The groove for the popliteus tendon is a normal variant and should not be mistaken for a fracture. Rarely an ossicle called a cyamella is seen here, located within the popliteus tendon.
- 1. Matteo AD, Cipolletta E, Ausili M, et al AB0863 The popliteus groove in the lateral femoral condyle: a shelter for monosodium urate crystals? Annals of the Rheumatic Diseases 2017;76:1358.