Ct angiography combines a ct scan with the injection of dye this technique is able to create pictures of the blood vessels in the chest and upper abdomen ct stands for computed tomography. Ct angiography of the heart is a useful way of detecting blocked coronary arteries ct angiography may also cost less than catheter angiography no radiation remains in a patients body after a ct examination x rays used in ct scans should have no immediate side effects risks most patients complete ct angiography with no adverse events. Definitionct angiography combines a ct scan with the injection of dye this technique is able to create pictures of the blood vessels in the chest and upper abdomen ct stands for computed tomography. A computerized tomography ct coronary angiogram is an imaging test that looks at the arteries that supply blood to your heart it might be used to diagnose the cause of chest pain or other symptoms a ct coronary angiogram relies on a powerful x ray machine to produce images of your heart and its blood vessels. Ct pulmonary angiogram ctpa is a medical diagnostic test that employs computed tomography ct angiography to obtain an image of the pulmonary arteriesits main use is to diagnose pulmonary embolism pe it is a preferred choice of imaging in the diagnosis of pe due to its minimally invasive nature for the patient whose only requirement for the scan is an intravenous line
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