4 results
Myositis and Myopathies
Polymyositis 
 • Progressive, symmetric muscle weakness 
 • Elevated CK, +Anti-Jo, +Anti-Mi2
Dermatomyositis
proximal joints, Fever ... uncommon 5-15% of lupus ... #differential # ... diagnosis #comparison ... #rheumatology
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
Malar rash 40% - Fever ... (aPL) 30-45% Differential ... autoantibodies #signs ... symptoms #mimickers #differential ... #rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Coronary arteries - Fever ... such as systemic lupus ... Vasculitis: • Fevers ... purpura: strong sign ... #diagnosis #rheumatology
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
Autoimmune Myositis - Differential ... papules and Gottron sign ... ) • Shawl sign ... Overlap Syndrome: Fever ... #rheumatology #