<unk> s of the left elbow. Red arrows mark the location of the UCL. Anatomy of the ulnar collateral<unk>  in the pitcher's elbow Pain along the inside of the elbow is the main symptom of this condition. Throwing athletes report it occurs most often during the acceleration phase of throwing. Closing the hand and clenching the fist has also been shown to reproduce the painful symptoms. The<unk>  is often associated with an experience of a sharp “pop” in the elbow, followed by pain during a single throw. In addition, swelling and bruising of the elbow, loss of elbow range of motion, and a sudden decrease in throwing velocity are all common symptoms of a UCL<unk> . If the<unk>  is less severe, pain can be minimal with complete rest.
Ulnar collateral ligament injury of the elbow
Ulnar collateral ligament injury of the thumb
Metatarsophalangeal joint sprain
Iliotibial band syndrome
Olecranon bursitis
Patellar tendon rupture
Plantar calcaneal bursitis
Elbow fracture