Patellofemoral pain syndrome (PFPS) is a syndrome characterized by pain or discomfort seemingly originating from the contact of the posterior surface of the patella (back of the kneecap) with the femur (thigh bone). It is the most frequently encountered diagnosis in sports medicine clinics.
Knee pain
short_summary:
... who gave a diagnosis of medial meniscal tear and femur-kneecappain in the left knee. A broken medial meniscus of the left knee ...