Description : Multiple pterygium syndromes comprise a group of multiple congenital anomaly disorders
characterized by webbing (pterygia) of the neck, elbows, and/or knees and joint contractures
(arthrogryposis) (Morgan et al., 2006). The multiple pterygium syndromes are phenotypically
and genetically heterogeneous but are traditionally divided into prenatally lethal
(253290) and nonlethal (Escobar) types.;
Inheritance : Autosomal recessive;
Molecular basis : Caused by mutation in the cholinergic receptor, nicotinic, gamma polypeptide gene
(CHRNG, 100730.0001);