents develop a stable routine within a few weeks. The single most important factor remains wear time — the more reliably the brace is worn, the better the effect.

Question 57

How do I talk to my child about body image and shame?

Accepted Answer

A critical point — and one the AWMF-S2k guideline explicitly addresses. In puberty body image matters a lot, and visible asymmetries, a brace, X-rays or the prospect of surgery can trigger low self-esteem or body-image difficulties in adolescents. The guideline therefore explicitly recommends offering psychological counselling when bracing is rejected for psychosocial or emotional reasons. At home the useful stance is: listen, take it seriously, neither dramatise nor minimise. Scoliosis does not "break" your child, and a brace is not a failure. Shame, insecurity, and anger are understandable, legitimate feelings. Concrete support beats general encouragement: clothes that actually fit, clear arrangements at school, permission to remove the brace in specific situations (with sport-time credit), and professional psychological support where needed. With good support, scoliosis almost always becomes a part of adolescence that can be integrated — not a theme that defines life.

Question 58

What documents should we bring to the first appointment?

Accepted Answer

The more complete the documentation, the faster and more precise the appointment can be. Please bring to the first appointment: all existing X-rays and MRI scans (preferably on CD/DVD or digitally); all doctor's letters and findings — e.g. from the pediatrician, orthopedist, or school screening; reports on prior physiotherapy or brace care (if any); and the referral from your treating doctor. Additionally helpful is a short personal note: current height and weight, growth-course details, in girls the date of the first menstrual period, current complaints (pain, noticeable things during sport or walking, neurological symptoms), and previous therapies with your experience of them. This helps to place your child's life situation realistically — and not only in centimeters and degrees.

Question 59

What questions should we definitely ask at the appointment?

Accepted Answer

A good first appointment is not a monologue but a conversation. Feel free to ask concrete questions, for example: What form of scoliosis does my child have? How large is the curve currently (Cobb angle) and where is it located (thoracic, thoracolumbar, lumbar)? How do you assess progression, and what is that assessment based on? How much growth remains, and how is that measured (Risser, Sanders, menarche, height course)? And further: is observation, physiotherapy, or a brace the right step right now — and why? If a brace: what kind, how long, how many hours, how is the effect checked? Is surgery currently on the table or conceivable long-term, and at what values would you recommend a surgical consultation? What does a realistic follow-up rhythm look like? Which sports or activities should we limit, which are explicitly good? A list of 5–10 questions you gather together at home beforehand is worth its weight in gold.

Question 60

When is a second opinion useful?

Accepted Answer

Whenever you are unsure — and especially when surgery is on the table. A second opinion is not a vote of no confidence; it is a normal, quality-securing step. It is particularly useful when surgery is recommended and you want to confirm the decision calmly, when different doctors propose very different paths, when the current therapy has not worked despite consistency, or when rapid action is demanded without sufficiently clear justification. The 40–50° thoracic gray zone and difficult curve patterns are textbook moments for a second opinion at an experienced spine center. IIMI Institute offers structured second opinions, including assessment of existing documentation — the clearer the decision, the better for your child.

Question 61

What makes a good treatment journey with AIS?

Accepted Answer

A good treatment course with AIS lives on three things: a clean medical assessment, a realistic everyday life with school, sport, and free time — and a family that is well informed. This website does not replace the appointment, but it should put you in a position to make the appointment a conversation on equal footing. That is exactly what IIMI Institute is prepared for.

Scoliosis in children and adolescents: a second opinion from Germany. — Structured assessment of adolescent idiopathic scoliosis in Germany — honest advice before any decision on bracing or surgery.

Prof. Dr. med. Christoph Mehren

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In-Depth Guides

Scoliosis diagnosis: what is measured, how, and why

When is a scoliosis operation genuinely justified?

The brace: what it does, when it pays off, how everyday life works

How to recognize scoliosis in a child

How scoliosis develops during growth

Treating scoliosis without surgery: the conservative building blocks

Scoliosis physiotherapy: what it can achieve, and what it cannot

Scoliosis operation: the structured path through the procedure

Scoliosis in everyday life: live as normally as possible, with a few considered adjustments

The first appointment at IIMI Institute: structured, honest, unhurried

Scoliosis diagnosis: what is measured, how, and why

When is a scoliosis operation genuinely justified?

The brace: what it does, when it pays off, how everyday life works

How to recognize scoliosis in a child

How scoliosis develops during growth

Treating scoliosis without surgery: the conservative building blocks

Scoliosis physiotherapy: what it can achieve, and what it cannot

Scoliosis operation: the structured path through the procedure

Scoliosis in everyday life: live as normally as possible, with a few considered adjustments

The first appointment at IIMI Institute: structured, honest, unhurried

Scoliosis diagnosis: what is measured, how, and why

When is a scoliosis operation genuinely justified?

The brace: what it does, when it pays off, how everyday life works

How to recognize scoliosis in a child

How scoliosis develops during growth

Treating scoliosis without surgery: the conservative building blocks

Scoliosis physiotherapy: what it can achieve, and what it cannot

Scoliosis operation: the structured path through the procedure

Scoliosis in everyday life: live as normally as possible, with a few considered adjustments

The first appointment at IIMI Institute: structured, honest, unhurried

Frequently Asked Questions

What is scoliosis?

What types of scoliosis exist, and why does the distinction matter?

Is it really scoliosis or just bad posture?

How do I recognize scoliosis in my child?

Glossary

Scoliosis

Idiopathic

Adolescent Idiopathic Scoliosis (AIS)

Scoliosis

Idiopathic

Adolescent Idiopathic Scoliosis (AIS)

Congenital Scoliosis

Neuromuscular Scoliosis

Structural Scoliosis

Functional Scoliosis

Kyphosis

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