MONDO_0011128 (Sheldon-hall syndrome) (SHS) is a rare multiple congenital contracture syndrome characterized by contractures of the distal joints of the limbs, triangular face, downslanting palpebral fissures, small mouth, and high arched palate. Also known as: DA2B, Freeman-Sheldon syndrome variant, Sheldon-Hall syndrome, arthrogryposis, distal, type 2B, distal arthrogryposis type 2B.