Acute Lymphocytic Leukemia Acute Lymphocytic Leukemia What is acute lymphocytic leukemia? Acute lymphocytic leukemia (ALL) is a cancer of the blood in which too many lymphocytes, a type of white blood cell, are produced by the...
Acute Myelogenous Leukemia Acute Myelogenous Leukemia What is acute myelogenous leukemia? Acute myelogenous leukemia (AML) is a cancer of the blood usually in which too many early forms of white blood cells are produced in the...
Alpha Thalassemia Alpha Thalassemia What is alpha thalassemia? Thalassemia is an inherited disorder that affects the production of normal hemoglobin (a type of protein in red blood cells that carries oxygen to the tis...
Anemia of B12 Deficiency (Pernicious Anemia) Anemia of B 12 Deficiency (Pernicious Anemia) What is vitamin B 12 deficiency anemia? Vitamin B 12 deficiency anemia is one of several types of megaloblastic anemia. Megaloblastic anemia is a type of...
Anemia of Folate Deficiency Anemia of Folate Deficiency What is folate-deficiency anemia? Folate deficiency is the lack of folic acid (one of the B vitamins) in the blood, which can cause a type of anemia known as megaloblastic...
Anemias Anemias M any types of anemias require clinical care by a physician or other health care professional. Listed in the directory below are some, for which we have provided a brief overview. Overview of...
Aplastic Anemia Aplastic Anemia What is aplastic anemia? Aplastic anemia occurs when the bone marrow produces too few of all three types of blood cells: red blood cells, white blood cells, and platelets. A reduced n...
Beta Thalassemia (Cooley's Anemia) Beta Thalassemia (Cooley's Anemia) What is beta thalassemia? Thalassemia is an inherited disorder that affects the production of normal hemoglobin (a type of iron-rich protein in red blood cells that...
Bleeding / Clotting Disorders Bleeding / Clotting Disorders Many different bleeding disorders require clinical care by a physician or other health care professional. Listed in the directory below are some, for which we have provi...
Blood Disorders Blood Disorders M any hematology and blood disorders require clinical care by a physician or other health care professional. Listed in the directory below are some, for which we have provided a brief...
Blood Donations/Blood Banking Blood Donations/Blood Banking What is blood banking? Blood banking is the process that takes place in the laboratory to ensure that donated blood, or blood products, are safe before they are used in ...
Blood Transfusions Blood Transfusions Why are blood transfusions performed? There are several different components of the blood that can be transfused into an adult. Red blood cells are the most common type of blood pr...
Bone Marrow Transplantation Bone Marrow Transplantation What is a bone marrow transplant? Bone marrow transplant (BMT) is a special therapy for patients with certain cancers or other diseases. A bone marrow transplant involves ...
Chronic Lymphocytic Leukemia Chronic Lymphocytic Leukemia What is chronic lymphocytic leukemia? Chronic lymphocytic leukemia (CLL) is a cancer of the blood in which too many lymphocytes, a type of white blood cell, are produced ...
Chronic Myelogenous Leukemia Chronic Myelogenous Leukemia What is chronic myelogenous leukemia? Chronic myelogenous leukemia (CML) is a cancer of the blood in which too many granulocytes, a type of white blood cell, build up in ...
Facts About Blood Facts About Blood What is blood? Blood is the life-maintaining fluid that circulates through the body's: Arteries Veins Capillaries What is the function of blood? Blood carries the following to the b...
G6PD (Glucose-6-Phosphate Dehydrogenase) Deficiency G6PD (Glucose-6-Phosphate Dehydrogenase) Deficiency What is G6PD deficiency? G6PD deficiency is the lack of glucose-6-phosphate dehydrogenase (an enzyme present in red blood cells) in the blood, whic...
Glossary - Hematology and Blood Disorders Glossary - Hematology and Blood Disorders | A | | B | | C | | D | | E | | F | | G | | H | | I | | J | | K | | L | | M | | N | | O | | P | | Q | | R | | S | | T | | U | | V | | W | | X | | Y | | Z | A...
Hemochromatosis Hereditary Hemochromatosis What is hemochromatosis? Hereditary hemochromatosis is one of the most common genetic disorders in the U.S. It is a metabolic disorder that causes increased absorption of i...
Hemolytic Anemia Hemolytic Anemia What is hemolytic anemia? Hemolytic anemia is a disorder in which the red blood cells are destroyed faster than the bone marrow can produce them. The term for destruction of red bloo...
Hemophilia Hemophilia What is hemophilia? Hemophilia is an inherited bleeding, or coagulation, disorder. Children with hemophilia lack the ability to stop bleeding because of the low levels, or complete absence...
Hodgkin Disease Hodgkin Disease What is Hodgkin disease? Hodgkin disease is a type of lymphoma, a cancer in the lymphatic system. The American Cancer Society estimates that in 2012 about 9,060 new cases will be diag...
Home Page - Hematology and Blood Disorders Topic Index Facts About Blood Blood Donations / Blood Banking Blood Transfusions Bone Marrow Transplantation Hematology & Blood Disorders Glossary Blood is the life-maintaining fluid that circula...
Immune (Idiopathic) Thrombocytopenic Purpura Immune (Idiopathic) Thrombocytopenic Purpura What is immune thrombocytopenic purpura (ITP)? ITP is a blood disorder characterized by an abnormal decrease in the number of platelets in the blood. Plat...
Iron-Deficiency Anemia Iron-Deficiency Anemia What is iron-deficiency anemia? The most common cause of anemia worldwide is iron deficiency. Iron is needed to form hemoglobin, part of red blood cells that carry oxygen and r...
Leukemia Index Leukemia Index There are several types of leukemias that require clinical care by a physician or other healthcare professional. Listed in the directory below are some, for which we have provided a br...
Lymphomas Lymphomas There are many types of lymphomas that require clinical care by a physician or other healthcare professional. Listed in the directory below are some, for which we have provided a brief over...
Non-Hodgkin Lymphoma Non-Hodgkin Lymphoma What is non-Hodgkin lymphoma? Non-Hodgkin lymphoma (NHL) is a cancer in the lymphatic system. The American Cancer Society estimates that there will be about 70,000 new cases of n...
Online Resources - Hematology and Blood Disorders Online Resources - Hematology and Blood Disorders This Web was compiled from a variety of sources including the online resources listed below, but is not intended to substitute or replace the profess...
Overview of Anemia Overview of Anemia What is anemia? Anemia is a common blood disorder that occurs when there are fewer red blood cells than normal, or there is a low concentration of hemoglobin in the blood. Hemoglob...
Overview of Leukemias Overview of Leukemias What is leukemia? Leukemia is cancer of the blood cells--usually the white blood cells. Leukemic cells look different than normal cells and do not function properly. What are th...
Polycythemia Vera Polycythemia Vera What is polycythemia vera? Polycythemia vera is a rare blood disorder in which there is an increase in all blood cells, particularly red blood cells. The increase in blood cells mak...
Sickle Cell Disease Sickle Cell Disease What is sickle cell disease? Sickle cell disease is an inherited blood disorder characterized by defective hemoglobin (a protein in red blood cells that carries oxygen to the tiss...
Thalassemias Thalassemias Thalassemia is an inherited disorder that affects the production of normal hemoglobin (a type of protein in red blood cells that carries oxygen to the tissues in the body). Thalassemia i...
Thrombocythemia Thrombocythemia What is thrombocythemia? Thrombocythemia, also called primary or essential thrombocythemia, is a myeloproliferative disorder. It is characterized by the production of too many platele...
Thrombosis Thrombosis What is thrombosis? Thrombosis occurs when clots obstruct or block veins (blood vessels that carry blood from the body back into the heart) or arteries (blood vessels that carry oxygenated...
Topic Index - Hematology and Blood Disorders Topic Index - Hematology and Blood Disorders Hematology & Blood Disorders Home Facts About Blood Blood Donations / Blood Banking Blood Transfusions Bone Marrow Transplantation Blood Disorders Ane...