Structural Heart Evaluation

What is it: Cardiac CT with iodine contrast injection is an important test to evaluate the aortic valve and arteries prior to performing a Transcatheter Aortic Valve Replacement (TAVR). For patients who have had insertion of the Watchman device into the left atrial appendage to prevent stroke associated with atrial fibrillation, cardiac CT with iodine contrast injection.

How it is done: A small intravenous catheter is placed in an arm vein. Prior to taking the x-rays, the technologist will ask you to stop breathing and not move for a few seconds. This is very important so we can get optimal images.

Does Insurance Cover this Test: Yes.

Preparation: Fasting is not required but do not have a heavy meal in the four hours prior to the exam. Drink fluids to hydrate. After the exam, drink 4-5 large glasses of water. Do not take caffeine on the day of the exam.
Premedication: Yes, if you have a history of allergy-like reactions to iodine-based contrast exams or if you had a reaction and cannot remember the details.

Evaluation of the aorta, pulmonary and carotid arteries

What is it: A CT scan with iodine-based contrast.

How is it done: A small intravenous catheter is placed in an arm vein. An iodine-based contrast solution is injected in a controlled and carefully time manner. Prior to taking the x-rays, the technologist will ask you to stop breathing and not move for a few seconds. This is very important so we can get optimal images.

Preparation: Fasting is not required but do not have a heavy meal in the four hours prior to the exam and hydrate well the day before and day of the exam. Wear loose fitting clothing without metal buttons You may be asked to have a kidney blood test.

Premedication: Yes, if you have a history of allergy-like reactions to iodine-based contrast exams or if you had a reaction and cannot remember the details.