29 results
Hypersensitivity: Summary
Type I Hypersensitivity:
 • Immunological Mediator: lgE
 • Immunological Target: Allergen Molecules
 • Ex: Antibiotic
Hypersensitivity: Summary Type ... conjunctivitis Type ... complexes • Ex: Systemic ... Lupus Erythematosus ... , Reactive Arthritis
Type III Hypersensitivity: Pathogenesis and clinical findings
Definition: Small antigen-antibody complexes (produced from normal immune response to
Type III Hypersensitivity ... : • Systemic Lupus ... • Erythematosus ... : • Arthritis ... HypersensitivityReaction #Allergy
Causes of Diffuse Lymphadenopathy - Differential Diagnosis Algorithm
Reactive:
 - Systemic Inflammatory
     •
Causes of Diffuse ... Lupus Erythematosus ... • Rheumatoid Arthritis ... • Acne • Allergy ... #Hematology #Oncology
Systemic Lupus Erythematosus (SLE): Musculoskeletal Manifestations

 • Immune Complex Deposition
    - Arthralgia, Arthritis
Systemic Lupus Erythematosus ... - Arthralgia, Arthritis ... Myopathy (Also caused ... #Lupus #Erythematosus ... pathophysiology #signs #symptoms
Systemic Lupus Erythematosus (SLE) - Typical Signs/Symptoms
Alopecia, Fever, Malar rash, Photosensitivity, Adenopathies, Lupus pneumonia, Pleurisy, Pancreatitis,
Systemic Lupus Erythematosus ... Typical Signs/Symptoms ... , Arthralgia / arthritis ... #Lupus #Erythematosus ... #diagnosis #rheumatology
Causes of Isolated Neutropenia - Differential Diagnosis Algorithm
Congenital
Medications
 • Anticonvulsants
 • Antibiotics
 • Antithyroid
 • Antihypertensive
• Epstein-Barr Virus ... Destruction • Systemic ... Lupus Erythematosus ... • Rheumatoid Arthritis ... #Hematology
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
When the specific allergen ... - Local and systemic ... glomerulonephritis, rheumatoid arthritis ... , and systemic lupus ... erythematosus
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
context of other symptoms ... lupus erythematosus ... lupus erythematosus ... lupus erythematosus ... ANA #patterns #rheumatology
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
GCA), Takayasu's arteritis ... (RA), Systemic ... lupus erythematosus ... (SPA) • Other Causes ... Differential #Diagnosis #rheumatology
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Lupus (SLE) General ... of hip (rare), Arthritis ... #erythematosus # ... signs #symptoms ... #diagnosis #rheumatology