: A chemotherapy technique that may be used when melanoma occurs on an arm or leg. The flow of blood to and from the limb is stopped for a while with a tourniquet, and anticancer drugs are put directly into the blood of the limb. This allows the patient to receive a high dose of drugs in the area where the melanoma occurred.
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1. The act of perfusing. 2. The flow of blood or other perfusate per unit volume of tissue, as in ventilation/p. ratio.
- regional p. p. of part of the body, especially a limb, and particularly with chemotherapeutic agents, for treatment of a malignant tumor, primary, recurrent, or metastatic.

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per·fu·sion -'fyü-zhən n an act or instance of perfusing specif the pumping of a fluid through an organ or tissue <believes that intermittent better and safer than continuous \perfusion (Yr. Bk. of Urology)>

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1. the passage of fluid through a tissue, especially the passage of blood through the lung tissue to pick up oxygen from the air in the alveoli, which is brought there by ventilation, and release carbon dioxide. If ventilation is impaired deoxygenated venous blood is returned to the general circulation. If perfusion is impaired insufficient gas exchange takes place.
2. the deliberate introduction of fluid into a tissue, usually by injection into the blood vessels supplying the tissue.

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per·fu·sion (pər-fuґzhən) 1. the act of pouring over or through, especially the passage of a fluid through the vessels of a specific organ. 2. a liquid poured over or through an organ or tissue.

Medical dictionary. 2011.

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Look at other dictionaries:

  • PERFUSION — PERFUSI Injection continue d’un liquide dans un vaisseau sanguin, la perfusion se pratique ordinairement par la voie veineuse. Chez le grand enfant et chez l’adulte, on utilise surtout les veines superficielles des membres; chez le nourrisson,… …   Encyclopédie Universelle

  • perfusión — f. terap. Introducción de líquidos terapéuticos de forma lenta y prolongada, generalmente por vía venosa. Medical Dictionary. 2011. perfusión …   Diccionario médico

  • perfusion — 1570s, from M.Fr. perfusion, from L. perfusionem (nom. perfusio) a pouring over, from pp. stem of perfundere pour out, from per throughout (see PER (Cf. per)) + fundere pour (see FOUND (Cf. found) (2)) …   Etymology dictionary

  • perfusión — sustantivo femenino 1. Área: medicina Administración terapéutica de un medicamento de forma intravenosa o en el interior de una cavidad orgánica: El médico aconsejó la perfusión de un antibiótico en el suero. 2. Área: medicina Uso/registro …   Diccionario Salamanca de la Lengua Española

  • Perfusion — Per*fu sion, n. [L. perfusio.] The act of perfusing. [1913 Webster] …   The Collaborative International Dictionary of English

  • perfusion — perfusion. См. перфузия. (Источник: «Англо русский толковый словарь генетических терминов». Арефьев В.А., Лисовенко Л.А., Москва: Изд во ВНИРО, 1995 г.) …   Молекулярная биология и генетика. Толковый словарь.

  • Perfusion — (v. lat.), Begießung, Übergießung …   Pierer's Universal-Lexikon

  • Perfusion — Perfusiōn (lat.), Begießung, Übergießung …   Kleines Konversations-Lexikon

  • perfusión — 1. f. Acción y efecto de perfundir. 2. Baño, untura …   Diccionario de la lengua española

  • Perfusion — In physiology, perfusion is the process of nutritive delivery of arterial blood to a capillary bed in the biological tissue. The word is derived from the French verb perfuser meaning to pour over or through. Tests of adequate perfusion are a part …   Wikipedia

  • Perfusion — Die Perfusion, auch Organperfusion, ist die Durchströmung eines Hohlorgans oder der Blutgefäße mit einer Flüssigkeit oder Körperflüssigkeit. Der Begriff wird vorrangig in Verbindung mit Nahrung, der Reinigung von Gewebe und dem Blutkreislauf… …   Deutsch Wikipedia

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