13 results
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
"Terry Thomas" sign ... to diagnosis scapholunate ... scapholunate interosseous ligament ... ("Terry Thomas sign ... Carpal #Radiology #XRay
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
hip dislocation ... shearing injury -> Ligaments ... tear a portion ... Fractures #msk #diagnosis ... #symptoms #orthopedics
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
in the lunate ("tea ... sit in lunate "tea ... #Radiology #XRay ... #Diagnosis #Management ... #Orthopedics #Sports
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
can't make A-OK sign ... Complex, involve orthopedics ... Complex, pending orthopedic ... #XRay #Diagnosis ... #Management #Orthopedics
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 ... Carpal #Radiology #XRay ... #Diagnosis #Management
Orthopedic Essentials - Spinal Trauma and Spine Classification 
DENIS THREE COLUMN CONCEPT
Anterior column:
Orthopedic Essentials ... able to weight bear ... Bilateral facet joints dislocation ... Classification #Orthopedics ... #diagnosis #localization
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
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
with a capsule tear ... anterior shoulder dislocation ... Differential diagnosis ... RHAGL) lesion: Posterior ... GAGL): "Reverse J sign
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
review alignment ... anterior sail sign ... or posterior fat ... injury, elbow dislocation ... #Diagnosis #Management
Medial Meniscus Bucket Handle Tear - MSK Radiology
Imaging Findings:
 • Truncation of the medial meniscus on
The "double PCL sign ... Differential diagnosis ... Meniscofemoral ligament ... #knee #mri #clinical ... #Radiology #diagnosis