What is a triquetral avulsion?

Triquetral fractures are carpal bone fractures generally occurring on the dorsal surface of the triquetrum. The triquetral may be fractured by means of impingement from the ulnar styloid, shear forces, or avulsion from strong ligamentous attachments.

What is the treatment for triquetral fracture?

Immobilization with a split, cast, or brace for 4 to 6 weeks is standard treatment for a triquetral fracture. Immobilization holds the bone in place so that it is properly aligned as it heals. Your doctor may add occupational therapy and wrist exercises as part of the treatment.

Can you break your Triquetral bone?

A Triquetral fracture is a break of the Triquetral bone (sometimes called triquetrum). It is one of the eight small carpal bones in the wrist and the second most commonly fractured carpal. A sudden, direct impact is the most common cause, resulting in wrist pain on the little finger side.

What is an avulsion fracture?

Advertising & Sponsorship. An avulsion fracture occurs when a small chunk of bone attached to a tendon or ligament gets pulled away from the main part of the bone. The hip, elbow and ankle are the most common locations for avulsion fractures in the young athlete.

What is a triquetral?

It is a pyramidal shaped bone that can be found in the medial side of the wrist. The name triquetrum is derived from the Latin word triquetrus which means “three-cornered”. Sometimes it is also called triquetral bone, triangular bone or cuneiform bone.

What does the triquetrum bone do?

Function. The triquetrum is one of the carpal bones that form the carpal arch, wherein the carpal tunnel is situated. It also serves as an attachment for multiple ligaments such as the ulnar collateral ligament.

What is the most common bone to break in your wrist?

The most commonly injured carpal bone is the scaphoid bone, located near the base of your thumb.

Do you need a cast for an avulsion fracture?

Immobilization. Your doctor might put a cast or walking boot around the injured bone to stop it from moving while it heals. If your avulsion fracture is in your ankle or metatarsal bone, your doctor might use a cast or stiff-soled shoe to do the same thing.