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1 ans (noncontrast, arterial, venous, and late venous phases).
2  plain, arterial, portal venous, and hepatic venous phase.
3 enhanced CT of the abdomen and pelvis in the venous phase.
4 gest HCC volume from the arterial and portal venous phase.
5 10 unidirectional scan phases, followed by a venous phase.
6 ic phase and 32 seconds later for the portal venous phase.
7 peak small-bowel mural enhancement), and the venous phase.
8  67 patients revealed no endoleak during the venous phase.
9  type II endoleaks were seen only during the venous phase.
10  isointensity or hypointensity at the portal venous phase.
11  phase and 4.15 HU +/- 8.5 during the portal venous phase.
12 hancement for change from arterial to portal venous phase.
13 aximal enhancement as measured during portal venous phase.
14 tumor conspicuity was seen during the portal venous phase.
15 D increase than males in the venous and late venous phases.
16 ges were obtained in the arterial and portal venous phases.
17 d-echo MR imaging in the arterial and portal venous phases.
18 enous (-1.38, 95% CI: -2.48, -0.48) and late venous phases (-1.23, 95% CI: -2.27, -0.19).
19 of the three phases (arterial, phase 1; peak venous, phase 2; and late venous, phase 3) of the CT ang
20 ial, phase 1; peak venous, phase 2; and late venous, phase 3) of the CT angiography.
21  then injected at 4 mL/sec, and arterial and venous phase (60 seconds) CT images were obtained.
22 ve study included patients undergoing portal venous phase abdominal CT between February and May 2021
23 ntrast agent-enhanced, arterial, and delayed venous phases) acquired in a single setting from Februar
24 ol)), dose length product (DLP), and ERD for venous phase acquisition were recorded in each patient a
25 nced abdominal scanning, arterial and portal venous phase acquisitions were obtained 45 and 80 second
26 (n = 50) or at end inspiration (n = 50), and venous phase acquisitions were obtained at the opposite
27 on on the arterial vasculature obtained from venous phase acquisitions.
28 hanced CT was followed by arterial phase and venous phase acquisitions.
29 ring the arterial phase and weighted-average venous phase acquisitions.
30 e detected by using combined nonenhanced and venous phase acquisitions.
31 gy CT of the chest and abdomen in the portal venous phase after contrast media administration.
32 Reduction in tumor enhancement in the portal venous phase also occurred immediately after TACE, with
33 ccular lesions that filled slowly during the venous phase and became brightly hyperfluorescent saccul
34 s included spiral scanning during the portal venous phase and thick-slab minimum intensity projection
35 tained during the nonenhanced, arterial, and venous phases and high SI, similar to the azygos vein SI
36 SC SI ratios on nonenhanced, arterial phase, venous phase, and delayed phase images were 0.92, 0.98,
37  osteoid osteoma had peak enhancement in the venous phase, and one showed progressive enhancement thr
38 phase, the three arterial phases, the portal venous phase, and the late dynamic phase.
39 ity in the arterial phase and washout in the venous phase) at contrast material-enhanced computed tom
40 e score for PDAC mass segmentation in portal-venous phase by 7.52% compared to state-of-the-art metho
41 corresponding to 2.4% (1.8, 2.9) in the late venous phase compared with noncontrast CT.
42 ns might have overlapping findings in portal venous phase computed tomography (CT).
43 (n = 70) with routine nonenhanced and portal venous phase contrast agent-enhanced liver CT imaging wi
44                                    On portal venous phase contrast-enhanced CT scans, attenuation gre
45 entified in 90 patients who underwent portal venous phase contrast-enhanced CT.
46                       LSN scores from portal venous phase contrast-enhanced thick-section CT images h
47                                   (b) Portal venous phase coronal reformatted CT image shows the uppe
48  error of VNC images from arterial or portal venous phase CT (3.3 HU vs 3.5 HU, P = .16).
49 ors conclude that noninvasive peroral portal venous phase CT enterography with use of water is an acc
50        Therefore, an in-house dataset of 100 venous phase CT examinations for training and 30 venous
51                        Thereafter, 30 portal venous phase CT images of the liver exhibiting one of th
52                    The early and late portal venous phase CT images that were available in one case d
53 ve as the combination of arterial and portal venous phase CT in these patients.
54                                       Portal venous phase CT revealed a focal high-attenuation parenc
55 tastases at baseline CT underwent two portal venous phase CT scans: SD and RD in the same breath hold
56               The mean effective dose for DE venous phase CT was 11.1 mSv compared with 27.8 mSv for
57    The combination of nonenhanced and portal venous phase CT was as effective as the combination of a
58                                    At portal venous phase CT, enhancement similar to blood pool enhan
59  were reconstructed from arterial and portal venous phase CT.
60  vs 95% [114 of 120]; P = .0008) than portal venous phase CT.
61  using true nonenhanced, arterial phase, and venous phase data.
62 of a perfectly coregistered CT angiogram and venous phase-enhanced CT scan simultaneously in a single
63 tracellular volume (ECV) fraction and portal venous phase enhancement rate (VP-ER) have shown potenti
64 us phase CT examinations for training and 30 venous phase ex-house CT examinations with a slice thick
65 enhanced CT of the abdomen and pelvis in the venous phase (Figure).
66 contrast material is injected for the portal venous phase followed approximately 35 seconds later by
67 er hyperattenuating foci were seen on portal venous phase images (P < .001) and whether hyperattenuat
68 tumors detected on arterial phase and portal venous phase images and unenhanced T1- and T2-weighted s
69  (helical biphasic CT), and CTAP plus portal venous phase images at separate sittings.
70 imal or no enhancement on arterial phase and venous phase images but intense enhancement--similar to
71               Ten tumors were seen on portal venous phase images but not on CTAP images owing to the
72 depicted 13 and 23 tumors not seen on portal venous phase images in eight (35%) and 13 (56%) of 23 pa
73 f multiple dynamic arterial phase and portal venous phase images increased detection of HCC but not m
74 rison of delayed phase images with SSFSE and venous phase images may help to distinguish the CC seen
75  enhanced CT-measured arterial phase and the venous phase images of kidneys were regarded as the true
76                                              Venous phase images were acquired from the diaphragm to
77 intrasplenic hyperattenuating foci on portal venous phase images were classified as having active spl
78                          The nonenhanced and venous phase images were evaluated to determine if an en
79 , the observers detected 74 tumors on portal venous phase images, 82 tumors on hepatic arterial phase
80 ase images, nine on both arterial and portal venous phase images, and 11 on only unenhanced SE images
81 ly arterial phase images, one on only portal venous phase images, nine on both arterial and portal ve
82 adiologists retrospectively evaluated portal venous phase images, portal venous phase plus hepatic ar
83        Of eight lesions overlooked on portal venous phase images, six were seen on nonenhanced images
84 rterial phase images, and 76 (69%) on portal venous phase images.
85 d isoattenuation with liver tissue on portal venous phase images.
86 ns were graded as more conspicuous on portal venous phase images; 10 were graded as more conspicuous
87  of hepatic arterial phase imaging to portal venous phase imaging (helical biphasic CT) provided an i
88 injury, arterial phase is superior to portal venous phase imaging for pseudoaneurysm but inferior for
89 whether hyperattenuating foci seen at portal venous phase imaging were further characterized as activ
90 ncluded unenhanced and pancreatic and portal venous phase imaging, with a single contrast material in
91 0] vs 72% [65 of 90]; P = .0165) than portal venous phase imaging.
92 0] vs 98% [88 of 90]; P = .0168) than portal venous phase imaging.
93 e imaging would depict an endoleak missed at venous phase imaging.
94 of multidetector CTA alone and combined with venous-phase imaging (CTA-CTV) for the diagnosis of acut
95 tral imaging) combines pancreatic and portal venous phases in a single scan: 70 seconds before CT, 10
96 aging during the hepatic arterial and portal venous phases in one scan.
97 ages obtained during the arterial and portal venous phases, independently and in consensus, with feat
98                All patients underwent portal venous phase intravenous contrast material-enhanced abdo
99                                        Renal venous phase MR angiograms depicted all seven instances
100                                       Portal venous phase multidetector CT images are highly specific
101 tases in 208 patients was measured on portal venous phase multidetector CT images by using a single R
102 tio of liver attenuation in venous to portal venous phases multiplied by 100.
103 -detector-array CT scanner during the portal venous phase of contrast material enhancement.
104  the early arterial and also during the late venous phase of contrast-enhancement, also lower than th
105 s more clearly delineated on 3D-CTA than the venous phase of conventional RA.
106 contrast images from the arterial and portal venous phase of photon-counting detector CT yielded accu
107 ectively) than with the pancreatic or portal venous phase of the standard protocol (43.5 HU +/- 28.4
108 reath-hold technique during the arterial and venous phases of a high-dose (42 mL) bolus injection of
109 ment and temporal separation of arterial and venous phases of enhancement for dual-phase spiral CT.
110  contrast material in the arterial or portal venous phases of enhancement.
111  who underwent CT in the arterial and portal venous phases of image acquisition during a 74-month per
112 s (P < .001) but not between the enteric and venous phases (P = .18).
113 ly seen in differentiated carcinomas whereas venous phase peak-enhancement is seen in undifferentiate
114                    Arterial phase and portal venous phase pelvic CT angiograms were evaluated for evi
115  hepatic arterial phase images, 49 on portal venous phase phase images, and 30 on delayed phase image
116  biphasic CT images, and 96 tumors on portal venous phase plus CTAP images.
117 evaluated portal venous phase images, portal venous phase plus hepatic arterial phase images (helical
118  (PPP) followed by a rapid decline on portal venous phase (PVP) and delayed phase (DP) at 5 minutes (
119 ne material density (MD) images, plus portal venous phase (PVP) conventional CT images.
120 noma underwent unenhanced and HAP and portal venous phase (PVP) helical CT studies.
121 phase (PCP), arterial phase (AP), and portal venous phase (PVP) scans.
122  the hepatic arterial phase (HAP) and portal venous phase (PVP).
123 ncreatic parenchymal phase (PPP), and portal venous phase (PVP).
124 n 74% and 76% of lesions in the arterial and venous phases, respectively.
125 ition of arterial phase scans in addition to venous phase scans does not result in improved detection
126 onds after contrast material administration; venous phase scans, 70-100 seconds after administration.
127 s was greater on arterial phase scans and on venous phase scans, respectively (P < .001).
128 s who underwent contrast agent-enhanced late venous phase spectral CT of the chest between June 1, 20
129 erial phase studies in 47-50 patients and on venous phase studies in 48-53 patients (P > .10).
130 eighted fat-saturated, and contrast-enhanced venous-phase T1-weighted fat-saturated MRI images.
131  (arterial phase) and steady-state (arterial-venous phase) three-dimensional gradient-echo MR angiogr
132 ease in volumetric enhancement in the portal venous phase (VE).
133 e cone-beam CT in early arterial and delayed venous phases was assessed retrospectively with blinding
134 trast attenuation measurements during portal venous phase were obtained in liver, portal vein, and ao
135 ular network filled in the arterial or early venous phase, while the polyp-like structures filled som
136 ) sequences were performed during the portal venous phase with a single-source fast-switching dual-en
137 nous by a mean of 1.7 HU (0.9; 2.5) and late venous phases with a mean HU of 1.80 (1.0; 2.6) compared
138    CT images obtained only during the portal venous phase would have resulted in eight (14%) overlook

 
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