The beagle had a ruptured cranial cruciate ligament (CCL ... A normal knee will not show this sign. Dogs with a ruptured CCL may be in pain and tense. Then muscles surrounding the knee joint ...

The drawer test in this position will give the impression of a cranial drawer sign ... M.L. Caudal cruciate ligament rupture: a retrospective analysis of 14 dogs. Vet. Surg.