7 results
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
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Distal Radius Fracture ... Distal radius ... variable gross wrist ... injury, acute carpal ... tunnel syndrome
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
articulate with the distal ... fracture, median nerve ... injury • ED ... #Orthopedics #Sports ... #MSK
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
"pooping duck sign ... to distal ulna, ... radius or ulna ... #Orthopedics #Sports ... #MSK
Ulnar Compression Test - Ulnar Tunnel Syndrome

The ulnar compression test evaluates for ulnar tunnel syndrome.
Provide direct
Test - Ulnar Tunnel ... tunnel syndrome ... Syndrome #wrist ... #hand #PhysicalExam ... #sports #msk #orthopedics
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
" ± Horner Syndrome ... Wrist drop - Occurs ... nerve in the radial ... spared in this injury ... Carpal Tunnel Syndrome
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
• Due to injury ... onto outstretched hand ... radius fracture ... #Orthopedics #Sports ... #MSK
Extensor Carpi Ulnaris (ECU) subluxation 
The Extensor Carpi Ulnaris (ECU), is the must ulnar of the
Extensor Carpi Ulnaris ... The Extensor Carpi ... through a fibrous tunnel ... #Extensor #Carpi ... #msk