Collateral Ligaments

**Definition:** A number of ligaments on either side of, and serving as a radius of movement of, a joint having a hingelike movement. They occur at the elbow, knee, wrist, metacarpo- and metatarsophalangeal, proximal interphalangeal, and distal interphalangeal joints of the hands and feet. (Stedman, 25th ed)

**Tree numbers:** - A02.513.514.162 - A02.835.583.512.162 - A10.165.669.514.162

**Synonyms:** - Ligaments, Collateral