Differentiating Anemias Flashcards
Fe deficiency?
Microcytic, hypochromic
Anemia of chronic disease?
Initially nonhemolytic, normocytic–progresses to microcytic, hypochromic
Hereditary spherocytosis?
Intrinsic hemolytic, normocytic anemia (extravascular)
Thalassemias?
Microcytic, hypochromic
Lead poisoning?
Microcytic, hypochromic
Folate deficiency?
Macrocytic, megaloblastic
Microangiopathic such as DIC, TTP, HUS, HELLP?
Extrinsic hemolytic, normocytic anemia (intravascular)
Sideroblastic anemia?
Microcytic, hypochromic
B12 deficiency?
Macrocytic, megaloblastic
Aplastic anemia?
Nonhemolytic, normocytic
G6PD?
Intrinsic hemolytic, normocytic (intravascular/extravascular)
Pyruvate kinase?
Intrinsic hemolytic, normocytic (extravascular)
Chronic kidney disease?
Nonhemolytic, normocytic
HbC disease?
Intrinsic hemolytic, normocytic (extravascular)
Prosthetic heart valve, aortic stenosis?
Macroangiopathic–extrinsic hemolytic, normocytic anemia
Orotic aciduria?
Macrocytic, megaloblastic
Sickle cell?
Intrinsic hemolytic, normocytic (extravascular)
Aplastic anemia–B19?
Nonhemolytic, normocytic
Malaria, babesia?
Extrinsic hemolytic, normocytic (intravascular)
Paroxysmal nocturnal hemoglobinuria?
Intrinsic hemolytic, normocytic (intravascular)
Warm agglutinin (IgG) disease?
Extrinsic hemolytic, normocytic (intravascular)
Cold agglutinin (IgM) disease?
Extrinsic hemolytic, normocytic (intravascular)
Intravascular anemias?
1) PNH
2) G6PD deficiency
3) All extrinsic anemias (expect IgG immune anemia)
Extravascular anemias?
1) Hereditary spherocytosis
2) PK deficiency
3) Sickle cell
4) HbC
5) IgG immune anemia