8 results
Hypersensitivity: Summary
Type I Hypersensitivity:
 • Immunological Mediator: lgE
 • Immunological Target: Allergen Molecules
 • Ex: Antibiotic
• Ex: Systemic Lupus ... Erythematosus, ... Syndrome, Contact Dermatitis ... (ie. reaction to ... Allergy #Allergic #Reactions
Renal Involvement in Systemic Lupus Erythematosus

Dr. Laurent ARNAUD @Lupusreference

#Renal #diseases #SLE #Systemic #Lupus #Erythematosus #venn #nephrology
Erythematosus ... #Erythematosus ... #venn #nephrology ... classification #types ... #rheumatology
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
of hypersensitivity ... glomerulonephritis, Systemic lupus ... erythematosus Type ... Examples: Contact dermatitis ... #reactions #types
Vesiculobullous Skin Rash - Differential Diagnosis Algorithm
Vesicles Fragile/EasiIy Ruptured - Intraepidermal blisters, possibly crusts/erosions
 - Inflammatory
Bullous impetigo - Reaction ... • Contact dermatitis ... Bullous systemic lupus ... erythematous ... Vesiculobullous #SkinRash
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
Hypersensitivity ... , and systemic lupus ... erythematosus ... - Contact dermatitis ... Allergy #Diagnosis #Reactions
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
Types: • Type ... vasculitis • Hypersensitivity ... (e.g. systemic lupus ... erythematosus ( ... classification #rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
inflammation Others: • Lupus ... such as systemic lupus ... erythematosus, ... disease, drug reactions ... differential #diagnosis #rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
disease, drug reactions ... ischemia • Skin: Erythematous ... inflammation Hypersensitivity ... - interstitial keratitis ... Differential #Diagnosis #Rheumatology