Arthrogryposis, distal, type 5 (DA5)
Summary Distal arthrogryposis type 5 (DA5, also known as oculomelic amyoplasia) is caused by heterozygous mutation in the PIEZO2 gene, of which mutations also cause the overlapping syndromes DA3 and Marden-Walker syndrome. Distal arthrogryposis type 5 is distinguished from other forms of DA by the presence of ocular abnormalities, typically ptosis, ophthalmoplegia*, and/or strabismus, in