23 results
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... anemia): ... (AIHA) "Warm" ( ... • Intrinsic RBC ... #hematology #anemia
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
Diagnosis Algorithm ... • Alloimmune ... elliptocytosis - RBC ... anemia • ... Algorithm #Causes #Hematology
Hemolytic Anemias - Differential Diagnosis Algorithm

Signs of anemia and hemolysis:
 • ↓ Haptoglobin
 • ↑ LDH
Hemolytic Anemias ... : • Autoimmune ... Hemolytic Anemias ... (AIHAs) • Alloimmune ... #hematology
Autoimmune Hemolytic Anemia (AIHA) - Differential Diagnosis Table

Warm AIHA (48-70%)
Cold AHA (16-32%)
 • Donath-Landsteiner HA (paroxysmal
Autoimmune Hemolytic ... Anemia (AIHA) - ... Cold Agglutinin Disease ... #Hemolytic #Anemia ... #hematology
Warm Antibody Autoimmune Hemolytic Anemia 
1) DIAGNOSE AIHA
 • Anemia: macrocytic > normocytic, ↑ reticulocytes
 •
Hemolytic Anemia ... 1) DIAGNOSE AIHA ... #Hemolytic #Anemia ... #diagnosis #management ... #treatment #rheumatology
Autoimmune Hemolytic Anemia (AIHA) Treatment
Warm AIHA:
1) Steroids - 1-2 mg/kg prednisone daily
   • Until
Autoimmune Hemolytic ... Anemia (AIHA) Treatment ... #Autoimmune #Hemolytic ... Treatment #management ... #hematology
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Hemolysis - Differential ... Diagnosis Framework ... Membrane): - Autoimmune ... Defects: Sickle cell anemia ... #hematology
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
spherocytosis, Autoimmune ... hemolytic anemia ... hemolytic anemia ... #differential #diagnosis ... #hematology #microscopy
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... - Differential Diagnosis ... elliptocytosis, autoimmune ... #Anemia #Differential ... #workup #hematology
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
Red Blood Cell (RBC ... spherocytosis, Hemolytic ... Schistocytes - Hemolytic ... Morphology #Atlas #key #diagnosis ... #differential #hematology