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Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
ischemia - Skin: erythematous ... and branches • GCA ... lupus erythematosus ... Symptoms (Sx) in ... C-ANCA) pattern: antibodies
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Butterfly rash, Vasculitis ... of hip (rare), Arthritis ... ) Blood (75%): Anemia ... #erythematosus ... #signs #symptoms
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
arteritis (GCA) ... inflammatory vasculitis ... complaints- anemia ... #Signs #Symptoms ... #Diagnosis #Management
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
Systemic Lupus Erythematosus ... Manifestations: - Arthritis ... - Hemolytic anemia ... SLE-Related Auto-Antibodies ... autoantibodies #signs #symptoms
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... Malignancy (e.g. hematologic ... lymphopenia, low PLT • Anemia ... Induced Lupus: • Symptoms ... 1, SCL-70, RNP antibodies
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Symptoms (SX) in ... Elevated ESR and CRP GCA ... develop in pts with GCA ... ischemia • Skin: Erythematous ... • Progressive symptoms