19 results
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
"Terry Thomas" sign ... ("Terry Thomas sign ... • ED Management ... Scaphoid #Carpal #Radiology ... #MSK
Anterior Interosseous Peripheral Nerve Injury 

Manifested as the inability to make the OK sign.

by Dr. Boby
to make the OK sign ... #Interosseous #Nerve ... Peripheral #Injury #OK #Sign ... #physicalexam #msk ... #orthopedics #Hand
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
anterior interosseous nerve ... can't make A-OK sign ... fracture • ED Management ... #Posterior #Radiology ... #MSK
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
-> Hill Sachs Defect ... Structural damage to nerves ... #Diagnosis #signs ... #symptoms #msk ... #orthopedics #pathophysiology
Froment’s Test for Ulnar Nerve Palsy

This tests for pinch grip weakness caused by ulnar nerve palsy,
Froment's Sign is ... Jeanne’s sign is ... #Froments #Sign ... #physicalexam #msk ... #orthopedics #sports
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
"pooping duck sign ... "pooping duck sign ... injuries: Perilunate dislocation ... Wrist #Carpal #Radiology ... #MSK
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
fracture, median nerve ... injury • ED Management ... Wrist #Carpal #Radiology ... #Orthopedics #Sports ... #MSK
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
most commonly affects ... • ED Management ... Wrist #Carpal #Radiology ... XRay #Diagnosis #Management ... #MSK
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
with radial head dislocation ... posterior interosseous nerve ... DC with orthopedic ... Forearm #Ulnar #Radiology ... #MSK
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
anterior sail sign ... anterior interosseous nerve ... can't make A-OK sign ... Elbow #Humerus #Radiology ... #Orthopedics #MSK