12 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
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
Dislocation The ... common major joint dislocation ... can't make A-OK sign ... triad = posterior dislocation ... #Dislocation #Posterior
Cubital Tunnel Syndrome: Pathogenesis and clinical findings

 • Paresthesia of 5th and medial half of 4th
flexion test ... • + Tinel sign over ... • + Froment's sign ... + Wartenbergs sign ... pathophysiology #signs
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 ... #Orthopedics #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 ... Exam: swollen elbow ... ), compartment syndrome ... Ulnar #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
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
anterior sail sign ... • Mechanism: Fall ... can't make A-OK sign ... ), compartment syndrome ... #Orthopedics #MSK
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 ... pathophysiology #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
Pediatric Elbow Injuries - Elbow Xrays

Check the fat pads on the lateral projection:
1. A displaced anterior
Xrays Check ... fat pad (sail sign ... Not all joint effusions ... a radial head dislocation ... peds #Pediatrics #clinical