role of fine-needle aspiration biopsy has been reduced lately due to its low sensitivity and specificity as well as a high rate of non-diagnostic, suspicious and false negative results. This method does not enable one to differentiate between in situ and invasive disease. Currently, fine-needle biopsy is recommended for cystic lesions, suspected of being recurrences in the chest wall, and lymph node metastases. Core-needle biopsy is the basic diagnostic method of breast lesions. According to the
Journal of Ultrasonography , ISSUE 71, 267–274
meta-analysis with 1,315 patients who underwent ultrasound-guided core needle biopsy of salivary glands (83% parotid gland biopsies), there was only one case of facial weakness due to local anesthesia of the facial nerve and only seven cases of local hematoma(5). These results suggest a superior tolerance of ultrasound-guided core needle biopsy in comparison to surgical biopsy.
Apart from being of diagnostic value, parotid gland biopsies may also play a role in predicting lymphoma development in SS
George A.W. Bruyn,
Journal of Ultrasonography , ISSUE 77, 125–127