5 results
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
, pain with wrist ... flexion and extension ... dislocation, distal radius ... or ulna fractures ... #Wrist #Carpal
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity Dermatomes ... Pronation - C7, C8 Wrist ... Abduction - C8-T1 (ulnar ... Carpal Tunnel Syndrome ... Myotomes #diagnosis #neurology
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
extension • ... fracture (scaphoid ... styloid fracture ... #Carpal #Radiology ... #XRay #Diagnosis
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
Tenderness to anatomic ... box, pain with wrist ... extension • Possible ... injuries: distal radius ... #Radiology #XRay
Hand X-Ray Anatomy and Interpretation Checklist
1. Soft tissues - Look carefully at the soft tissue over
Hand X-Ray Anatomy ... into the hand and wrist ... In case of a fracture ... and ulna is also ... proximal to the carpal