Brachydactyly-Syndactyly Syndrome, also known as brachydactyly-syndactyly-oligodactyly syndrome, is related to brachydactyly, type a4 and brachydactyly, type d. An important gene associated with Brachydactyly-Syndactyly Syndrome is HOXD13 (Homeobox D13), and among its related pathways/superpathways is Triacylglyceride synthesis. Affiliated tissues include bone, and related phenotypes are short 5th metacarpal and toe syndactyly