Brachydactyly, Type B2, also known as brachydactyly type b2, is related to acromesomelic dysplasia and chronic tympanitis. An important gene associated with Brachydactyly, Type B2 is NOG (Noggin), and among its related pathways/superpathways are Human Embryonic Stem Cell Pluripotency and Breast cancer pathway. Affiliated tissues include bone and eye, and related phenotypes are short toe and short distal phalanx of finger