Lachman test

English

Etymology

Named after John Lachman, an orthopaedic surgeon.

Noun

Lachman test (plural Lachman tests)

1. A clinical test used to diagnose injury of the anterior cruciate ligament. The knee is flexed at 20–30 degrees with the patient supine, and the tibia is pulled forward to assess the its anterior motion in comparison with the femur.