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Biopsy

Definition(s)

Removal and pathologic examination of specimens in the form of small pieces of tissue from the living body.: Definition from: Unified Medical Language System (MeSH) at the National Library of Medicine
The removal of cells or tissues for examination under a microscope. When only a sample of tissue is removed, the procedure is called an incisional biopsy or core biopsy. When an entire lump or suspicious area is removed, the procedure is called an excisional biopsy. When a sample of tissue or fluid is removed with a needle, the procedure is called a needle biopsy or fine-needle aspiration.: Definition from: Unified Medical Language System (Physician Data Query) at the National Library of Medicine


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