computed tomography angiography


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computed tomography angiography (CTA),

computer-processed angiogram made from a series of CT images after injection of a contrast medium intravenously; may be maximum intensity projection (q.v.).
See also: projection angiogram.

computed tomography angiography

the use of computed tomography to visualize the blood vessels of the heart.

com·pu·ted to·mog·ra·phy an·gi·og·ra·phy

(CTA) (kŏm-pyūtĕd tŏ-mogră-fē an-jē-ogră-fē)
Computer-processed angiogram made from a series of CT images after injection of a contrast medium intravenously.
See also: projection angiogram
References in periodicals archive ?
of CTA procedures 1080 1500 720 requiring contrast (per year) Average percentage of CTA 15% 15% 15% studies requiring contrast Average contrast cost savings $12 $12 $12 per procedure Average contrast cost $12,960 $18,000 $8640 savings (per year) CTA = computed tomography angiography Table 3.
Procurement Service and Preventive Maintenance and Operative Parts Included Computed Tomography Angiography Equipment Under Specification
The findings echo those of the recent Coronary Artery Evaluation Using 64-Row Multidetector Computed Tomography Angiography (CORE-64) trial, in which CT angiography had a 91% positive predictive value and an 83% negative predictive value for identifying significant coronary artery stenoses.
For the Coronary Artery Evaluation Using 64-Row Multidetector Computed Tomography Angiography (CORE-64) Trial, researchers at nine international centers studied 291 patients who were scheduled to undergo invasive coronary angiography for suspected or unknown coronary artery disease.
Computed tomography angiography and CTV are quickly replacing catheter angiography and venography in the evaluation of the more proximal segments of arterial vessels (1-3) (Figure 1) and of the larger venous structures.
At present, computed tomography angiography (CTA) and virtual colonoscopy are the most promising applications," notes Frost & Sullivan Research Analyst Divya B.
The vessel cutoff sign is depicted at the origin of the common hepatic artery (CHA) on the coronal MIP reconstructed computed tomography angiography (Fig.
Castro Valley Advanced Medical Imaging will also offer a cardiovascular computed tomography angiography (CVCTA) program, aimed at providing high-resolution, in-depth cardiac studies, which analyze and reveal detailed information about heart function.
This FDA-cleared, unique-contrast delivery feature is intended to change the practice of computed tomography angiography (CTA) dosing.
Computed Tomography Angiography (CTA): CTA is a process of visualising human arteries using CT technology.

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