5 results
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
Scapholunate Dissociation ... diagnosis scapholunate dissociation ... • Due to injury ... perilunate or lunate dislocation ... #Scapholunate #Dissociation
Positive Drop Arm Test on Shoulder Exam - Supraspinatus Injury

Starting from 90 degrees of passive shoulder
Test on Shoulder ... injury. ... #Drop #Arm #Test ... #Sign #Shoulder ... clinical #video #msk
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
Perilunate Dislocation ... In perilunate dislocation ... summary: • Dorsal dislocation ... , median nerve injury ... #Perilunate #Dislocation
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Motor Function Shoulder ... drop - Occurs after ... spared in this injury ... Anterior Shoulder ... Dislocation - May
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
cause of anterior shoulder ... dislocation WITHOUT ... capsuloligamentous injury ... GAGL): "Reverse J sign ... Radiology #diagnosis #msk