Aneurysmal subarachnoid hemorrhage is diagnosed by computed tomography of the head and by CT angiography, catheter angiography, or both. Randomized trials suggest that aneurysms treatable by either ...

Dr. Rajiv Gupta: Computed tomographic (CT) angiography of the head and neck revealed extensively calcified plaque with severe stenosis of the distal right common carotid artery (CCA), extending ...

CT angiography only requires a few more minutes than the routine head CT usually obtained in newborns with suspicion of severe intracranial anomaly.

Lung evaluation by CT angiography is accurate for fast and early detection for COVID-19 infection in patients with acute ischemic stroke, researchers reported. “CTA of the head and neck done ...

To train and assess their deep-learning algorithm, they used 1068 head CT angiography images with reported cerebral aneurysms, acquired by four different scanners at two hospitals. Half of these CT ...

CT angiography and radiographic angiography were about equally adept at risk-stratifying patients with ... head-to-head multicenter comparison" of CCTA and QCA against what was taken as the ...

Each patient had a noninvasive CT angiogram followed by a traditional catheter-based coronary angiography. Within two months, each also had an exercise stress test. When researchers analyzed test ...

Neither computed tomography (CT) perfusion nor CT angiography meet the prespecified validation threshold as an ancillary test for death by neurologic criteria (DNC) in critically ill patients, ...

Healthcare professionals may also take an angiogram during cardiac catheterization, using contrast dye and imaging tests. Alternatively, they may inject the dye and take a CT scan without cardiac ...