Moyamoya angiopathy-short stature-facial…

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Moyamoya angiopathy-short stature-facial dysmorphism-hypergonadotropic hypogonadism syndrome

ORPHA:280679Disease

Also called Moyamoya disease-short stature-facial dysmorphism-hypergonadotropic hypogonadism

What it is

Moyamoya angiopathy - short stature - facial dysmorphism - hypergonadotropic hypogonadism is a very rare, hereditary, neurological, dysmorphic syndrome characterized by moyamoya disease, short stature of postnatal onset, and stereotyped facial dysmorphism.

Key facts

Prevalence
<1 / 1 000 000
Age of onset
All ages
Inheritance
X-linked recessive
Classified as
Disease

Prevalence figures describe populations, not individuals, and are often estimates from a single study. Where the figure is an incidence or a birth prevalence, it says so.

Signs and symptoms

These ranges are how often a sign appears across everyone diagnosed, not a prediction for one person — most people have some of these and not others. Orphanet also records findings that are specifically absent in this disease; those are in the data but not listed here.

Gene

BRCC3Role in the phenotype of

ICD-10 codes

Q87.1filed under a broader ICD-10 category — shared with 107 other rare diseases

ICD-10 has no distinct code for most rare diseases, so many are filed under the nearest available one. A shared code identifies the group, not this disease — the ORPHAcode above is what identifies it.

Related health topics

Reached through the ICD-10 categories this disease is filed under, so these describe the broader group rather than this disease specifically.

Cross-references

MONDO 0010448OMIM 300845UMLS C4518329

Orphadata Science: Free access data from Orphanet. © INSERM 1999. Data version 2026-06-23. Available under CC BY 4.0. This is a reference, not medical advice.

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