After Angiography - Inpatients Head and Neck Angiography Thank you for choosing the University of Virginia Health System for your health care. This information will give you important instructions and should answer many of your questions.
Contrast dye is injected into a blood vessel and x-rays are taken.
These x-rays will show any changes in the shape of the vessel such as a blockage or widening of the vessel. You will need to stay overnight or a minimum of 6 hours after the arteriogram. What you may eat You should not eat any solid food or drink any fluids after midnight the night before your test. There is no limit on the amount of clear liquids you may drink after the arteriogram. Medicines Take prescribed medicines with water before coming to the hospital.