6 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 ... #XRay #Diagnosis ... Orthopedics #Sports #MSK
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
Complications are ... pain with wrist ... radius or ulna ... Triquetrum #Fracture #Wrist ... Orthopedics #Sports #MSK
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... nerve in the radial ... spared in this injury ... Carpal Tunnel Syndrome ... sensory #motor #arm
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
• Due to injury ... associated injuries: distal ... radius fracture ... #Radiology #XRay ... 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 ... #physicalexam #video ... #msk