Medical Dictionary

intervention

play
noun in·ter·ven·tion \ ˌint-ər-ˈven-chən \

medical Definition of intervention

:the act or fact or a means of interfering with the outcome or course especially of a condition or process (as to prevent harm or improve functioning)
  • Many patients with a flail mitral leaflet present with acute severe mitral regurgitation and pulmonary edema, requiring prompt surgical intervention.
  • —Catherine M. OttoThe Journal of the American Medical Association14 Aug. 2013
  • Another helpful postpartum intervention is the inexpensive, uterine-contracting drug misoprostol, which has been shown by research in India to prevent up to half of all postpartum hemorrhaging if administered within a few minutes after delivery.
  • —Judith F. HelznerMs. MagazineSummer 2008

intervene

play \-ˈvēn\ intransitive verb -vened; intervening
    • Chemoprevention is the attempt to use natural and synthetic compounds to intervene in the early precancerous stages of carcinogenesis, before invasive disease begins.
    • —Peter GreenwaldScientific AmericanSeptember 1996

interventional

play \-ˈvench-(ə-)nəl\ adjective
    • Interventional radiologists perform surgery guided by X-ray images to stop bleeding from the intestines, prevent some strokes and treat other problems.
    • —Lawrence K. AltmanThe New York Times19 June 2007
    • … these agents are given while preparations for thrombolytic therapy or interventional cardiac catheterization are being made.
    • —E. William HancockScientific American BulletinNovember 1994

interventionist

play \-ˈven-chə-nist\ noun or adjective
    • Stange et al. recently discovered that family physicians are more interventionist in their screening than the U.S. Preventive Services Task Force recommends.
    • —John M. LeeThe New England Journal of Medicine11 Feb. 1993


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