Table 2.
1. | Nutritional deficiency |
2. | Gastrointestinal blood loss |
i. | Gastrointestinal malignancy |
ii. | Bleeding ulcer |
3. | Drug induced anemia and/or pancytopenia |
4. | Anemia of chronic inflammation |
5. | Hematological malignancy |
6. | Malignancies with involvement of the bone marrow |
7. | Hemolysis |
8. | Thyroid dysfunction |