717 Internal derangement of knee
Includes:
degeneration of articular cartilage or meniscus of knee
rupture, old of articular cartilage or meniscus of knee
tear, old of articular cartilage or meniscus of knee
Excludes:
acute derangement of knee (836.0-836.6)
ankylosis (718.5)
contracture (718.4)
current injury (836.0-836.6)
deformity (736.4-736.6)
recurrent dislocation (718.3)