No changes necessary. No changes necessary. You may be asked not to take this medication before the test. Put on surgical gown. Microphones on chest may feel cool at first.
Discomfort disappears when the test is finished.
Equipment used Electrodes. Electrodes to which conductive jelly has been applied are secured to your chest, left leg, back and nape of the neck or forehead. The number and placement of electrodes varies, depending on the system the doctor elects to use. You are instructed to breathe quietly. Avoid talking and remain still during the test.