CT angiography is a very accurate diagnostic method for the examination of arteries combined with CT (Computed tomography) scan with a dye agent injected in an IV line in hand or arm.
0.5 to 1 hour
With this method, the condition of the patient's arteries and the percentage of their stenosis can be so well-determined, that the doctor can choose the type of treatment for patient’s condition with confidence. It is a cost reductive diagnostic way, which reduces complications after surgery. With this method, doctors can assure a shorter hospitalization for the problem. This kind of angiography does not need any catheter insertion which make it easier and more tolerable, it can take pictures from any artery such as brain, neck, heart, chest, abdomen (such as the kidneys and liver), pelvis, legs and hands. It also can give more precise anatomical detail, especially in small vessels.
Sometimes the angiography should be done in emergency cases but if it is scheduled from before, the medical team asks about medical history, allergies. They take some special tests and the doctor will adjust the medicines such as insulin. Patients should not eat or drink from the midnight before the procedure. The doctor will give the patient some special medications to take before the procedure such as beta blockers or nitroglycerin.
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