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Living with Spondyloepiphyseal dysplasia, Cantu type

An extremely rare bone condition with short stature, distinct facial features, and short hands and feet.

Understanding Spondyloepiphyseal dysplasia, Cantu type

Spondyloepiphyseal dysplasia, Cantu type is an extremely rare bone condition described in about 5 people to date.

People have short stature and short hands and feet. Facial features include narrow eye openings, upward-slanting eyes, thick eyebrows and eyelashes, and a coarse voice. Signs may begin in the newborn or infant years.

Signs & symptoms

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

  • Short stature
  • Short hands and feet
  • Coarse voice
  • Thick eyebrows and curly eyelashes
  • Funnel chest (pectus excavatum)
  • Delayed bone maturity

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. Ask which tests can help

    Your care team will decide which exams and tests can confirm the diagnosis.

Care & treatment

Care team
Bone and joint specialists (orthopedists or orthopedic surgeons); Genetic specialists (geneticists)
Expert care
Ask about multidisciplinary care centers for rare conditions
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 rare disease patient organizations for support
  • 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 monitor my child's growth and bones?
Is genetic testing available to find the gene involved?
Are there other families with this condition we could connect with?

Quick facts

Symptoms usually startNewborn and as an Infant
InheritanceAutosomal Dominant

Changes in genes (variants) cause this condition. It is autosomal dominant, meaning one changed copy of a gene can cause it. GARD doesn't list which gene.

Genetic

Also known as: fantasy island syndrome; sed-bds; spondyloepiphyseal dysplasia and brachydactyly with speech disorder syndrome; spondyloepiphyseal dysplasia cantu type; spondyloepiphyseal dysplasia-brachydactyly-speech disorder syndrome; tatoo dysplasia

Patient organizations

Rare-disease groups that can help

Source: NIH GARD · Spondyloepiphyseal dysplasia, Cantu typeGARD ID 10629 · 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 Spondyloepiphyseal dysplasia, Cantu type.

Explore the Spondyloepiphyseal dysplasia, Cantu type blog

Explore research for Spondyloepiphyseal dysplasia, Cantu type

Explore actively recruiting Spondyloepiphyseal dysplasia, Cantu type studies with HealthSpark.

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  • Recruiting studies from ClinicalTrials.gov
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  • Eligibility is confirmed by the study team

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