Sports Med Chapter 12

Jersey finger

A tear of the flexor tendon at the distal phalanx

Boutonnière deformity

An avulsion fracture of the distal phalanx

Anatomical snuffbox

Another name for the scaphoid

Ulnar collateral ligament

Attaches the ulna to the triquetrum and pisform bones

Avascular necrosis

Death of bone from lack of blood flow after fracture

Colles fracture

Involves the radius and the ulna and causes the firearm to bend into extension

Scaphoid

Located in the anatomical snuffbox

Mallet finger

Occurs at the proximal interphlangeal joint

Carpal tunnel syndrome

Pressure applied to the medium nerve running under the transverse carpal ligament causing pain and discomfort in the wrist

Flexor retinaculum

Stabilizes the carpal bones

Capitate

The carpal bone located directly proximal to the third metacarpal

Lunate

The most commonly dislocated carpal bone

De quervains tendinitis

A common tendinitis that occurs at the thumb

Radial deviation

A depression on the radial side of the wrist caused by extension and separation of the thumb and fingers

Game keepers thumb

An injury to the medial collateral ligament of the thumb

Metacarpal phalangeal joints

Knuckles of the hand