biopsy

1. Process of removing tissue from patients for diagnostic examination. 2. A specimen obtained by b.. [bio- + G. opsis, vision]
- aspiration b. SYN: needle b..
- brush b. obtained by abrading the surface of a lesion with a brush to obtain cells and tissue for microscopic examination.
- chorionic villus b. transcervical or transabdominal sampling of the chorionic villi for genetic analysis.
- endoscopic b. b. obtained by instruments passed through an endoscope or obtained by a needle introduced under endoscopic guidance.
- excision b. excision of tissue for gross and microscopic examination in such a manner that the entire lesion is removed.
- fine needle b. the aspiration and removal of tissue or suspensions of cells through a small needle.
- incision b. removal of only a part of a lesion by incising into it.
- needle b. any method in which the specimen for b. is removed by aspirating it through an appropriate needle or trocar that pierces the skin, or the external surface of an organ, and into the underlying tissue to be examined. SYN: aspiration b..
- open b. surgical incision or excision of the region from which the b. is taken.
- punch b. any method that removes a small cylindrical specimen for b. by means of a special instrument that pierces the organ directly or through the skin or a small incision in the skin. SYN: trephine b..
- sentinal node b. b. preceded by injection of a dye or radioisotope proximal to a tumor to identify for excision the primary node draining the area; used to determine the extent of spread of a malignancy.
- shave b. a b. technique performed with a surgical blade or a razor blade; used for lesions that are elevated above the skin level or confined to the epidermis and upper dermis, or to protrusions of lesions from internal sites.
- sponge b. abrasion of a lesion with a suitable sponge.
- trephine b. SYN: punch b..

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bi·op·sy 'bī-.äp-sē n, pl -sies the removal and examination of tissue, cells, or fluids from the living body
biopsy vt, -sied; -sy·ing to perform a biopsy on <the intestinal polyps were removed and biopsied>

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n.
the removal of a small piece of living tissue from an organ or part of the body for microscopic examination. Biopsy is an important means of diagnosing cancer from examination of a fragment of tumour. It is often carried out with a special hollow needle, inserted into the liver, kidney, or other organ, with relatively little discomfort to the patient.

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bi·op·sy (biґop-se) [bio- + Gr. opsis vision] the removal and examination, usually microscopic, of tissue from the living body, performed to establish precise diagnosis.

Medical dictionary. 2011.

Look at other dictionaries:

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  • biopsy — [bī′äp΄sē] Med. n. pl. biopsies [< BI(O) + OPSIS] the removal of living tissue from the body for diagnostic examination vt. biopsied, biopsying to perform a biopsy on …   English World dictionary

  • biopsy — biopsy. См. биопсия. (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.

  • biopsy — (n.) 1895, from Fr. biopsie, coined by French dermatologist Ernest Besnier (1831 1909) from Gk. bi comb. form of bios life (see BIO (Cf. bio )) + opsis a sight (see EYE (Cf. eye)). As a verb, from 1964 …   Etymology dictionary

  • biopsy — ► NOUN (pl. biopsies) ▪ an examination of tissue taken from the body, to discover the presence, cause, or extent of a disease. ORIGIN from Greek bios life + opsis sight …   English terms dictionary

  • biopsy — /buy op see/, n., pl. biopsies, v., biopsied, biopsying. Med. n. 1. the removal for diagnostic study of a piece of tissue from a living body. 2. a specimen obtained from a biopsy. v.t. 3. to remove (living tissue) for diagnostic evaluation. [1890 …   Universalium

  • biopsy — The removal of cells or tissues for examination by a pathologist. The pathologist may study the tissue under a microscope or perform other tests on the cells or tissue. When only a sample of tissue is removed, the procedure is called an… …   English dictionary of cancer terms

  • biopsy — noun Biopsy is used before these nouns: ↑procedure, ↑sample Biopsy is used after these nouns: ↑bowel, ↑liver, ↑lung, ↑needle …   Collocations dictionary

  • biopsy — UK [ˈbaɪɒpsɪ] / US [ˈbaɪˌɑpsɪ] noun [countable] Word forms biopsy : singular biopsy plural biopsies medical a medical test in which cells are taken from your body and examined to find out if they are healthy …   English dictionary

  • biopsy — noun (plural sies) Etymology: International Scientific Vocabulary 2bi + opsy (as in autopsy) Date: 1895 the removal and examination of tissue, cells, or fluids from the living body • biopsy transitive verb …   New Collegiate Dictionary


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