Quantitative assessment of foot blood flow by using dynamic volume perfusion CT technique: a feasibility study
… blood flow sample allows calculation of regional flow in milliliters per minute (12). The short
gap between the timing of the CT scan and the injection of … of tissue enhancement was low. …
gap between the timing of the CT scan and the injection of … of tissue enhancement was low. …
Quantitative assessment on blood–brain barrier permeability of acute spontaneous intracerebral hemorrhage in basal ganglia: a CT perfusion study
H Xu, R Li, Y Duan, J Wang, S Liu, Y Zhang, W He… - Neuroradiology, 2017 - Springer
… CTP was initiated 6 s (pre-scan delay) after injection of a bolus … the low hematoma PS was
associated with the low probability of … that the blood flow reduction of brain tissue around the …
associated with the low probability of … that the blood flow reduction of brain tissue around the …
A novel approach for semi-quantitative assessment of reliability of blood flow values in DCE-CT perfusion
A Bevilacqua, D Barone, S Baiocco, G Gavelli - … Signal Processing and …, 2017 - Elsevier
… a reliable quantitative assessment, hence the clinical use of CTp. Currently, the assessment
… maps, aiming at overcoming the low specificity of global measures. We performed a local …
… maps, aiming at overcoming the low specificity of global measures. We performed a local …
Serial low-dose quantitative CT perfusion for the evaluation of delayed cerebral ischaemia following aneurysmal subarachnoid haemorrhage
D Shi, D Jin, W Cai, Q Zhu, X Dou, G Fan, J Shen, L Xu - Clinical Radiology, 2020 - Elsevier
… ), 0.72 seconds for the ratio of cerebral blood flow (rCBF), 0.87 … Quantitative and semi-quantitative
analysis was performed … /ml), low injection rate (3 ml/s) and low volume of contrast …
analysis was performed … /ml), low injection rate (3 ml/s) and low volume of contrast …
Quantitative dose dependency analysis of whole-brain CT perfusion imaging
… To quantitatively assess whether decreasing total radiation … was started 5 seconds after
injection of a contrast agent, with … including cerebral blood flow ( CBF ), cerebral blood volume ( …
injection of a contrast agent, with … including cerebral blood flow ( CBF ), cerebral blood volume ( …
Quantitative collateral assessment evaluated by cerebral blood volume measured by CT perfusion in patients with acute ischemic stroke
S Hirai, Y Tanaka, H Sato, K Kato, Y Kim… - Journal of Stroke and …, 2021 - Elsevier
… a quantitative assessment of CS using cerebral blood … stabilize cerebral blood flow to the
area where anterograde blood … 5 s after contrast material injection. The scanning protocol was …
area where anterograde blood … 5 s after contrast material injection. The scanning protocol was …
Acute stroke: prognostic value of quantitative collateral assessment at perfusion CT
F Shi, X Gong, C Liu, Q Zeng, M Zhang, Z Chen, S Yan… - Radiology, 2019 - pubs.rsna.org
… ) administered via one injection was used at a flow rate of 6 … was an independent predictor
for a lower risk of hemorrhagic … , quantitative assessment of maximum cerebral blood flow of …
for a lower risk of hemorrhagic … , quantitative assessment of maximum cerebral blood flow of …
Quantitative evaluation of the absolute value of the cerebral blood flow according to the scintigraphic studies with 99mTc-HMPAO
N Nikolov, S Makeyev, O Yaroshenko… - Research Bulletin of …, 2017 - bulletin.kpi.ua
… of quantitative assessment of volumetric cerebral blood flow according … the brain as a flow
system. This allows calculating volumetric … The lower limit of D assessment is calculated as the …
system. This allows calculating volumetric … The lower limit of D assessment is calculated as the …
CT-based techniques for brain perfusion
P Krishnan, A Murphy, RI Aviv - Topics in Magnetic Resonance …, 2017 - journals.lww.com
… and accuracy of quantitative assessment, CT perfusion is … brain but necessitate separate
boluses of contrast injections for … The maximal slope method calculates cerebral blood flow as …
boluses of contrast injections for … The maximal slope method calculates cerebral blood flow as …
[HTML][HTML] Qualitative versus automatic evaluation of CT perfusion parameters in acute posterior circulation ischaemic stroke
R Capasso, S Vallone, N Serra, G Zelent, L Verganti… - Neuroradiology, 2021 - Springer
… significant lower SE and ACC than qualitative evaluation. No … of iodinated contrast medium
injected into an antecubital vein at … According to recent evidence, relative cerebral blood flow (…
injected into an antecubital vein at … According to recent evidence, relative cerebral blood flow (…