5 results
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
box, pain with wrist ... extension • Possible ... • ED Management ... #TerryThomas #Wrist ... #Radiology #XRay
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
extension • ... fracture, median nerve ... #Wrist #Carpal ... #Radiology #XRay ... #Diagnosis #Management
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
ulna, pain with wrist ... flexion and extension ... injuries: Perilunate dislocation ... #Carpal #Radiology ... #XRay #Diagnosis
Synkinetic Wrist Extension Maneuver demonstrating Radial Nerve Palsy as cause for Wrist Drop

Up up, down down.
Extension Maneuver ... Drop Up up, ... drop. ... #video #physicalexam ... #neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
drop - Occurs after ... Carpal Tunnel Syndrome ... Anterior Shoulder Dislocation ... Myotomes #diagnosis #neurology ... sensory #motor #arm #physicalexam