fibrochondrogenesis 1

A fibrochondrogenesis that is characterized by a flat midface with a small nose and anteverted nares, significant shortening of all limb segments but relatively normal hands and feet, and a small bell-shaped thorax with a protuberant abdomen and that has_material_basis_in compound heterozygous mutation in the COL11A1 gene on chromosome 1p21.

Van Maldergem syndrome

A syndrome characterized by facial abnormalities such as telecanthus, epicanthus, broad flattened nose, large inverted W-shaped mouth and malformed ears, malformed extremities such as camptodactyly, clinodactyly, interdigital webbing and joint hyperlaxity and mental retardation.