CT angiography is highly accurate, but cerebral aneurysms can be overlooked on the initial assessment due to their small size and the complexity of the blood vessels in the brain, they said.

Qualitative whole-brain CT perfusion achieved 93.6% sensitivity and 92.3% specificity. CT angiography sensitivity ranged from 75.5–87.3%, while specificity held near 90% across scales.

CT scans offer one way to learn more about the location, size, and shape of a brain aneurysm. A brain aneurysm is a weak or very thin spot on an artery in the brain that bulges out and fills with ...

A powerful type of artificial intelligence known as deep learning can help physicians detect potentially life-threatening cerebral aneurysms on CT angiography, according to a new study.

The average brain dose per head or neck CT in 2012-2014, 38 mGy, was associated with excess brain cancer risk compared with a brain dose of 0 mGy (RR 1.5, 95% CI 1.2-2.0).

How the test works: A small blood sample is taken from a person's arm Plasma is extracted and inserted into the handheld instrument In less than 15 minutes, the test will tell doctors if a CT or ...

With coronary CT angiography, coronary revascularization at 1 year was predicted both by obstructive CAD (HR 1.70, 95% CI 1.47-1.97) and nonobstructive CAD (HR 1.17, 95% CI 1.04-1.33) versus no CAD.

Reviewed by Danielle Ellis, B.Sc. Sep 24 2021 Adelaide company Micro-X (MX1) has started developing a small CT brain scanner that can be fitted in ambulances and emergency aircraft.

For every 10,000 children who received one head CT examination, about one radiation-induced brain cancer is expected during the 5–15 years following the CT examination, researchers warn.

Moliterno, who began training in brain surgery in 2005, has been in full-time practice since 2013. The type of tumor, which had been biopsied, was inconclusive, and Moliterno still refers to it ...