33 results
Hypersensitivity: Definitions
 • Type I - Production of lgE Abs that bind to harmless allergens and
of lgE Abs that bind ... leading to an allergic ... cell surfaces causes ... antibody-antigen complexes (produced ... causes development
Type III Hypersensitivity: Pathogenesis and clinical findings
Definition: Small antigen-antibody complexes (produced from normal immune response to
antigen-antibody complexes (produced ... self-antigens are the cause ... antigens are the cause ... HypersensitivityReaction #Allergy
Causes of Diffuse Lymphadenopathy - Differential Diagnosis Algorithm
Reactive:
 - Systemic Inflammatory
     •
Causes of Diffuse ... • Acne • Allergy ... Diagnosis #Algorithm #Causes ... #Hematology #Oncology
Type II Hypersensitivity: Pathogenesis and clinical findings
Definition: When antigens bind to the body's cell surfaces, forming
When antigens bind ... foreign -> B-cells produce ... HypersensitivityReaction #Allergy
Causes of Leukocytosis and Leukopenia - Differential Diagnosis
 • Eosinophilia (AEC > 500, hypereosinophilia > 1500):
Causes of Leukocytosis ... hypereosinophilia > 1500): Allergic ... Differential #Diagnosis #causes ... #hematology
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
for secondary causes ... eosinophilia (common causes ... are asthma, allergy ... Differential #diagnosis #hematology
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
Mechanism of Action: Allergen-specific ... lgE causes mast-cell ... lgM antibodies bind ... reactions #types #allergy
Blood Product Transfusions One Pager Summary
Type and screen - determines blood type and detects in recipient
- Allergic ... Causes purpura & ... TRALI): Leading cause ... more likely to cause ... diagnosis #management #hematology
Drug Reaction with Eosinophilia and Systemic Signs (DRESS Syndrome): Formerly known as drug hypersensitivity reaction, DRESS
represents
associated with allergic ... medication (in this case ... Images #Clinical #Dermatology
Drug Reaction with Eosinophilia and Systemic Signs (DRESS Syndrome): Formerly known as drug hypersensitivity reaction, DRESS
represents
associated with allergic ... medication (in this case ... Images #Clinical #Dermatology