11 results
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
"Terry Thomas" sign ... • Due to injury ... MH/CCF/CWRU EM Res ... Scaphoid #Carpal #Radiology ... Orthopedics #Sports #MSK
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
can't make A-OK sign ... ), ligamentous injury ... brachial artery injury ... #Posterior #Radiology ... Orthopedics #Sports #MSK
Anterior Shoulder Dislocation - ED Management
The shoulder is the most commonly dislocated major joint, 95% of
Axillary nerve injury ... neurovascular injury ... MH/CCF/CWRU EM Res ... #Anterior #Radiology ... Orthopedics #Sports #MSK
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
anterior shoulder dislocation ... capsuloligamentous injury ... GAGL): "Reverse J sign ... mri #clinical #Radiology ... #diagnosis #msk
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
for associated avulsion ... Hyperextension injury ... MH/CCF/CWRU EM Res ... #IPJoint #Radiology ... #Orthopedics #MSK
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
, median nerve injury ... • ED Management ... Wrist #Carpal #Radiology ... XRay #Diagnosis #Management ... Orthopedics #Sports #MSK
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
with radial head dislocation ... the radial head dislocation ... syndrome, ligamentous injury ... Forearm #Ulnar #Radiology ... Orthopedics #Proximal #MSK
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
anterior sail sign ... , elbow dislocation ... fracture • ED Management ... Fracture #Elbow #Radiology ... #Orthopedics #MSK
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
: Hyperflexion injury ... associated injuries: Avulsion ... MH/CCF/CWRU EM Res ... Mallet #Finger #Radiology ... #Orthopedics #MSK
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
"pooping duck sign ... injuries: Perilunate dislocation ... MH/CCF/CWRU EM Res ... Wrist #Carpal #Radiology ... Orthopedics #Sports #MSK