61 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 ... #Differential #Diagnosis
Erythema Ab Igne on Physical Exam

Erythema ab igne (EAI) is a skin reaction caused by chronic
Erythema Ab Igne ... Exam Erythema ab ... skin reaction caused ... EAI #Erythema #Ab ... #Igne #AbIgne #
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... Extravascular Causes ... Other: Transfusion reaction ... Extravascular #Causes ... #hematology #anemia
Hemolysis - Diagnostic Algorithm and Causes

Increased red cell production: 
 • Increased Reticulocytosis/polychromasia 
 • Erythroid
Hemolysis - Diagnostic ... Algorithm and Causes ... #Differential #Causes ... #Workup #Hematology ... #Diagnosis *
Differential Diagnosis for Hemolytic Anemia
Intrinsic Causes:
 • Enzyme deficiencies ex. G6PD, pyruvate kinase 
 • Hemoglobinopathies
Differential Diagnosis ... for Hemolytic Anemia ... • Transfusion reactions ... #causes #classification ... #hematology
Hypersensitivity: Summary
Type I Hypersensitivity:
 • Immunological Mediator: lgE
 • Immunological Target: Allergen Molecules
 • Ex: Antibiotic
thrombocytopenia, Autoimmune Hemolytic ... Target: Antigen-Ab ... Dermatitis (ie. reaction ... #Types #Classification ... #Diagnosis #Definitions
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
Causes of Extravascular ... - Differential Diagnosis ... #Differential #Diagnosis ... #Algorithm #Causes ... #Hematology
Warm Antibody Autoimmune Hemolytic Anemia 
1) DIAGNOSE AIHA
 • Anemia: macrocytic > normocytic, ↑ reticulocytes
 •
Antibody Autoimmune Hemolytic ... Anemia 1) DIAGNOSE ... 2) LOOK FOR a cause ... #Anemia #diagnosis ... management #treatment #rheumatology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
- Differential Diagnosis ... blood loss, Acute hemolysis ... Inflammatory Conditions: Rheumatologic ... syndrome, POEMS • Reaction ... #Differential #Diagnosis
Blood Transfusion Reactions

Immune Mediated:
 • Febrile Non-Hemolytic Transfusion Reaction (FNHTR): Most common immune reaction to transfusion.
Causes purpura & ... TRALI): Leading cause ... anti-HLA or anti-HNA Ab ... #Transfusion #diagnosis ... #management #hematology