6 results
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
"pooping duck sign ... to distal ulna, ... pain with wrist ... #XRay #Diagnosis ... #Orthopedics #Sports
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
"Terry Thomas" sign ... ("Terry Thomas sign ... associated injuries: distal ... #Radiology #XRay ... #Orthopedics #Sports
Rheumatoid arthritis (RA): Pathogenesis and Joint diseases features
 • RA affects 1% of population, women >
Pathogenesis and Joint diseases ... Swelling notable on Xray ... Boutonniere's ulnar ... #pathophysiology ... #diagnosis
Chondrocalcinosis: Calcium Pyrophosphate Dihydrate (CPPD) Deposition Disease

 - Acute CPPD precipitation into the joint space ->
affected — e.g., wrist ... #CPPD #Disease ... #Signs #Symptoms ... #Pathophysiology ... #Diagnosis
Pseudogout: pathogenesis and clinical findings
 - Idiopathic (vast majority of cases) -> Mechanism unknown
 - Familial
Pseudogout: pathogenesis ... #CPPD #Disease ... #Signs #Symptoms ... #Pathophysiology ... #Diagnosis
Pseudogout Summary - Calcium Pyrophosphate Deposition Disease (CPPD)

Pathophysiology:
Pyrophosphate produced by chondrocytes likely precipitates with calcium to
(CPPD) Pathophysiology ... • Resembles RA ... culture used to diagnose ... #Pseudogout #CPPD ... #Rheumatology #diagnosis