9 results
Hypersensitivity: Summary
Type I Hypersensitivity:
 • Immunological Mediator: lgE
 • Immunological Target: Allergen Molecules
 • Ex: Antibiotic
Hypersensitivity ... complexes • Ex: Systemic ... Lupus Erythematosus ... #Allergy #Allergic ... Reactions #Types #Classification
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
Hypersensitivity ... - Local and systemic ... Complement activation ... lupus erythematosus ... #Types #Classification
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
table of types of hypersensitivity ... they activate complement ... glomerulonephritis, Systemic ... lupus erythematosus ... #table #classification
EULAR/ACR Classification Criteria for Systemic Lupus Erythematosus
Clinical Domains:
 • Constitutional domain: Fever
 • Cutaneous domain: Non-scarring
EULAR/ACR Classification ... Criteria for Systemic ... anticoagulant • Complement ... #Criteria #SLE ... #Systemic #Lupus
Type III Hypersensitivity: Pathogenesis and clinical findings
Definition: Small antigen-antibody complexes (produced from normal immune response to
Type III Hypersensitivity ... the cause: • Systemic ... Lupus • Erythematosus ... (SLE) If bacterial ... HypersensitivityReaction #Allergy
Eosinophilia - Differential Diagnosis Algorithm
Idiopathic Eosinophilia
Primary Eosinophilia:
 • Primary hypereosinophilic syndrome
 • Eosinophilic Leukemia
 • MPN/MDS
Differential Diagnosis Algorithm ... B-cell lymphomas), Systemic ... , Eczema, Drug Hypersensitivity ... , Sarcoidosis, SLE ... #allergy
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... anti-Smith Ab, low complements ... Skin Disease Classification ... RNP antibodies, Complement ... #Systemic #Lupus
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
inflammation Others: • Lupus ... lupus erythematosus ... against MPO • Complement ... vasculitis, and SLE ... #rheumatology #classification
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
activate the immune system ... • Low serum C4 complement ... vasculitis • Hypersensitivity ... lupus erythematosus ... diagnosis #types #classification