79 results
Hypersensitivity: Definitions
 • Type I - Production of lgE Abs that bind to harmless allergens and
allergens and activate mast ... cell surfaces causes ... An allergic reaction ... #Allergic #Reactions ... #Types #Classification
Angioedema - Classification Diagnosis and Treatment
Types of Angioedema:
 • Acute allergic angioedema - Usually occurs with
Angioedema - Classification ... drug reaction - ... cell-mediated in > 90% of cases ... is key • Mast ... #Angioedema #Classification
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
Summary table of ... Mechanism of Action: Allergen-specific ... lgE causes mast-cell ... #types #allergy ... #table #classification
Type IV Hypersensitivity: Pathogenesis and clinical findings
Definition: Unique because it is entirely T-Cell mediated; exposure to
causes development ... of allergen-specific ... Allergic reaction ... allergen's surface as ... activate macrophages, mast
Hemolysis Classification - Intrinsic and Extrinsic Causes

Commentary: Another way to think of immune hemolysis would be
Hemolysis Classification ... hemolytic transfusion reactions ... #Hemolysis #Classification ... Intrinsic #Extrinsic #Differential ... #Algorithm
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
antibodies bind to mast ... When the specific allergen ... Hypersensitivity #Types #Classification ... #Diagnosis #Reactions ... #Table
Basophilia - Differential Diagnosis Framework

Basophils < 1% of the total white blood cell count
Basophils function similarly
Basophilia - Differential ... function similarly to mast ... released during an allergic ... reaction or asthma ... Or Inflammatory Reactions
Allergic Rhinitis: Pathogenesis and clinical findings

1. Allergy Sensitization -> Antigen Exposure -> APC (macrophages, HLA class
Allergic Rhinitis ... Allergy Sensitization ... macrophages, HLA class ... Primary Reaction ... Secondary Reaction
Causes of Angioedema: Differential Diagnosis Framework
Mast-cell mediated:
 • IgE dependent allergic reactions: Food, Drugs, Latex, Stings
: Differential Diagnosis ... IgE dependent allergic ... reactions: Food ... #Angioedema #Differential ... #allergy
Pediatric Mouth Disorders - Differential Diagnosis Algorithm
Teeth:
 • Teething
Painful - Gastrointestinal:
 • Crohn's Disease
 • Ulcerative
Mouth Disorders - Differential ... Diagnosis Algorithm ... Inflammation: • Allergic ... Reaction #Mouth ... #Causes #Peds #