14 results
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
for workup, including ... hematologic: Acute blood ... loss, Acute hemolysis ... , deficiency anemia ... Rebound effect from treatment
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... inclusions - If infection ... #Anemia #Differential ... Diagnosis #Algorithm #workup ... #hematology #testing
Autoimmune Hemolytic Anemia (AIHA) Treatment
Warm AIHA:
1) Steroids - 1-2 mg/kg prednisone daily
   • Until
Anemia (AIHA) Treatment ... esp if severe disease ... Polyclonal: - Infection ... #Anemia #AIHA # ... #hematology
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
Chronic kidney disease ... (e.g. cancer, infection ... Microangiopathic hemolytic ... G6PD deficiency), Infections ... Production #Index #hematology
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... • Bleeding • Hemolysis ... Inflammation, Chronic Infection ... #MCV #Classification ... Algorithm #Causes #Hematology
Differential Diagnosis for Hemolytic Anemia
Intrinsic Causes:
 • Enzyme deficiencies ex. G6PD, pyruvate kinase 
 • Hemoglobinopathies
Anemia Intrinsic ... Causes: • Liver disease ... drug induced • Infections ... Diagnosis #causes #classification ... #hematology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
anemia • Cold ... Immunoglobulin M (IgM) • Blood ... sensitize red blood ... #hemolytic #anemia ... #hematology #diagnosis
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Hemolysis - Differential ... , Drugs, Liver Disease ... Internal (RBC) - Infections ... Defects: Sickle cell anemia ... - Peripheral Blood
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
hallmark for the disease ... of Peripheral blood ... anemia Indirect ... ThromboticThrombocytopenicPurpura #Diagnosis #Workup ... #Hematology
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
formed or don’t work ... petechiae) • Frequent infections ... Myeloproliferative Disease ... • Parvovirus infection ... Workup: • Complete