17 results
Allergic Reaction Classification
Type 1 reaction: Acute anaphylactic reaction
Type 2 reaction: Cytotoxic reaction
Type 3 reaction: Immune complex
Type
Classification ... Type 1 reaction: ... : Immune complex ... #Classification ... #diagnosis
Types of hypersensitivity reactions

Type I - lgE-Mediated, Within I Hour (Anaphylaxis)
Type II - IgG or IgM
reactions Type ... Ill - Immune Complex-Mediated ... hypersensitivity #reactions ... #Types #Classification ... #Allergy #Diagnosis
A System for Vasculitides 

#Diagnosis #IM #Rheum #Vasculitis #Small #Medium #Large #Vessel #Size #Classification #ANCA #Differential
#Diagnosis # ... IM #Rheum #Vasculitis ... #Small #Medium ... #Vessel #Size #Classification ... #Differential #Algorithm
Vasculitis - Break down based on vessel size 
Distribution of vessel involvement by large vessel vasculitis,
Small vessel vasculitis ... although immune complex ... can affect any type ... #Diagnosis #Rheumatology ... Medium #Large #Classification
Hypersensitivity: Summary
Type I Hypersensitivity:
 • Immunological Mediator: lgE
 • Immunological Target: Allergen Molecules
 • Ex: Antibiotic
Antigen-Ab immune complexes ... Dermatitis (ie. reaction ... Allergy #Allergic #Reactions ... #Types #Classification ... #Diagnosis #Definitions
Hypersensitivity: Definitions
 • Type I - Production of lgE Abs that bind to harmless allergens and
antigen-surface complex ... accumulation of small ... antibody-antigen complexes ... #Types #Classification ... #Diagnosis #Definitions
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
deposit of immune complexes ... Labs/Diagnosis: ... • Cutaneous small-vessel ... Cryoglobulins #diagnosis ... #types #classification
Classification of Vasculitis 
Vasculitis of large vessels 
 - Arteritis temporalis (giant-cell arteritis) 
 - Takayasu
Classification of ... of small vessels ... syndrome - Immune-complex-induced ... #Diagnosis #Rheumatology ... #Diagnosis
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
Hypersensitivity Types ... Antigen-antibody complexes ... #Classification ... Pathophysiology #Allergy #Diagnosis ... #Reactions #Table
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
abnormalities SMALL ... tracts Immune Complex ... disease, drug reactions ... pain, infarct • Small ... #rheumatology #classification