CT brain perfusion protocol to eliminate the need for selecting a venous output function
BACKGROUND AND PURPOSE: In CTP, an arterial input function is used for cerebral blood
volume measurement. AIFs are often influenced by partial volume effects resulting in …
volume measurement. AIFs are often influenced by partial volume effects resulting in …
Influence of partial volume on venous output and arterial input function
I Van der Schaaf, EJ Vonken… - American journal …, 2006 - Am Soc Neuroradiology
BACKGROUND: CT perfusion (CTP) is an important diagnostic tool for the imaging of
cerebral hemodynamics. To obtain quantitative values of cerebral blood volume (CBV) …
cerebral hemodynamics. To obtain quantitative values of cerebral blood volume (CBV) …
[HTML][HTML] Comparison of partial volume effects in arterial and venous contrast curves in CT brain perfusion imaging
Purpose In brain CT perfusion (CTP), the arterial contrast bolus is scaled to have the same
area under the curve (AUC) as the venous outflow to correct for partial volume effects (PVE) …
area under the curve (AUC) as the venous outflow to correct for partial volume effects (PVE) …
Cerebral perfusion computerized tomography: influence of reference vessels, regions of interest and interobserver variability
JF Soustiel, N Mor, M Zaaroor, D Goldsher - Neuroradiology, 2006 - Springer
Introduction There are still no standardized guidelines for perfusion computerized
tomography (PCT) analysis. Methods A total of 61 PCT studies were analyzed using either …
tomography (PCT) analysis. Methods A total of 61 PCT studies were analyzed using either …
The effect of scan interval and bolus length on the quantitative accuracy of cerebral computed tomography perfusion analysis using a hollow-fiber phantom
H Hashimoto, K Suzuki, E Okaniwa, H Iimura… - … physics and technology, 2018 - Springer
The shuttle scan technique is expected to extend scan range in cerebral computed
tomography (CT) perfusion by 16-or 64-row multidetector CT (MDCT), but it may affect …
tomography (CT) perfusion by 16-or 64-row multidetector CT (MDCT), but it may affect …
Quantitative cerebral blood flow measurement with dynamic perfusion CT using the vascular-pixel elimination method: comparison with H215O positron emission …
K Kudo, S Terae, C Katoh, M Oka… - American journal …, 2003 - Am Soc Neuroradiology
BACKGROUND AND PURPOSE: Blood vessels are usually conspicuous on dynamic CT
perfusion images. The presence of large vessels may lead to overestimation of the …
perfusion images. The presence of large vessels may lead to overestimation of the …
Use of time attenuation curves to determine steady-state characteristics before C-arm CT measurement of cerebral blood volume
J Caroff, P Jittapiromsak, D Ruijters, N Benachour… - Neuroradiology, 2014 - Springer
Introduction Cerebral blood volume (CBV) measurement by flat panel detector CT (FPCT) in
the angiography suite seems to be a promising tool for patient management during …
the angiography suite seems to be a promising tool for patient management during …
C-arm CT measurement of cerebral blood volume and cerebral blood flow using a novel high-speed acquisition and a single intravenous contrast injection
K Royalty, M Manhart, K Pulfer… - American Journal …, 2013 - Am Soc Neuroradiology
BACKGROUND AND PURPOSE: Assessment of perfusion parameters is important in the
selection of patients who are most likely to benefit from revascularization after an acute …
selection of patients who are most likely to benefit from revascularization after an acute …
C-arm CT measurement of cerebral blood volume in ischemic stroke: an experimental study in canines
T Bley, CM Strother, K Pulfer… - American journal …, 2010 - Am Soc Neuroradiology
BACKGROUND AND PURPOSE: CBV is a key parameter in distinguishing penumbra from
ischemic core. The purpose of this study was to compare CBV measurements acquired with …
ischemic core. The purpose of this study was to compare CBV measurements acquired with …
Applicability of tableside flat panel detector CT parenchymal cerebral blood volume measurement in neurovascular interventions: preliminary clinical experience
P Mordasini, M El-Koussy… - American Journal …, 2012 - Am Soc Neuroradiology
BACKGROUND AND PURPOSE: CBV is a vital perfusion parameter in estimating the
viability of brain parenchyma (eg, in cases of ischemic stroke or after interventional vessel …
viability of brain parenchyma (eg, in cases of ischemic stroke or after interventional vessel …
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