The process of hematopoiesis, its development and the factors that affect it. Red cell hemolytic diseases and anemias such as iron deficiency, vitamin deficiency and heriditary hemoglobinopathies, diseases associated with white blood cells; malignant or benign. Laboratory diagnosis of hematologic diseases, analyzing results of laboratory tests and their medical significance. Internal and external quality control in the hematology lab. (Two hours lecture, three hours lab)