- * * *1. The formation and release of an embolus into the circulation. 2. Therapeutic introduction of various substances into the circulation to occlude vessels, either to arrest or prevent hemorrhaging, to devitalize a structure, tumor, or organ by occluding its blood supply, or to reduce blood flow to an arteriovenous malformation.
* * *em·bo·li·za·tion or Brit em·bo·li·sa·tion .em-bə-lə-'zā-shən n the process by which or state in which a blood vessel or organ is obstructed by the lodgment of a material mass (as an embolus) <pulmonary \embolization> <\embolization of a thrombus> also an operation in which pellets are introduced into the circulatory system in order to induce embolization in specific abnormal blood vessels
* * *n.the introduction of embolic material to reduce or completely obstruct bloodflow in such conditions as congenital arteriovenous malformations (see angioma), angiodysplasia, malignant tumours, or arterial rupture. Under X-ray screening control, a cannula is inserted into the artery supplying the affected area and occluding material, such as microspheres, metallic coils, or PVA (polyvinyl alcohol) foam, is injected. The procedure may treat the underlying problem or simplify subsequent surgery. See also bilateral uterine arterial embolization.
* * *em·bo·li·za·tion (em″bə-lĭ-zaґshən) 1. the process or condition of becoming an embolus. 2. therapeutic introduction of a substance into a vessel in order to occlude it; called also embolotherapy.
Medical dictionary. 2011.
Look at other dictionaries:
Embolization — is a non surgical, minimally invasive procedure performed by an interventional radiologist and interventional neuroradiologists. It involves the selective occlusion of blood vessels, by purposely introducing emboli.Therapeutic… … Wikipedia
embolization — (Amer.) n. condition or process in which a blood vessel or an organ is clogged by a blood clot or other obstruction (also embolisation) … English contemporary dictionary
embolization — therapeutic embolization; n. the introduction of embolic material to reduce or completely obstruct blood flow in such conditions as congenital arteriovenous malformations (see angioma), angiodysplasia, malignant tumours, or arterial rupture.… … The new mediacal dictionary
embolization — ˌembələ̇ˈzāshən, ˌlīˈz noun ( s) : the condition of being embolized pulmonary embolization or of embolizing embolization of a thrombus … Useful english dictionary
embolization — The blocking of an artery by a clot or foreign material. Embolization can be done as treatment to block the flow of blood to a tumor … English dictionary of cancer terms
embolization — noun Date: 1942 the process or state in which a blood vessel or organ is obstructed by the lodgment of a material mass (as an embolus) … New Collegiate Dictionary
embolization — /em beuh leuh zay sheuhn/, n. obstruction of a blood vessel or organ by an embolus. [1945 50; EMBOL(US) + IZATION] * * * … Universalium
embolization — noun A nonsurgical, minimally invasive procedure that effects the selective occlusion of blood vessels by purposely introducing emboli … Wiktionary
embolization — or embolisation ˌɛmbəlʌɪ zeɪʃ(ə)n noun Medicine the formation of an embolus … English new terms dictionary
embolization — em·bo·li·za·tion … English syllables