With popliteus tears, it is important to note - the site of the tear (intra- articular or extra-articular), - the extent of tear (partial or full-thickness), - the presence of a bone fragment if there has been tendon avulsion - degree of tendon retraction Partial-thickness tear of the popliteus tendon, High-grade partial tearing of the PT at its femoral insertion Most popliteus tears are extra-a..