20 results
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
Hypersensitivity ... When the specific allergen ... antigen, leading to complement ... Complement activation ... sclerosis #Hypersensitivity
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
of hypersensitivity ... lgE causes mast-cell ... antigens, leading to complement ... they activate complement ... #allergy #table
Type IV Hypersensitivity: Pathogenesis and clinical findings
Definition: Unique because it is entirely T-Cell mediated; exposure to
Type IV Hypersensitivity ... causes development ... of allergen-specific ... Allergic reaction ... ivy) #TypeIV #Type4
Causes of Hypocomplementemia - CHAMPS Mnemonic
C - Cryoglobulinemia (85%), C3 glomerulopathy, cirrhosis
H - Heavy Chain deposition
Causes of Hypocomplementemia ... glomerulonephritis, type ... 1 (50%-80%), type ... @AnnKumfer #Hypocomplementemia ... #Low #Complement
Hypersensitivity: Definitions
 • Type I - Production of lgE Abs that bind to harmless allergens and
Hypersensitivity ... Definitions • Type ... cell surfaces causes ... causes development ... #Hypersensitivity
Type III Hypersensitivity: Pathogenesis and clinical findings
Definition: Small antigen-antibody complexes (produced from normal immune response to
Type III Hypersensitivity ... self-antigens are the cause ... antigens are the cause ... sickness #TypeIII #Type3 ... HypersensitivityReaction #Allergy
Algorithm for the diagnosis of chronic diarrhea.
It is usually impractical to test and treat the many
Algorithm for the ... many possible causes ... In most cases, it ... categorize by type ... Chronic #Diarrhea #Algorithm
Type II Hypersensitivity: Pathogenesis and clinical findings
Definition: When antigens bind to the body's cell surfaces, forming
Type II Hypersensitivity ... activates the complement ... cell surfaces #Type2 ... #Type2 #HypersensitivityReaction ... #Allergy #Immunology
Complement 1 esterase inhibitor (C1-INH) Deficiency Testing Algorithm
INDICATIONS FOR TESTING:
 • Recurrent angioedema (without urticaria)
 •
Complement 1 esterase ... Algorithm INDICATIONS ... FOR TESTING: • ... ARUPLabs #C1INH #Complement ... #Algorithm #allergy
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Algorithm INDICATIONS ... for secondary causes ... eosinophilia (common causes ... are asthma, allergy ... Eosinophil #Disorders #Algorithm