12 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
Rheumatoid Arthritis Summary
MCP and PIP Involvement, Spares DIP, Carpal Tunnel, Sicca Syndrome, Epi/Scleritis, Heart Disease, Rheumatoid
Rheumatoid Arthritis ... Involvement, Spares DIP, Carpal ... Tunnel, Sicca Syndrome ... RA #diagnosis #rheumatology ... #signs #symptoms
Ulnar Compression Test - Ulnar Tunnel Syndrome

The ulnar compression test evaluates for ulnar tunnel syndrome.
Provide direct
Test - Ulnar Tunnel ... syndrome. ... tunnel or Guyon's canal ... #wrist #hand #PhysicalExam ... #sports #msk #orthopedics
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Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
Positive pathergy test ... is a skin prick test ... #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
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
juvenile idiopathic arthritis ... juvenile idiopathic arthritis ... Liver function tests ... #Diagnosis #Management ... #Hematology #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
 •
often causes arthritis ... • Cogan Syndrome ... purpura: strong sign ... retinopathy Lab Tests ... differential #diagnosis #rheumatology
Pseudogout Summary - Calcium Pyrophosphate Deposition Disease (CPPD)

Pathophysiology:
Pyrophosphate produced by chondrocytes likely precipitates with calcium to
joints (shoulders, wrists ... often involves the wrists ... Crowned Dens Syndrome ... #Rheumatology # ... diagnosis #management
SAPHO Syndrome Summary

What?
SAPHO syndrome is a rare chronic inflammatory disorder of bone, joint, and skin characterized
nonerosive inflammatory arthritis ... the best response ... skin disease. ... #Rheumatology # ... diagnosis #management