6 results
Hypersensitivity: Definitions
 • Type I - Production of lgE Abs that bind to harmless allergens and
, leading to an ... allergic reaction ... An allergic reaction ... #Allergic #Reactions ... #Types #Classification
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
cell antigens, leading ... to complement activation ... they activate complement ... #types #allergy ... #table #classification
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
cellular antigen, leading ... to complement activation ... Complement activation ... Hypersensitivity #Types #Classification ... #Diagnosis #Reactions
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
often involved • Hypocomplementemic ... Urticaria and hypocomplementemia ... disease, drug reactions ... against MPO • Complement ... #rheumatology #classification
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Differential Diagnosis Algorithm ... Rheumatologic, Vasculitides ... syndrome, POEMS • Reaction ... post-splenectomy, Exercise, Allergic ... reactions Matthew
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
immune system, leading ... • Low serum C4 complement ... • IgA vasculitis ... • Vasculitis ... diagnosis #types #classification