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vena caval syndrome

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(vē′nă kā′văl) Supine hypotensive syndrome.

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venacavography

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(vē″nă-kav-og′ră-fē) [vena cava + -graphy] Radiography of the vena cava during the injection of a contrast medium.

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venae comitantes

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(vē″nē kō″mĭ-tăn′tēz) [L.] Two or more veins accompanying an artery. They are usually present with the deep arteries of the extremities.

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venation

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(vē-nā′shŏn, ven-ā′shŏn) The distribution of veins to an organ or structure.

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vendor

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(ven′dŏr) [L. vendor, seller] Any person or company that designs, develops, sells, and/or supports goods or services to or for another party.

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venectasia

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(vē″nek-tā′zē-ă, vē″nek-tā′zh(ē-)ă) [vena + ectasia] Varicosity (1).

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veneer

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(vĕ-nēr′) In dentistry, a man-made material, such as porcelain, that can be bonded to the surface of a tooth. It is used for cosmetic reasons.

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venepuncture

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(vĕn′ē-pŭnk″chūr) [L. vena, vein, + punctura, a point] Venipuncture.

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venereal

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(vē-nē′rē-ăl) [L. venereus] Pert. to or resulting from sexual intercourse.

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venereal disease

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SEE: sexually transmitted disease.

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venereologist

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(vē-nēr″ē-ŏl′ō-jĭst) [″ + Gr. logos, word, reason] A doctor who specializes in the treatment of sexually transmitted diseases.

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venereology

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(vē-nēr″ē-ŏl′ō-jē) The scientific study and treatment of sexually transmitted diseases.

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venesection

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(vĕn″ĕ-sĕk′shŭn) [L. vena, vein, + sectio, a cutting] Surgical opening of a vein for withdrawal of blood. SYN: phlebotomy.

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venin, venene

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(ven′ĭn, ve″nēn′) [ven(om) + -in] [L. venenum, poison] Any of the toxic substances in snake venom.

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venipuncture

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(vĕn′ĭ-pŭnk″chūr) [L. vena, vein, + punctura, a point] Puncture of a vein, typically to obtain a specimen of blood. The pain of venipuncture may be diminished by several methods, including application of cold to the area just prior to the puncture; injection of sterile, normal saline intracutaneously to produce blanching of the site; and use of a local anesthetic to produce a wheal at the site. SEE: intravenous infusion; illus.

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VENIPUNCTURE

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Antecubital area of arm showing proper veins for venipuncture

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venisuture

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(vĕn′ĭ-sū″chūr) [″ + sutura, a seam] Suture of a vein. SYN: phleborrhaphy.

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venlafaxine

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(vĕn-lă-făk′sēn″) An antidepressant that works by inhibiting serotonin and norepinephrine reuptake, thereby improving mood.

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veno-, ven-, veni-

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[L. vena, vein] Prefixes meaning vein or the vena cava.

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venocavogram

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(vē″nō-kav′ŏ-gram″) ...

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