Musculoskeletal Key

Tibial Eminence Fracture Description A tibial eminence fracture is a partial or complete fracture of the attachment of the anterior cruciate ligament (ACL), one of the four major ligaments of…

Scaphoid Fracture Description Scaphoid fracture is a complete or incomplete break of the scaphoid bone of the hand and wrist. The scaphoid bone has poor blood supply and is at…

Proximal Tibiofibular Joint Dislocation Description Proximal tibiofibular joint dislocation is an uncommon injury to a joint at the outer knee, where adjoining bones are displaced from their normal position, and…

Fracture Description A fracture is a complete or incomplete break in a bone, often caused by a fall or by forceful contact. The following different types of fractures: • Complete…

Metacarpal Fracture (Other Than Boxer’s Fracture) Description Metacarpal fracture is a broken bone in the middle of the hand. The metacarpal bones connect the wrist to the fingers and make…

Meniscal Cyst Description The meniscus is a cartilage structure in the knee that sits on top of one of the lower leg bones (the tibia). Each knee has two menisci,…

Viral Hepatitis Description Viral hepatitis is an infection that mainly affects the liver, causing inflammation. The type of hepatitis is determined by the virus responsible for the infection, most commonly…

Mallet Finger Description Mallet finger is characterized by a bent tip of the finger and an inability to straighten the finger under its own power. An extensor tendon is the…

Tympanic Membrane Perforation (Ruptured Eardrum) Description The eardrum is a thin membrane that protects the middle and inner ear from the outside environment. The eardrum helps you hear by transmitting…

Knee Dislocation Description Knee dislocation is a sprain (tear) of multiple ligaments, usually three of the four major ligaments of the knee. The four knee ligaments are the anterior cruciate…