microcephalic osteodysplastic primordial dwarfism type II
Definition
An osteochondrodysplasia that is a form of microcephalic osteodysplastic primordial dwarfism that has_material_basis_in homozygous or compound heterozygous mutation in the PCNT gene, encoding pericentrin, on chromosome 21q22. It is characterized by intrauterine growth retardation, severe proportionate short stature, and microcephaly.