5 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Myotomes Motor ... nerve in the radial ... spared in this injury ... Carpal Tunnel Syndrome ... #diagnosis #neurology
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
with the distal radius ... associated injuries: Carpal ... fracture, median nerve ... injury • ED ... #Carpal #Radiology
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
onto outstretched hand ... variable gross wrist ... fracture, median nerve ... injury, acute carpal ... Colles #Distal #Radiology
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
, wrist and digital ... the wrist and elbow ... nerve injury ... injury ... #diagnosis #neurology
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
• Due to injury ... onto outstretched hand ... box, pain with wrist ... injuries: distal radius ... #Radiology #XRay