Mondo Description Thanatophoric dysplasia (TD) is a severe and generally lethal skeletal dysplasia presenting in the prenatal period and characterized by micromelia, macrocephaly, narrow thorax, and distinctive facial features. It includes TD, type 1 (TD1) and TD, type 2 (TD2), that can be differentiated from each other by femur and skull shape.

Disease Ontology Description An osteochondrodysplasia that results_in short arms and legs with excess folds of skin.