A 43-year-old man has suspected malignant melanoma. To confirm the diagnosis, a small piece of a suspicious mole was removed from his thigh for microscopic examination. This is called a:

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The removal of a small piece of tissue for microscopic examination is called a biopsy, which is a common method used to confirm the diagnosis of cancer. Cryosurgery is the use of extreme cold to freeze and destroy abnormal tissues, dermabrasion is a surgical procedure that involves the removal of the outer layers of skin, and laceration refers to a cut caused by a sharp object. None of these options are related to the diagnostic process of a suspicious mole.

A 43-Year-Old Man Has Suspected Malignant Melanoma