13 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 ... scapholunate interosseous ligament ... ("Terry Thomas sign ... #Radiology #XRay
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
muscle, tendon, ligaments ... on axillary x-ray ... muscles, tendons, ligaments ... #Diagnosis #signs ... symptoms #msk #orthopedics
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
, neuropraxia (anterior ... can't make A-OK sign ... ), ligamentous injury ... artery injury ... Posterior #Radiology #XRay
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
"pooping duck sign ... "pooping duck sign ... injuries: Perilunate dislocation ... #Radiology #XRay ... #Orthopedics #Sports
Lelli's Test (Lever Sign) for ACL Injury

A fist is placed under the proximal 3rd of the
Lelli's Test (Lever Sign ... ) for ACL Injury ... #Test #Lever #Sign ... #ACL #Injury #acl ... #anterior #cruciate
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
review alignment ... sail sign or posterior ... , elbow dislocation ... Elbow #Radiology #XRay ... #Orthopedics #MSK
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
Avulsion or shearing injury ... -> Ligaments tear ... onto lateral hip Signs ... pathophysiology #signs ... #symptoms #orthopedics
Orthopedic Essentials - Spinal Trauma and Spine Classification 
DENIS THREE COLUMN CONCEPT
Anterior column:
Orthopedic Essentials ... column: AAL ... • Vertebral canal ... Bilateral facet joints dislocation ... Classification #Orthopedics
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
be a cause of anterior ... shoulder dislocation ... Differential diagnosis ... capsuloligamentous injury ... GAGL): "Reverse J sign
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
review alignment ... sail sign or posterior ... can't make A-OK sign ... brachial artery injury ... Humerus #Radiology #XRay