Fine-needle aspiration is a method of collecting cells from the
breast, liver, mouth, neck, lymph nodes, genitals, respiratory tract, or
thyroid to look for signs of cancer, infection, or other conditions. During a
fine-needle aspiration, a health professional inserts a thin needle into a
suspicious lump and removes cells that are then examined under a
Sarah Marshall, MD - Family Medicine & C. Dale Mercer, MD, FRCSC, FACS - General Surgery
The Health Encyclopedia contains general health information. Not all treatments or services described are covered benefits for Kaiser Permanente members or offered as services by Kaiser Permanente. For a list of covered benefits, please refer to your Evidence of Coverage or Summary Plan Description. For recommended treatments, please consult with your health care provider.