• You will have to remove any jewelry and other items that might obstruct the process. If you use glasses, dentures, or hearing aids, you may wear them.
• You'll take off everything up to your waist and be given a gown to wear.
• On your left side, you will lie on a bed or table. For support, place a pillow or wedge behind your back.
• You will be wired up to an ECG monitor, which uses tiny, adhesive electrodes to track the heart's electrical activity and keep an eye on it throughout the procedure. The images on the echocardiogram monitor will be contrasted with the ECG tracings, which document the heart's electrical activity.
• The technologist will place warmed gel on your chest and then place the transducer probe on the gel. You will feel a slight pressure as the technologist positions the transducer to get the desired images of your heart.

For transthoracic echo tests, there are no such precautions to take. Still, for a transesophageal echocardiogram, you may have to fast for several hours before performing the 2D echo test.

To detect any heart issues, a 2D echo test is performed.