Musculoskeletal Key

Low-Back Strain Description Low-back strain is an injury to the muscles and tendons of the lower back. These muscles require great force to be able to stand upright, and the…

Ulnar Fracture Description An ulnar fracture is a complete or incomplete break of one of the bones of the forearm, the ulna, which extends from the elbow to the wrist….

Scapular Winging (Serratus Anterior Palsy, Long Thoracic Nerve Injury) Description Scapular winging is an uncommon nerve condition that causes pain and sometimes weakness in the shoulder. It involves injury to…

Biceps Tendon Disruption, Distal Description Distal biceps tendon disruption is a complete rupture of the elbow attachment of the biceps muscle. The biceps muscle attaches to bone via tendons: two…

Elbow Fracture (Radial Head) Description A radial head elbow fracture is a broken bone in the elbow involving the disk-shaped radial head. This break may be complete or incomplete. Common…

Subtalar Dislocation Description Subtalar dislocation is an injury to a joint in the foot below the ankle joint (talus), causing adjoining bones to be displaced from their normal position, so…

Clavicle Fracture (Distal) Description A distal clavicle fracture is a complete or incomplete break in the outer third of the collarbone (clavicle) near where it attaches to the roof of…

Tarsal Fracture Description A tarsal fracture is a broken bone in the back half of the foot (hindfoot). The tarsal bones are the major bones of the hindfoot and include…

Suprascapular Nerve Entrapment Description Suprascapular nerve entrapment is an uncommon nerve condition in the shoulder that can cause pain and weakness. It involves compression of the suprascapular nerve at the…

Ulnar Collateral Ligament Injury of the Elbow Description Ulnar collateral ligament injury of the elbow is a sprain (tear) of one of the ligaments of the inner elbow. The ulnar…