5 results
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
carpal bone. ... "pooping duck sign ... common carpal bone ... "pooping duck sign ... #MSK
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
"Terry Thomas" sign ... ("Terry Thomas sign ... Carpal #Radiology #XRay ... #Orthopedics #Sports ... #MSK
Rheumatoid arthritis (RA): Pathogenesis and Joint diseases features
 • RA affects 1% of population, women >
in subchondral bone ... and subcondral bone ... Extra-articular signs ... pathophysiology #signs ... #symptoms #diagnosis
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
posterior) and bone ... anterior sail sign ... can't make A-OK sign ... #Diagnosis #Management ... #Orthopedics #MSK
Psoriatic Arthritis: Pathogenesis and Clinical findings

In tendons and connective tissues:
 • Enthesitis  - Pain/tenderness over
insertion into bone ... , ridging, oil spots ... polyarthritis (like RA ... pathophysiology #diagnosis ... #signs #symptoms