8 results
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
Posterior hip dislocation ... • Anterior hip dislocation ... acetabular wall • Avulsion ... shearing injury -> Ligaments ... onto lateral hip Signs
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
Humeral Avulsion ... Inferior Glenohumeral Ligament ... anterior shoulder dislocation ... fracture at the ... GAGL): "Reverse J sign
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
for associated avulsion ... capsule. collateral ligaments ... associated injuries: Avulsion ... tendon) • ED Management ... XRay #Diagnosis #Management
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
"Terry Thomas" sign ... scapholunate interosseous ligament ... ("Terry Thomas sign ... • ED Management ... XRay #Diagnosis #Management
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
lateral epicondyle > radial ... can't make A-OK sign ... + radial head fracture ... • ED Management ... XRay #Diagnosis #Management
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
RADIAL HEAD FRACTURE ... Radial head fractures ... anterior sail sign ... injury, elbow dislocation ... • ED Management
Prior anterior glenohumeral joint dislocation with Hill-Sachs fracture and Perthes lesion
Imaging Findings:
 • The arrow is
glenohumeral joint dislocation ... of anterior GH dislocations ... inferior glenohumeral ligament ... Periosteal Sleeve Avulsion ... with an adjacent focal
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
elbow x-ray review alignment ... anterior sail sign ... capitellum (age 1), radial ... can't make A-OK sign ... syndrome • ED Management