DefinitionBy Mayo Clinic staff
A breast biopsy is procedure to remove a small sample of breast tissue for laboratory testing. Breast biopsy is considered the best way to evaluate a suspicious area in your breast to determine if it is breast cancer. There are several types of breast biopsy procedures.
A breast biopsy provides a sample of tissue that doctors use to diagnose and identify abnormalities in the cells that make up breast lumps or other unusual breast changes. And, a breast biopsy can help determine whether or not you need additional surgery or other treatment.
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