Mondo Description Any Simpson-Golabi-Behmel syndrome in which the cause of the disease is a mutation in the GPC3 gene.

Uniprot Description A condition characterized by pre- and postnatal overgrowth (gigantism), facial dysmorphism and a variety of inconstant visceral and skeletal malformations. Characteristic dysmorphic features include macrocephaly with coarse, distinctive facies with a large protruding jaw, broad nasal bridge and cleft palate. Cardiac defects are frequent.

Disease Ontology Description An X-linked recessive disease characterized by pre- and postnatal overgrowth and craniofacial, skeletal, cardiac and renal abnormalities and has_material_basis_in mutation in the gene encoding glypican-3 on chromosome Xq26.