16 results
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Framework for Hemolysis ... Intravascular Hemolysis ... Microangiopathic hemolytic ... purpura (TTP), Hemolytic ... differential #diagnosis #hematology
Autoimmune Hemolytic Anemia (AIHA) Treatment
Warm AIHA:
1) Steroids - 1-2 mg/kg prednisone daily
   • Until
Autoimmune Hemolytic ... Anemia (AIHA) Treatment ... > 10, no more hemolysis ... #Autoimmune #Hemolytic ... #hematology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... other reproducible morphologic ... elliptocytosis, autoimmune hemolysis ... ARUPConsult @ARUPLabs #Hemolytic ... #hematology #testing
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Macrocytic RBC: Vitamin B12 ... Microangiopathic Hemolytic ... spherocytosis, Autoimmune hemolytic ... Cold autoimmune hemolytic ... differential #diagnosis #hematology
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Hemolysis - Differential ... Autoimmune: Warm AIHA ... Defects: Sickle cell ... Urobilinogen #Hemolysis ... Differential #Diagnosis #hematology
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
RBC) Morphology ... spherocytosis, Hemolytic ... Schistocytes - Hemolytic ... coagulopathy (DIC) #RBC #Morphology ... #differential #hematology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Diagnosis: • hemolytic ... • Compensated hemolysis ... intravascular hemolysis ... #hemolytic #anemia ... #hematology #diagnosis
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
cells can indicate disease ... thrombocytopenia • AIHA ... microglobulin Treatment ... Leukemia #diagnosis #workup ... #oncology #hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... for workup, including ... blood loss, Acute hemolysis ... Rebound effect from treatment ... Diagnosis #Algorithm #hematology
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
loss), Vitamin B12 ... Chronic kidney disease ... Retroperitoneal, Uterine • Hemolysis ... Microangiopathic hemolytic ... Production #Index #hematology