10 results
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
lupus erythematosus ... lupus erythematosus ... lupus erythematosus ... (SLE), Systemic ... : Lupus (SLE), Systemic
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... Classification: ... rashErythematous ... lupus erythematosus ... #Systemic #Lupus
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
Systemic Lupus Erythematosus ... Manifestations: - Arthritis ... 69% - Malar rash ... Auto-Antibodies ... #Systemic #Lupus
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
Action: IgG/lgM antibodies ... , Haemolytic disease ... lupus erythematosus ... #table #classification ... #comparison
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
Allergen-specific lgE antibodies ... during hemolytic disease ... , and systemic lupus ... erythematosus ... #Classification
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
Constitutional symptoms, Arthritis ... months to years) Systemic ... Lupus Erythematosus ... Evolution: Chronic disease ... #sle #comparison
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
mucositis - Rash ... lupus erythematosus ... , drug reactions ... vasculitis, and SLE ... #classification
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
Syndrome: • Clinical ... • Autoimmune diseases ... : - 10% SLE or ... lupus erythematosus ... #classification
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
affected joint • Systemic ... lupus erythematosus ... double-stranded DNA antibodies ... Tests for All Types ... ANA and RF (if clinical
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... , such as SLE, atherosclerotic ... disease, drug reactions ... ischemia • Skin: Erythematous ... , mucositis • Rash