Glossary Thalassemia - a genetic disease that causes the reduced synthesis of one of the globin chains of hemoglobin. Hemophilia - An inherited bleeding disorder.Leukemia - another name for blood cancer which affects the leucocytes or white blood cells. Hypovolemic - a state of reduced blood volume.Hypocalcemia - reduced calcium in blood.Cyanosis - Blue color of skin /mucous membrane. Published on Mar 19, 2009Last Updated on Sep 23, 2020