8 results
Hypersensitivity: Summary
Type I Hypersensitivity:
 • Immunological Mediator: lgE
 • Immunological Target: Allergen Molecules
 • Ex: Antibiotic
Gravis, Graves' Disease ... • Ex: Systemic Lupus ... Erythematosus, ... Reactive Arthritis ... #Types #Classification
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
Antinuclear Antibodies ... Juvenile Idiopathic Arthritis ... scleroderma), Rheumatoid Arthritis ... Juvenile Idiopathic Arthritis ... #patterns #rheumatology
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
Action: IgG/lgM antibodies ... , Haemolytic disease ... Examples: Rheumatoid arthritis ... erythematosus Type ... #classification
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
Allergen-specific lgE antibodies ... glomerulonephritis, rheumatoid arthritis ... , and systemic lupus ... erythematosus ... #Reactions #Table
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
arthritis, weight ... vasculitis, rheumatoid arthritis ... lung syndrome Arthritis ... Symptoms limited to: Arthritis ... #Diagnosis #Rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
and often causes arthritis ... Glomerulonephritis, arthritis ... mucositis - Rash, arthritis ... , drug reactions ... classification
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
• Septic arthritis ... Arthritis: • ... when rheumatoid arthritis ... of reactive arthritis ... #Rheumatoid #Arthritis
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
, drug reactions ... mucositis • Rash, arthritis ... and often causes arthritis ... Glomerulonephritis, arthritis ... #Rheumatology