What is biopsy?

Biopsy is the removal and examination of tissue from the living body for the purpose of diagnosis.
brush b. Removal of cells with a brush-tipped instrument; the cells of interest are
entrapped in the bristles by manipulating the instrument against the suspected area of disease.
endoscopic b. Biopsy performed with a viewing instrument equipped with an attachment, either a forceps or a brush, for removing tissue or cells, respectively, from the lining of a hollow organ.
excisional b. The removal of an entire lesion and a margin of surrounding normal tissue for gross and microscopic examination.
fine needle b. Aspiration of body tissues or fluids with a suspension of cells through a fine needle; may be obtained from body cavities, bone marrow, solid tumors, or organs.
large-core needle b. Removal of tissues with a large-core needle; often used to obtain breast tissue from women whose mammogram shows irregularities.
needle b. Any biopsy in which biopsy material is sucked out through a needle. Also called aspiration biopsy.
open b. Biopsy carried out during a surgical operation so that the organ may be visualized at the time of biopsy; performed when there is a need to avoid dangerously close structures, to ascertain proper sampling, or to avoid undue bleeding.
punch b. Removal of a plug of tissue by pressing down and twisting a special cutting instrument with a cylindrical sharp end.
shave b. Biopsy in which a scalpel is used to cut through the base of an elevated lesion
in one smooth motion.
surface b. Examination of cells scraped from a surface.
timed endometrial b. In artificial insemination, a biopsy of the endometrium
performed approximately in mid-cycle to determine whether the endometrium is in its secretory phase, capable of participating in implantation of the fertilized egg.

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