open biopsy

o·pen bi·op·sy

surgical incision or excision of the region from which the biopsy is taken.

open biopsy

A biopsy in which the lesion is excised under direct visual examination during an open surgical procedure. See Biopsy.

o·pen bi·op·sy

(ō'pĕn bī'op-sē) Biopsy requiring a surgical incision.