Put on surgical gown. You may be uncomfortable for 35 to 45 minutes when you assume positions technician requests. Lie as still as possible, or the test may need to be repeated. Examining rooms are frequently uncomfortably cool when you disrobe for the examination. Ask for a blanket if you are cold.
Discomfort disappears when the test is finished.
Equipment used Sterile gloves. Alcohol or iodine solution. Sterile syringe and needle. Syringe for removing fluid. Sterile specimen bottle or tube.