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 ... Carpal #Radiology #XRay
Common Hand Fractures on X-Ray
Mallet finger - injury to the lateral extensor slips
Boutonniere deformity - injury
Scapholunate ligament ... thomas sign Triquetral ... Hand #Fractures #XRay ... #Radiology #Wrist ... #differential #
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
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
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
"pooping duck sign ... "pooping duck sign ... ulna, pain with wrist ... injuries: Perilunate dislocation ... Carpal #Radiology #XRay
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
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