BACKGROUND AND PURPOSE: To our knowledge, no large-scale studies comparing the
accuracy of CT angiography (CTA) to intraarterial digital subtraction angiography (DSA) of …

BACKGROUND AND PURPOSE: Although digital subtraction angiography (DSA) provides
excellent visualization of the intracranial vasculature, it has several limitations. Our purpose …

BACKGROUND AND PURPOSE: MR angiography is primarily and increasingly used to
assess intracranial arterial stenoocclusion. However, MR angiography can cause …

Background and Purpose—Digital subtraction angiography (DSA) is regarded as the gold
standard in assessing degree of stenosis in intracranial vessels. However, it is invasive and …

Background and Purpose—To review the literature on the diagnostic accuracy of computed
tomographic angiography (CTA) compared with arteriography/intra-arterial digital …

BACKGROUND AND PURPOSE: Compared with the single-detector technique, multi-
detector row CT angiography permits larger anatomic coverage that includes both the …

BACKGROUND AND PURPOSE: To compare multisection CT angiography (CTA) analyzed
with source/maximum intensity projection (MIP) images as well as semiautomated vessel …

PURPOSE To determine whether spiral CT angiography allows accurate, quantitative
evaluation of anatomic abnormalities, including detection of additional lesions, delineation …

Background Few studies to date have examined the accuracy of computed tomographic
angiography (CTA) compared to digital subtraction angiography (DSA) in diagnosing …

BACKGROUND AND PURPOSE: Although digital subtraction angiography (DSA) is the
reference standard for assessing carotid arteries, it is uncomfortable for patients and has a …