8 results
Classification of Vasculitis 
Vasculitis of large vessels 
 - Arteritis temporalis (giant-cell arteritis) 
 - Takayasu
Classification of ... temporalis (giant-cell ... - ANCA-associated ... lupus erythematosus ... #Diagnosis #Rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
ischemia - Skin: erythematous ... lupus erythematosus ... LFT • ESR • ANA ... differential #diagnosis #rheumatology ... #classification
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
findings (ANA, ... Classification: ... • Anti-Ro/SSA autoantibodies ... antibodies • (-) ANA ... leukemia • Lung
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
rendering the immune system ... cells can indicate disease ... Scoring system: ... #diagnosis #workup ... #oncology #hematology
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
: - ANA > ... of autoantibodies ... months to years) Systemic ... Lupus Erythematosus ... : - ANA >
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
CRP GCA (Giant Cell ... ischemia • Skin: Erythematous ... VASCULITIS: ANCA ... Pauci Immune (ANCA ... Differential #Diagnosis #Rheumatology
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
Lymphoma (HCV) • CLL ... • Heavy Chain disease ... macular Vasculitis) Autoantibodies ... Evans • ITP • Cl-NH ... Differential #Diagnosis #Oncology
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• Autoimmune diseases ... DDX: • ANCA (Antineutrophil ... Cutaneous small-vessel ... lupus erythematosus ... #rheumatology #