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Hematology
Hematology The study and treatment of blood and blood-forming tissues.
RELATED TERMS--------------------------------------
Blood
The life-maintaining fluid which is made up of plasma, red blood cells (erythrocytes), white blood cells (leukocytes), and platelets; blood circulates through the body's heart, arteries, veins, and capillaries; it carries away waste matter and carbon dioxide, and brings nourishment, electrolytes, hormones, vitamins, antibodies, heat, and oxygen to the tissues.
SIMILAR TERMS--------------------------------------
Hemabate
Hemabate is a prescription or over-the-counter drug which is (or once was) approved in the United States and possibly in other countries. Active ingredient(s): carboprost tromethamine.
Hemagglutination
The agglutination of red blood cells; may be immune as a result of specific antibody either for red blood cell antigens per se or other antigens which coat the red blood cells, or may be nonimmune as in hemagglutination caused by viruses or other microbes.
Hemagglutinin
A substance, antibody or other, that causes hemagglutination.
Hemangio
Blood vessel.
Hemangiosarcoma
Malignant tumor of a blood vessel.
Hematemesis
Vomiting blood.
Hematocrit
The volume percentage of erythrocytes in whole blood.
Hematoma
Swelling of effused blood beneath tissue surface.
Hematopoietic stem cell
A stem cell from which all red blood cells, white blood cells, and platelets develop.
Hematuria
The presence of blood in the urine.
PREVIOUS AND NEXT TERMS--------------------------------------
Hycodan
Hydrocodone (chemical synonym: dihydrocodeinone; trade names: Vicodin, Anexsia, Dicodid, Hycodan, Hycomine, Lorcet, Lortab, Norco, Tussionex) is an opioid derived from either of the natural occuring opiates -- codeine or thebaine. Hydrocodone is an orally active analgesic and antitussive Schedule II narcotic which is marketed in multi-ingredient Schedule III products. The therapeutic dose of 5 mg to 10 mg is pharmacologically equivalent to 30 to 60 mg of oral codeine.
Hycomine
Hydrocodone (chemical synonym: dihydrocodeinone; trade names: Vicodin, Anexsia, Dicodid, Hycodan, Hycomine, Lorcet, Lortab, Norco, Tussionex) is an opioid derived from either of the natural occuring opiates -- codeine or thebaine. Hydrocodone is an orally active analgesic and antitussive Schedule II narcotic which is marketed in multi-ingredient Schedule III products. The therapeutic dose of 5 mg to 10 mg is pharmacologically equivalent to 30 to 60 mg of oral codeine.
Hyperpigmentation
Post-inflammatory hyperpigmentation is an excessive skin darkening at places where the skin was inflamed.
Heroin
Heroin, a highly addictive drug derived from morphine, is obtained from the opium poppy. It is a "downer" that affects the brain's pleasure systems and interferes with its ability to perceive pain. Heroin can be injected into a vein (mainlining) or a muscle; smoked through a water pipe or standard pipe; mixed in a marijuana joint or regular cigarette; inhaled as smoke through a straw (chasing the dragon) or as powder through the nose. Heroin is also known as smack, horse, brown sugar, junk, big H, and dope. It is fast-acting, especially when injected or smoked.
HMO
Health maintenance organization.A type of medical insurance coverage which specifically states which doctors and medical institutions patients may use and which medical tests and procedures will be paid for by the HMO
Hematology
Hyperthermia
The treatment of cancers with heat.
Headache-primary
Includes tension (muscular contraction), vascular (migraine), and cluster headaches not caused by other underlying medical conditions.
Headache-secondary
Includes headaches that result from other medical conditions. These may also be referred to as traction headaches or inflammatory headaches.
Halitosis
Bad breath of oral or gastrointestinal origin.
Heimlich Maneuver
Techinque employed by rescuer for obstruction of victim's airway.
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