22 results
Hemolysis Classification - Intrinsic and Extrinsic Causes

Commentary: Another way to think of immune hemolysis would be
Hemolysis Classification ... and Extrinsic Causes ... reactions) - Dr ... #Classification ... #Algorithm
Hypersensitivity: Summary
Type I Hypersensitivity:
 • Immunological Mediator: lgE
 • Immunological Target: Allergen Molecules
 • Ex: Antibiotic
thrombocytopenia, Autoimmune Hemolytic ... Penicillin-induced drug reaction ... Dermatitis (ie. reaction ... #Allergic #Reactions ... #Types #Classification
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
Causes of Extravascular ... Differential Diagnosis Algorithm ... perfringens - Complement-Mediated ... Differential #Diagnosis #Algorithm ... #Causes #Hematology
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
lgE causes mast-cell ... antigens, leading to complement ... they activate complement ... #types #allergy ... #table #classification
Types of hypersensitivity reactions

Type I - lgE-Mediated, Within I Hour (Anaphylaxis)
Type II - IgG or IgM
hypersensitivity reactions ... Hours to Days (Hemolytic ... hypersensitivity #reactions ... #Types #Classification ... #Allergy #Diagnosis
Hypersensitivity: Definitions
 • Type I - Production of lgE Abs that bind to harmless allergens and
cell surfaces causes ... causes development ... An allergic reaction ... #Allergic #Reactions ... #Types #Classification
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
antigen, leading to complement ... types or during hemolytic ... Complement activation ... Hypersensitivity #Types #Classification ... #Diagnosis #Reactions
Angioedema - Classification Diagnosis and Treatment
Types of Angioedema:
 • Acute allergic angioedema - Usually occurs with
Angioedema - Classification ... exposure • Non-allergic ... drug reaction - ... cell-mediated in > 90% of cases ... #Angioedema #Classification
Differential Diagnosis for Hemolytic Anemia
Intrinsic Causes:
 • Enzyme deficiencies ex. G6PD, pyruvate kinase 
 • Hemoglobinopathies
Diagnosis for Hemolytic ... Anemia Intrinsic Causes ... • Transfusion reactions ... udaygulati #Hemolytic ... #classification
Blood Transfusion Reactions

Immune Mediated:
 • Febrile Non-Hemolytic Transfusion Reaction (FNHTR): Most common immune reaction to transfusion.
• Febrile Non-Hemolytic ... • Allergic reaction ... Causes purpura & ... TRALI): Leading cause ... more likely to cause