93 results
Hemolytic Anemia - Differential Diagnosis Algorithm
Hereditary:
 • Peripheral blood smear + DAT + further History
 •
Hemolytic Anemia ... blood smear + DAT ... Immune mediated hemolysis ... Microangiopathic hemolytic ... UnremarkableLab #Hemolytic
Hemolysis Classification - Intrinsic and Extrinsic Causes

Commentary: Another way to think of immune hemolysis would be
Hemolysis Classification ... think of immune hemolysis ... IVIG-mediated hemolysis ... , hemolytic transfusion ... #Classification
Causes of Hemolytic Anemia - Differential Diagnosis
Inherited
 • Membrane
 • Internal
    - Hemoglobin
Causes of Hemolytic ... - Antibody/DAT ... - Complement/DAT ... Sophia_Hayes_MD #Hemolytic
Expected DAT Results in Autoimmune Hemolysis
DAT Negative Hemolysis
 • DAT Poly ( - ), IgG (
Expected DAT Results ... in Autoimmune Hemolysis ... DAT Negative Hemolysis ... • DAT Poly ( ... #Autoimmune #Hemolysis
Autoimmune Hemolytic Anemia (AIHA) Pathophysiology - Warm vs Cold AIHA
Warm AIHA:
 - 70%; IgG mediated
 -
Autoimmune Hemolytic ... IgG mediated - DAT ... IgM mediated - DAT ... AIHA #Autoimmune #Hemolytic
Autoimmune Hemolytic Anemia (AIHA) - Differential Diagnosis Table

Warm AIHA (48-70%)
Cold AHA (16-32%)
 • Donath-Landsteiner HA (paroxysmal
Autoimmune Hemolytic ... Mixed-type AIHA (7-8%) DAT-negative ... #Autoimmune #Hemolytic
Warm Antibody Autoimmune Hemolytic Anemia 
1) DIAGNOSE AIHA
 • Anemia: macrocytic > normocytic, ↑ reticulocytes
 •
Antibody Autoimmune Hemolytic ... reticulocytes • Hemolysis ... Antibody #Autoimmune #Hemolytic ... Anemia #diagnosis #management
Autoimmune Hemolytic Anemia (AIHA) Treatment
Warm AIHA:
1) Steroids - 1-2 mg/kg prednisone daily
   • Until
Autoimmune Hemolytic ... > 10, no more hemolysis ... AIHA #Autoimmune #Hemolytic ... AIHA #Treatment #management
Differential Diagnosis for Hemolytic Anemia
Intrinsic Causes:
 • Enzyme deficiencies ex. G6PD, pyruvate kinase 
 • Hemoglobinopathies
Diagnosis for Hemolytic ... udaygulati #Hemolytic ... Diagnosis #causes #classification
Approach to Antithrombotic Therapy in Peripheral Artery Disease
Increased Ischemic Risk:
 • Prior MI
 • Diabetes
 •
Antithrombotic #management ... #therapy #dapt