11 results
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
- Arthritis Differential ... noninflammatory Signs ... Rheumatologic Disease ... Joint #pain #Differential ... Diagnosis #MSK #rheumatology
Gout (Gouty Arthritis) - MSK Radiology
Imaging Findings:
 • Eccentric soft-tissue densities surrounding the third proximal interphalangeal
Gout (Gouty Arthritis ... mass and NO prior signs ... Differential diagnosis ... : • Inflammatory ... diagnosis #msk #rheumatology
Inflammatory Myopathies
Dermatomyositis
 • Onset: Subacute
 • Pattern: Proximal
 • CK: Up to 50X ULN
 • Autoantibodies:
heliotrope, shawl sign ... exclusion Necrotizing Autoimmune ... #Myopathies #differential ... diagnosis #comparison #rheumatology ... #table
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
assay (IFA) is the main ... Positive ANA ≠ Autoimmune ... Drug-Induced, Inflammatory ... ANA #patterns #rheumatology ... #diagnosis #differential
Features That Differentiate Acute Pericarditis from Myocardial Ischemia or Infarction and Pulmonary Embolism

In contrast to the
Features That Differentiate ... associated with rheumatologic ... , such as MI or ... Pericarditis #Symptoms #Signs ... Presentation #comparison #Table
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
common systemic inflammatory ... systemic sx + signs ... very remarkable w/differential ... claudication: pain ... them, but urgent rheumatology
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
Disease (25-75%): Inflammatory ... Behcet disease) Differential ... Nonsurgical abdominal pain ... diagnosis #management #signs ... #symptoms #rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... purpura: Strong sign ... oligoclonal bands • MRI ... syndrome: Ocular inflammatory ... #Diagnosis #Rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitides - Differential ... Syndrome: - Ocular inflammatory ... purpura: strong sign ... , testes -> pain ... #diagnosis #rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
photosensitivity, inflammatory ... permanent alopecia Differential ... disease • Non-autoimmune ... rheumatologic diseases ... : • Joint pain