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
How this information was developed to help you make better health decisions.
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.