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Hemolytic Anemia - Differential Diagnosis Algorithm
Hereditary:
 • Peripheral blood smear + DAT + further History
 •
Hemolytic Anemia ... Diagnosis Algorithm Hereditary ... • Peripheral blood ... → Hereditary spherocytosis ... Immune mediated hemolysis
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Red Blood Cell ( ... disease, McLeod blood ... Microangiopathic Hemolytic ... drugs Elliptocyte: Hereditary ... Cold autoimmune hemolytic
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
Red Blood Cell ( ... Spherocytes - Hereditary ... spherocytosis, Hemolytic ... Elliptocytes - Hereditary ... Schistocytes - Hemolytic
Spherocytes - The arrow points to one of many spherocytes in this photo. The cells have
formation include hereditary ... spherocytosis and hemolytic ... Path #BloodSmear #Blood
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
• Metabolic/Hereditary ... Gilbert's syndrome • Hemolysis ... Bilirubin: RBC (hemolysis ... LDH: Heart, RBC (hemolysis ... intestines, white blood
Inherited Non-hemolytic Disorders of Hyperbilirubinemia 

== Disorders of Conjugation ==
Gilbert Syndrome:
 • 5-10% of the population
Inherited Non-hemolytic ... • Most common hereditary ... without evidence of hemolysis ... bilirubin in the blood
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
Intravascular Hemolysis ... and RES-mediated hemolysis ... Defects • Hereditary ... spherocytosis • Hereditary ... Intravascular - Hemolysis
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 ... defects (e.g. hereditary
Hemolytic Anemia - Hemolysis Diagnostic Workup

Infographic by: Howard Ong

#Hemolysis #Hemolytic #Anemia #Algorithm #MAHA #TTP #Diagnosis #Workup
Hemolytic Anemia ... - Hemolysis Diagnostic ... Howard Ong #Hemolysis ... #Hemolytic #Anemia
Hemolytic Anemias - Differential Diagnosis Algorithm

Signs of anemia and hemolysis:
 • ↓ Haptoglobin
 • ↑ LDH
Hemolytic Anemias ... of anemia and hemolysis ... Immune-mediated Hemolysis ... • Autoimmune Hemolytic ... • Alloimmune Hemolytic