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Living with Steel syndrome

A rare genetic bone condition with short stature, dislocated hips and elbows, and a curved spine.

Understanding Steel syndrome

Steel syndrome is a rare genetic bone condition with short stature and joint dislocations.

Babies are born with both hips dislocated, and the elbow bone (radial head) may be out of place. Other features include fused wrist bones, curved spine, high arches, and an unstable top of the neck. Facial features include a broad forehead and nose bridge and a slightly flat midface. Hearing loss in both ears has also been described.

Signs & symptoms

Symptoms vary from person to person. GARD lists these among the most common:

  • Short stature
  • Dislocated hips from birth
  • Dislocated elbow bone
  • Curved spine (scoliosis)
  • Fused wrist bones
  • Flat feet

Not everyone has every symptom. GARD's list comes from the Human Phenotype Ontology.

Diagnosis

  1. Talk with your doctor

    Share the symptoms you've noticed, when they started and your family health history. Notes and photos can help.

  2. See a specialist

    Specialists who may be involved include bone and joint specialists and genetic specialists.

  3. Consider genetic testing

    Changes in COL27A1 are linked to this condition. Genetic testing and counseling can help confirm a diagnosis and explain what it means for your family.

  4. Connect with expert centers

    Little People of America may keep lists of experts for this condition.

Care & treatment

Care team
Bone and joint specialists (orthopedists or orthopedic surgeons); Genetic specialists (geneticists)
Expert care
Expert lists: Little People of America
Treatment
GARD doesn't list specific treatments for this condition. Your care team will tailor care to your symptoms.
Research
Clinical trials and observational studies may be options. See the research section below.

General information, not medical advice. Your care team makes the decisions.

Everyday life

Living with a rare condition is easier with support.

  • Connect with Little People of America
  • Keep notes on symptoms, changes and questions for appointments
  • Ask about patient registries that help research
  • Look into financial aid and travel resources for care visits
Bring these questions to your next doctor visit
How can we treat or monitor the hips and elbows?
Should we check the neck bones for instability?
Would COL27A1 gene testing help our family?

Quick facts

Symptoms usually startNewborn and as an Infant
InheritanceAutosomal Recessive
GenesCOL27A1

Changes in the COL27A1 gene cause this condition. It is autosomal recessive, meaning a child inherits a changed copy of the gene from each parent.

Genetic

Also known as: bilateral hip and radial head dislocations-short stature-scoliosis-carpal coalitions-pes cavus-facial dysmorphism syndrome; bilateral hip and radial head dislocations, short stature, scoliosis, carpal coalition, pes cavus, facial dysmorphism syndrome; stls

Patient organizations

Source: NIH GARD · Steel syndromeGARD ID 17735 · GARD page updated September 2026 · Plain-language summary by Know Rare; editorial review pending. General information, not medical advice.

You are more than your diagnosis

Perspectives from people navigating life with Steel syndrome.

Explore the Steel syndrome blog

Explore research for Steel syndrome

Explore actively recruiting Steel syndrome studies with HealthSpark.

HealthSpark

Find actively recruiting studies for Steel syndrome with HealthSpark. Share your city to explore research near you.

  • Recruiting studies from ClinicalTrials.gov
  • Share your city to look for research near you
  • Eligibility is confirmed by the study team

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I can help you find recruiting Steel syndrome studies. Enter a ZIP code, address or city below and I'll look within 50 miles.

Powered by HealthSpark, our AI chat helper · Study information from ClinicalTrials.gov · Eligibility is confirmed by the study team.

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