perfusion parameters
A Correlative Study between CT Perfusion Parameters and Angiogenesis in Rabbit VX2 Liver Tumors
... CT perfusion imaging was used to quantitatively determine hepatic carcinoma blood perfusion parameters of rabbit VX2 liver ...blood perfusion parameters and HIF-1 α , VEGF, MMP-2, and ...
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Correlation of Perfusion Parameters with Genes Related to Angiogenesis Regulation in Glioblastoma: A Feasibility Study
... physiologic parameters by using various functional imag- ing ...as perfusion parameters (tumor vascularity and angio- genesis), diffusion tensor estimates (tumor cellularity and ...
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Association of CT Perfusion Parameters with Hemorrhagic Transformation in Acute Ischemic Stroke
... There are several limitations to this study. This was a retrospective study. Effects of stroke severity at presentation and IV rtPA ad- ministration were controlled for by matching; however, this re- duced the final ...
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Quantitative analysis of CT-perfusion parameters in the evaluation of brain gliomas and metastases
... some perfusion parameters coming from CT perfusion data could be useful to characterize the entire patient ...nificant parameters for differentiating between lesion and normal tissue were ...
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Relationship of systemic, hepatosplanchnic, and microcirculatory perfusion parameters with 6-hour lactate clearance in hyperdynamic septic shock patients: an acute, clinical-physiological, pilot study
... Impaired 6-hour lactate clearance could be associated with hepatosplanchnic hypoperfusion in some hyperdynamic septic shock patients subjected to aggressive early resusci- tation. An improvement in systemic, metabolic, ...
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Computed Tomography Perfusion Imaging on Traumatic Cerebral Contusion: A Preliminary Report
... injector. The scan was delayed for 4 seconds, and the total scan time was 45 seconds. We obtained 4 sections per second with a thickness of 5.0 mm/ section and an image matrix of 512 x 512. The scan was set at 80 kV with ...
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CT Perfusion Imaging Predicts One Month Outcome in Patients with Acute Spontaneous Hypertensive Intracerebral Hemorrhage
... perihematomal perfusion parameters in acute spontaneous hy- pertensive intracerebral hemorrhage patients and recent ...the perfusion parameters of the perihematomal brain tissue and the recent ...
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Usefulness of an Anisotropic Diffusion Method in Cerebral CT Perfusion Study Using Multi Detector Row CT
... of perfusion parameters such as cerebral blood flow (CBF), cerebral blood volume (CBV) and mean transit time (MTT) generated from cerebral CT perfusion studies using multi-detector row CT ...of ...
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Effects of Increased Image Noise on Image Quality and Quantitative Interpretation in Brain CT Perfusion
... On the basis of dose-reduction simulation techniques, this study supports the potential of a 33% reduction in dose on CTP exam- inations performed at 80 keV and 190 mAs without statistically significant differences in ...
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Can Pretreatment CT Perfusion Predict Response of Advanced Squamous Cell Carcinoma of the Upper Aerodigestive Tract Treated with Induction Chemotherapy?
... CT perfusion parameters, such as BF as well as BV, might prove to be a more sensitive predictor of ...CT perfusion parameters to that of long-term clinical outcomes, such as length of local ...
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Effect of Slice Thickness Reconstruction on Quantitative Vascular Parameters in Perfusion CT
... CT perfusion parameters are also affected by the method of ...all parameters except for MTT, where differ- ences may be as high as ...CT perfusion software packages, they found a mean ...
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T1 Weighted Dynamic Contrast Enhanced MRI as a Noninvasive Biomarker of Epidermal Growth Factor Receptor vIII Status
... MATERIALS AND METHODS: Eighty-two consecutive patients with glioblastoma and known epidermal growth factor receptor variant III status who had dynamic contrast-enhanced MR imaging before surgery were evaluated. Volumes ...
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Differentiating Atypical Hemangiomas and Metastatic Vertebral Lesions: The Role of T1 Weighted Dynamic Contrast Enhanced MRI
... Our study takes advantage of spine DCE MR imaging perfu- sion as a noninvasive method of obtaining quantitative parame- ters representing the physiology of the microvascular environ- ment of each lesion. Except for the ...
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Congenital Venous Malformations: A Clinico-Pathological Review
... evaluate perfusion parameters in evaluation of intracranial mass lesions and to find any correlation of these parameters with histopathological subtype and grade of malignancy of the ...
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Role of Perfusion CT in Glioma Grading and Comparison with Conventional MR Imaging Features
... various perfusion parameters as compared with MR perfusion, PCT is poten- tially well suited to studying brain tumors and monitoring tumor response to antiangiogenic ...
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Diffusion and perfusion MR patterns of central nervous system lymphomas
... sons between lesions with homogenous, inhomogeneous and ring-like enhancement, reporting restricted diffusion in all tumors except for 2 ring-enhancing lesions, which led to an incorrect diagnosis of the infection. It ...
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Differentiation of angiogenic burden in human cancer xenografts using a perfusion type optical contrast agent (SIDAG)
... Hence, other cyanine-based contrast agents have recently been developed that possess more favourable optical and pharmacokinetic properties. SIDAG (1,1'-bis- [4-sul- fobutyl]indotricarbocyanine-5,5'-dicarboxylic acid ...
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Adipose derived mesenchymal stem cells transplantation via portal vein improves microcirculation and ameliorates liver fibrosis induced by CCl4 in rats
... As we have shown in Table 1, reduced portal and total perfusion was observed in fibrosis models, relatively compensated by increase of hepatic arterial flow. The blockage of liver microcirculation due to collagen ...
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Measurement of cerebral perfusion using magnetic resonance techniques
... AIF parameters for a small group (n=16) o f patients and volunteers (aged 18 to 37yrs; median 28yrs) were measured; only patients with no bilateral MCA abnormalities were included (as investigated using MR ...
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Glycosylation Flux Analysis of Immunoglobulin G in Chinese Hamster Ovary Perfusion Cell Culture
... The N-linked glycosylation of mAbs has been shown to depend on the host genetic background [17], expression vector [18], media composition [9], media supplements [19], and bioprocess parameters [20]. But, the ...
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