This page was created by a speech language pathology graduate student. Arthrogryposis Multiplex Congenita is a term describing the presence of multiple joint contractures at birth. Soft tissue webbing may develop over the joints, bones may be slender, and muscles may be weak.
Intelligence is usually normal.
AMC is relatively rare, occurring one in 3,000 births. It is not thought to be a genetic condition. Insufficient room for fetal movement in utero due to lack of normal amniotic fluid or an abnormally shaped uterus. A malformed fetal spinal cord or central nervous system which will usually be accompanied by other conditions. Abnormal development of tendons, bones or joints.