Types of Anemia

Nutritional
- Iron deficiency
- Vitamin B₁₂ deficiency
- Folic acid deficiency
- Chronic illness
Hemolytic
- Spherocytosis
- Glucose-6-phosphate dehydrogenase deficiency
- Immune-mediated
- Drug-induced ABO incompatibility
Genetic
- Hemoglobin S (sickle cell)
- Thalassemia major (Cooley's anemia)
- Thalassemia intermedia
- Thalassemia minor