9 results
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
"pooping duck sign ... arthritis if missed ... "pooping duck sign ... distal to distal ulna ... , pain with wrist
Pseudogout Summary - Calcium Pyrophosphate Deposition Disease (CPPD)

Pathophysiology:
Pyrophosphate produced by chondrocytes likely precipitates with calcium to
joints (shoulders, wrists ... often involves the wrists ... atypical locations: Wrist ... #Rheumatology # ... diagnosis #management
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
is a skin prick test ... ) Differential Diagnosis ... Syndrome #diagnosis #management ... #signs #symptoms ... #rheumatology #
Rheumatoid arthritis (RA): Pathogenesis and Joint diseases features
 • RA affects 1% of population, women >
Rheumatoid arthritis ... Joint diseases ... small joints (wrists ... boggy" joints, esp carpal ... Boutonniere's ulnar
Gout (Gouty Arthritis) - MSK Radiology
Imaging Findings:
 • Eccentric soft-tissue densities surrounding the third proximal interphalangeal
NO prior signs ... Differential diagnosis ... (RA, CPPD) - Can ... diffuse chondral disease ... diagnosis #msk #rheumatology
Hand X-Ray Anatomy and Interpretation Checklist
1. Soft tissues - Look carefully at the soft tissue over
and wrist joint ... of arthritis. ... ulna is also seen ... proximal to the carpal ... rheumatological diseases
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential ... Differential ... purpura: strong sign ... retinopathy Lab Tests ... #diagnosis #rheumatology
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
systemic sx + signs ... very remarkable w/differential ... the “Chewing gum test ... them, but urgent rheumatology ... Symptoms #Diagnosis #Management
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
Autoimmune Myositis - Differential ... Diagnostic Tests ... Gottron sign) ... • Shawl sign • ... • Nonerosive arthritis