10 results
Classification of Vasculitis 
Vasculitis of large vessels 
 - Arteritis temporalis (giant-cell arteritis) 
 - Takayasu
Classification of ... central nervous system ... disease - systemic ... lupus erythematosus ... #Diagnosis #Rheumatology
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Lupus (SLE) General ... Butterfly rash, Vasculitis ... Thrombocytopenia #Lupus ... erythematosus #signs ... symptoms #diagnosis #rheumatology
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
Cell Arteritis (GCA ... ANCA associated vasculitis ... Arthritis (RA), Systemic ... lupus erythematosus ... Differential #Diagnosis #rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
and branches • GCA ... lupus erythematosus ... purpura: strong sign ... differential #diagnosis #rheumatology ... #classification
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
Post-strep GN, Lupus ... ANCA (C-ANCA): GPA ... Glomerulonephritis #Vasculitis ... differential #diagnosis #algorithm ... #rheumatology
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
inflammatory vasculitis ... sx + signs/sx of ... differential diagnosis = vasculitis ... them, but urgent rheumatology ... #Temporal #Signs
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
activate the immune system ... disorder (e.g. systemic ... lupus erythematosus ... diagnosis #types #classification ... #rheumatology #
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... Skin Disease Classification ... ANCA-associated vasculitis ... Non-autoimmune rheumatologic ... #Diagnosis #Rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Diagnosis: • Systemic ... purpura: Strong sign ... Elevated ESR and CRP GCA ... develop in pts with GCA ... Differential #Diagnosis #Rheumatology
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
Episcleritis Signs ... lymphoma, breast CA ... - Hematologic ... Leukocytoclastic vasculitis ... ’s syndrome - Lupus