5 results
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
with the distal radius ... with the distal radius ... ), radial styloid ... #Wrist #Carpal ... #Radiology #XRay
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
injuries: Perilunate dislocation ... , distal radius ... #Wrist #Carpal ... #Radiology #XRay ... #MSK
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
Scapholunate Dissociation ... scapholunate dissociation ... injuries: distal radius ... #Radiology #XRay ... #MSK
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
and Myotomes Motor ... damage to the radial ... nerve in the radial ... Anterior Shoulder Dislocation ... #Myotomes #diagnosis
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
Dislocation The ... common major joint dislocation ... lateral epicondyle > radial ... + radial head fracture ... #Radiology #XRay