third degree collateral ligament injury

third degree collateral ligament injury

Orthopedics A complete tear, dislocation, or stretching of the lateral collateral ligament from the bone attachments in the knee, or elsewhere over the ligament, caused by medial–varus or lateral–valgus force. Cf First degree MCL injury, Second degree MCL injury.
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.