14 results
Anemia - Hemolysis Diagnostic Algorithm
Autoimmune hemolytic anemia
Microangiopathic hemolytic anemia
Probable thalassemia

Dr. Eric Strong @DrEricStrong - Strong Medicine
Anemia - Hemolysis ... Diagnostic Algorithm Autoimmune ... Anemia #Algorithm #hematology ... #diagnosis #differential ... #workup
Expected DAT Results in Autoimmune Hemolysis
DAT Negative Hemolysis
 • DAT Poly ( - ), IgG (
DAT Results in Autoimmune ... , C3d ( +/- ) Paroxysmal ... #antiglobulin #test ... #DAT #Autoimmune ... #Hemolysis #hematology
Autoimmune Hemolytic Anemia (AIHA) - Differential Diagnosis Table

Warm AIHA (48-70%)
Cold AHA (16-32%)
 • Donath-Landsteiner HA (paroxysmal
Autoimmune Hemolytic ... Anemia (AIHA) - Differential ... Donath-Landsteiner HA (paroxysmal ... #Hemolytic #Anemia ... Diagnosis #Table #hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Transfusion reaction, Paroxysmal ... Immune-mediated: - Autoimmune ... idiopathic) - Autoimmune ... Extravascular #Causes #differential ... #diagnosis #hematology
Hemolysis - Diagnostic Algorithm and Causes

Increased red cell production: 
 • Increased Reticulocytosis/polychromasia 
 • Erythroid
Hemolysis - Diagnostic ... #Algorithm #Differential ... #Causes #Workup ... #Hematology #Diagnosis ... GrepMed Recommended Text
Pancytopenia - Differential Diagnosis

Congenital Diseases:
• GATA2 deficiency
• Fanconi’s anemia
• Wiskott-Aldrich syndrome
• Ribosomopathy or telomeropathy

Cancer:
• Leukemia
• Lymphoma

Inflammatory
Pancytopenia - Differential ... Inflammatory and Autoimmune ... erythematosus • HLH • Paroxysmal ... Antibody-mediated hemolysis ... #Diagnosis #Hematology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
- Differential ... elliptocytosis, autoimmune ... #Anemia #Differential ... Diagnosis #Algorithm #workup ... #hematology #testing
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Hemolysis - Differential ... Membrane): - Autoimmune ... Laboratory Tests ... #Differential # ... Diagnosis #hematology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Viral infection, autoimmune ... younger pts) Differential ... macroglobulinemia Paroxysmal ... • Diagnostic Test ... #anemia #hematology
Hepatocellular Liver Injury - Differential Diagnosis Framework:
Liver Injury → liver test abnormalities without evidence of liver
Liver Injury - Differential ... Injury → liver test ... Other: NAFLD, Autoimmune ... #Diagnosis #hepatology ... #algorithm #Transaminitis