18 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 ... ("Terry Thomas sign ... #Radiology #XRay ... Orthopedics #Sports #MSK
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 #diagnosis
Ulnar Fovea Sign Test for Fovea Disruption

Useful for patients with pain along the ulnar aspect of
Ulnar Fovea Sign ... ulnotriquetral ligament ... #Ulnar #Fovea #Sign ... #Test #wrist #clinical ... #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 ... #XRay #Diagnosis ... Orthopedics #Sports #MSK
Shoulder Impingement Syndrome (SIS): Signs and Symptoms

Repetitive Overhead Activity, Scapular Dyskinesis -> Scapulohumeral mechanics become altered
Signs and Symptoms ... + Painful arc test ... abduction + Neer's sign ... #diagnosis #signs ... #symptoms #msk
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
x-ray review alignment ... anterior sail sign ... #Radiology #XRay ... #Diagnosis #Management ... #Orthopedics #MSK
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
x-ray review alignment ... anterior sail sign ... can't make A-OK sign ... brachial artery injury ... #Orthopedics #MSK
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
capitate ("apple") should ... tea cup") which should ... , median nerve injury ... #XRay #Diagnosis ... Orthopedics #Sports #MSK
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
muscle, tendon, ligaments ... on axillary x-ray ... #Dislocation #Diagnosis ... #signs #symptoms ... #msk #orthopedics
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
Differential diagnosis ... capsuloligamentous injury ... GAGL): "Reverse J sign ... clinical #Radiology #diagnosis ... #msk