Type : Phenotype or locus, molecular basis unknown;
Description : Antecubital pterygium syndrome is an autosomal dominant disorder characterized by
a fleshy web extending across the anterior aspect of the cubital fossa, absence of
the long head of the triceps, limitation of full elbow extension, and missing skin
creases over the terminal interphalangeal joints of the fingers (summary by Wallis
et al., 1988).;