What is ct angiography angiography is a minimally invasive medical test that helps physicians diagnose and treat medical conditions angiography uses one of three imaging technologies and in most cases a contrast material injection is needed to produce pictures of blood vessels in the body angiography is performed using. 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. 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. 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. What is a cta of the chest ct scanning often referred to as a cat computerized axial tomography scan is a noninvasive x ray test that is used to diagnose a variety of medical conditions
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