1466 results
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
hypersensitivity reactions ... Mediators: lgE - Antigen ... Form: Soluble antigen ... Acute transfusion reaction ... hypersensitivity #reactions
Hypersensitivity: Summary
Type I Hypersensitivity:
 • Immunological Mediator: lgE
 • Immunological Target: Allergen Molecules
 • Ex: Antibiotic
Penicillin-induced drug reaction ... Immunological Target: Antigen-Ab ... Dermatitis (ie. reaction ... Allergy #Allergic #Reactions
Symptoms Distinguishing Groups of Cutaneous Drug Reactions
IgE-mediated reactions:
 • Onset minutes to hours into treatment course
Cutaneous Drug Reactions ... IgE-mediated reactions ... to hours into treatment ... Onset days into treatment ... to weeks into treatment
Allergic Rhinitis: Pathogenesis and clinical findings

1. Allergy Sensitization -> Antigen Exposure -> APC (macrophages, HLA class
Sensitization -> Antigen ... class II) process antigen ... Primary Reaction ... Secondary Reaction ... after the primary reaction
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
lgE - Soluble antigen ... IgM - Cell-bound antigen ... IgM - Soluble antigen ... - Antigen-antibody ... Allergy #Diagnosis #Reactions
Estimated Incidence of Transfusion Reactions
Graphical Depiction of transfusion reactions ordered from most highest to lowest incidence.
#Diagnosis
of Transfusion Reactions ... of transfusion reactions ... Transfusion #Consent #Reactions
Type IV Hypersensitivity: Pathogenesis and clinical findings
Definition: Unique because it is entirely T-Cell mediated; exposure to
Allergic reaction ... Macrophage engulfs antigen ... -> Antigen presentation ... cells recognize antigen
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Rebound effect from treatment ... syndrome, POEMS • Reaction ... Exercise, Allergic reactions
Drug Treatment of Anaphylaxis and Allergic Reactions
First-Line Therapy 
 - Epinephrine 
 - Oxygen 
 -
Drug Treatment of ... Anaphylaxis and Allergic Reactions
Type II Hypersensitivity: Pathogenesis and clinical findings
Definition: When antigens bind to the body's cell surfaces, forming
surfaces, forming an "antigen-surface ... antibody-mediated immune reaction ... Antigen binds receptor ... platelets) -> An "antigen-surface ... against either the antigen