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SMARCA2-related blepharophimosis-intellectual disability syndrome

ORPHA:637013· ICD-10 Q87.0

Definition

A rare, genetic, syndromic intellectual disability disorder characterized by global developmental delay, often with severe hypotonia and limited mobility, intellectual disability (mild to severe) with absent or significantly impaired speech and behavioral problems. Craniofacial features include blepharophimosis, epicanthal folds, sparse eyebrows and eyelashes, broad nasal bridge, short nose with downturned tip, open mouth with thin upper vermillion, and abnormal ears.

Prevalence
<1 / 1 000 000
Inheritance
Autosomal dominant
Age of onset
Adolescent, Childhood, Infancy