9 results
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
Manifestations: - Arthritis ... Lupusreference #SLE ... Erythematosus #Diagnosis #autoantibodies ... #signs #symptoms ... #differential #rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... • Anti-Ro/SSA autoantibodies ... Non-autoimmune rheumatologic ... pain • Swan neck/Ulnar ... Erythematosus #Diagnosis #Rheumatology
Antinuclear antibodies and Systemic lupus
Anti-dsDNA	60-80%	Association with disease activity (when with Farr assay) and lupus nephritis. Can
Association with disease ... clinically suspected, tests ... overlap syndromes ... #Antinuclear #autoantibodies ... erythematosus #diagnosis #rheumatology
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
of hip (rare), Arthritis ... Demyelinating syndromes ... pain (20%) Renal disease ... erythematosus #signs ... symptoms #diagnosis #rheumatology
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 ... Oral aphthae : SLE ... : SLE, Reactive ... diagnosis #management #signs ... #symptoms #rheumatology
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
Constitutional symptoms, Arthritis ... Discontinuation of causal ... months) and of autoantibodies ... Evolution: Chronic disease ... #table #rheumatology
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
• Systemic lupus ... SJIA], systemic lupus ... erythematosus [SLE ... Liver function tests ... #Rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
such as systemic lupus ... purpura: strong sign ... retinopathy Lab Tests ... vasculitis, and SLE ... differential #diagnosis #rheumatology
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
Diagnostic Tests ... papules and Gottron sign ... ) • Shawl sign ... • Nonerosive arthritis ... Mechanic's hands Autoantibodies