16 results
Types of hypersensitivity reactions

Type I - lgE-Mediated, Within I Hour (Anaphylaxis)
Type II - IgG or IgM
reactions Type ... Within I Hour (Anaphylaxis ... hypersensitivity #reactions ... #Types #Classification ... #Allergy #Diagnosis
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
Summary table of ... lgE causes mast-cell ... hours - Examples: Anaphylaxis ... #types #allergy ... #table #classification
Hypersensitivity: Definitions
 • Type I - Production of lgE Abs that bind to harmless allergens and
reactionType ... reactionType ... reactionType ... #Types #Classification ... #Diagnosis #Definitions
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
When the specific allergen ... Local and systemic anaphylaxis ... #Classification ... #Diagnosis #Reactions ... #Table
Angioedema - Classification Diagnosis and Treatment
Types of Angioedema:
 • Acute allergic angioedema - Usually occurs with
Angioedema - Classification ... Diagnosis and Treatment ... Types of Angioedema ... drug reaction - ... #Types #Diagnosis
Clinical manifestations of anaphylaxis. 
Neurological (<15%): Dizziness, syncope, seizures, Confusion, impending doom. headache
Angioedema: Lips, tongue, orbit,
manifestations of anaphylaxis ... arrest GI (>40%): Nausea ... #signs #symptoms ... #diagnosis #criteria ... #allergy
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
are asthma, allergy ... , drug reaction, ... organ-specific signs ... or symptoms (eg ... #Differential #diagnosis
Manifestations of Anaphylaxis by Body System

Dermatologic/mucosal

 - Eyes: periorbital swelling/erythema, injected conjunctiva, tears

 - Oral mucosa:
Manifestations of Anaphylaxis ... Gastrointestinal - Nausea ... cessation of play #Diagnosis ... #Allergy #Signs ... #Symptoms #Anaphylaxis
Post-Transplantation Lymphoproliferative Disorders (PTLD)
Definition: Lymphoid and/or plasmacytic proliferations that occur as a result of immunosuppression in
Conditioning regimen Signs ... EBV viral load, signs ... and classification ... to 50% of PTLD cases ... Disorders #oncology #diagnosis
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
maintained fever CAUSES ... transfusion • Allergic ... reaction / anaphylaxis ... hyperthermia crisis (late sign ... Anesthesia #Checklist #Diagnosis