9 results
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
"Terry Thomas" sign ... ("Terry Thomas sign ... clenched fist • Mechanism ... #Radiology #XRay ... Orthopedics #Sports #MSK
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
osteoarthritis • Mechanism ... : Scapholunate dissociation ... , perilunate dislocation ... #Radiology #XRay ... Orthopedics #Sports #MSK
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
"pooping duck sign ... lateral x-ray • Mechanism ... injuries: Perilunate dislocation ... #Radiology #XRay ... Orthopedics #Sports #MSK
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
Pathogenesis and clinical ... Posterior hip dislocation ... • Anterior hip dislocation ... onto lateral hip Signs ... #msk #diagnosis
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
Posterior Elbow Dislocation ... • Mechanism: ... can't make A-OK sign ... #Posterior #Radiology ... Orthopedics #Sports #MSK
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
"tea cup" • Mechanism ... fracture (scaphoid ... #Wrist #Carpal ... #Radiology #XRay ... Orthopedics #Sports #MSK
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
anterior sail sign ... • Mechanism: Fall ... injury, elbow dislocation ... #Elbow #Radiology ... #Orthopedics #MSK
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
Pathogenesis and clinical ... Greater Trochanter Fracture ... • Hip dislocation ... #signs #diagnosis ... #msk
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
anterior shoulder dislocation ... BHAGL): Avulsion fracture ... GAGL): "Reverse J sign ... #mri #clinical ... #msk