18 results
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
Scapholunate Dissociation ... "Terry Thomas" sign ... diagnosis scapholunate dissociation ... ("Terry Thomas sign ... #Scapholunate #Dissociation
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 ... #Perilunate #Dislocation ... #Radiology #XRay
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
Anterior Shoulder Dislocation ... Anterior Shoulder Dislocation ... view -> Dislocation ... Anterior #Shoulder #Dislocation ... #Diagnosis #signs
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
"pooping duck sign ... "pooping duck sign ... • Mechanism: Fall ... injuries: Perilunate dislocation ... Orthopedics #Sports #MSK
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
Posterior Elbow Dislocation ... common major joint dislocation ... can't make A-OK sign ... triad = posterior dislocation ... MetroHealth_EM #Elbow #Dislocation
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
Pathogenesis and clinical ... Posterior hip dislocation ... • Anterior hip dislocation ... onto lateral hip Signs ... #signs #symptoms
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
: Scapholunate dissociation ... , perilunate dislocation ... associated scapholunate dissociation ... Carpal #Radiology #XRay ... 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 ... posterior interosseous nerve ... Ulnar #Radiology #XRay ... Orthopedics #Proximal #MSK
OK Sign - Interosseous Nerve Injury

Patients with compromise of anterior interosseous nerve will not be able
OK Sign - Interosseous ... perform the OK sign ... and abnormal OK signs ... #OK #Sign #Abnormal ... #msk #orthopedics
Galeazzi Fracture 
Fracture of distal radial shaft with distal radial-ulnar joint disruption. Remember “MUGR” to recall
be obvious; signs ... swollen forearm and wrist ... pronation and at wrist ... Distal #Radiology #XRay ... #Orthopedics #MSK