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-itol

Suffix for names of alcohols with more than one hydroxyl group.

Ito nevus

(ē′tō) A cutaneous lesion resembling the Mongolian spot over the shoulders, supraclavicular areas, sides of the neck, scapula areas, and upper arms. It is present at birth and tends to disappear with time, usually by age 4 or 5. Although cosmetically undesirable to some, the lesion is benign.

ITP

1. idiopathic thrombocytopenic purpura. 2. immune thrombocytopenic purpura.

IU

immunizing unit; international unit.

IUCD

Intrauterine contraceptive device.

IUD

Intrauterine contraceptive device.

IUFD

intrauterine fetal death.

IUGR

intrauterine growth retardation.

-ium

[L. -ium, neuter noun suffix] 1. A suffix used in chemistry for names of elements, e.g., einsteinium. 2. A suffix used as a Latinization of the Greek suffix -ion, e.g., endoneurium.

IUPAC

International Union of Pure and Applied Chemistry.

IUPC

Intrauterine pressure catheter.

IV

intravenous(ly).

IVC

intravenous cholangiography.

IVCD

intraventricular conduction defect.

IVF

in vitro fertilization.

IVIG, IGIV

intravenous immune globulin; intravenous immunoglobulin.

IVP

intravenous pyelogram.

IV push

The administration of medicine intravenously by injection. The rate of injection is determined by the type of medication being administered and by the patient's response.

IVT

intravenous transfusion.

IVU

intravenous urography.

IVUS

Intravascular ultrasound.

Ivy loop wiring

(ī′vē) [Robert Henry Ivy, Brit.-born U.S. oral surgeon, 1881–1974] The placement of wire around adjacent teeth to provide an attachment site for rubber bands.

Ivy method

(ī′vē) [Andrew Conway Ivy, U.S.physiologist, 1893–1978.] SEE: bleeding time.

Ixodes

(ik″sō′dēz″) [Gr. ixōdēs, sticky, clammy, like birdlime] A genus of hardbodied ticks of the family Ixodidae, many of which are parasitic on humans and animals. In the U.S., Ixodes ticks are vectors for several severe illnesses, including anaplasmosis, babesiosis, and Lyme disease.

I. dammini I. scapularis.

I. pacificus A species found in the western U.S and a vector of Borrelia, the ...

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