27 results
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
• Mechanism: fall ... anterior interosseous nerve ... can't make A-OK sign ... #Radiology #XRay ... #Sports #MSK
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
carpal bones should ... MH/CCF/CWRU EM Res ... Scaphoid #Carpal #Radiology ... #XRay #Diagnosis ... #Sports #MSK
Anterior Shoulder Dislocation - ED Management
The shoulder is the most commonly dislocated major joint, 95% of
injuries: Axillary nerve ... MH/CCF/CWRU EM Res ... #Radiology #XRay ... Diagnosis #Management #Orthopedics ... #Sports #MSK
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
• Mechanism: Fall ... fracture, median nerve ... Wrist #Carpal #Radiology ... #XRay #Diagnosis ... #Sports #MSK
Sulcus Sign on Shoulder Exam

Positive sulcus sign in a shoulder with multidirectional instability.

Downward force applied at
Sulcus Sign on Shoulder ... applied at the elbow ... #clinical #video ... #msk #orthopedics ... #sports
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
anterior sail sign ... • Mechanism: Fall ... dislocation, scaphoid ... #Radiology #XRay ... #MSK
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
anterior sail sign ... • Mechanism: Fall ... anterior interosseous nerve ... #Humerus #Radiology ... #MSK
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
Exam: swollen elbow ... posterior interosseous nerve ... Forearm #Ulnar #Radiology ... #XRay #Diagnosis ... #Proximal #MSK
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
• Mechanism: Fall ... injuries: Perilunate dislocation ... Wrist #Carpal #Radiology ... #XRay #Diagnosis ... #Sports #MSK
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
, clinical, and ... on axillary x-ray ... Structural damage to nerves ... #signs #symptoms ... #msk #orthopedics