Distal arthrogryposis type 2A

Freeman–Sheldon syndrome (FSS) is a very rare form of multiple congenital contracture (MCC) syndromes (arthrogryposes) and is the most severe form of distal arthrogryposis (DA). It was originally described by Ernest Arthur Freeman and Joseph Harold Sheldon in 1938.As of 2007, only about 100 cases had been reported in medical literature. [Source: Wikipedia ]