Ultrasound-guided core biopsy in the diagnosis of parotid neoplasia: an overview and update with a review of the literature.

Objective: Accurate diagnosis of parotid neoplasia is a key to determine the most appropriate patient management choice, including the need for surgery. This review provides an update of the literature on current practice and outcomes of parotid tissue sampling techniques, with an emphasis on ultrasound-guided core biopsy (USCB) and comparison with fine needle aspiration cytology (FNAC).

Methods: A literature review of EMBASE, Medline, PubMed and Google Scholar was conducted.