Medical Dictionary Definitions A-Z List
Medical Dictionary Definitions A - Z - «I»:
ITN: Insecticide-treated bednet. "Provision of insecticide-treated bednets (ITNs) is universally accepted as an efficacious and essential public health service in most parts of sub-Saharan Africa endemic for malaria." (H Guyatt and S Ochola, Lancet 2003;362:1549) See: Bednet....
ITP: 1. Idiopathic thrombocytopenic purpura. (Original use.)
2. Immune thrombocytopenic purpura. (Newer use).
Note: Immune thrombytopenic purpura is now the preferred designation for the disease. It specifies the immune nature of the disease. And it includes the cases of the disease with known ...
IU (international unit)
IU (international unit): An international unit (IU) is an internationally accepted amount of a substance. This type of measure is used for the fat-soluble vitamins (such as vitamins A, D and E) and certain hormones, enzymes, and biologicals (such as vaccines).
The definition of an international ...
IUD (intrauterine contraceptive device)
IUD (intrauterine contraceptive device): A device inserted
into the uterus (womb) to prevent conception (pregnancy). The IUD can
be a coil, loop, triangle, or T-shape. It can be plastic or metal.
An IUD is inserted into the uterus by a health-care professional.
Of two types of IUDs approved in t...
IUGR: 1. Originally, intrauterine growth retardation.
2. More recently, intrauterine growth restriction. ...
IV (intravenous): Within a vein. IV is the abbreviation for
The word "intravenous" is quite properly an adjective. In this
guise, it entered the English language around 1849. It means,
according to Merriam Webster's Collegiate Dictionary, "situated,
performed, or occurring within...
IV cholangiogram: See: Intravenous cholangiogram....
IVC: 1. Intravenous cholangiogram, an X-ray study of the gallbladder.
2. Inferior vena cava, the largest vein coming up below the heart to it. As an IVC filter....
IVF: In vitro fertilization, a laboratory procedure in which sperm are placed with an unfertilized egg in a Petri dish to achieve fertilization. The embryo is then transferred into the uterus to begin a pregnancy or cryopreserved (frozen) for future use. IVF was originally devised to permit women w...