ライフサイエンスコーパス: T1-weighted image

1 2D T1-weighted imaging + PDFS imaging vs 3D T1-weighted imaging).

2 omputed based on the intensity values of the T1-weighted image.

3 hyperintense (n=12) and isointense (n=6) on T1-weighted images.

4 N), and pons (P) were measured on unenhanced T1-weighted images.

5 atheroma volume were measured on unenhanced T1-weighted images.

6 when contrast enhancement became apparent on T1-weighted images.

7 me-of-flight, and contrast material-enhanced T1-weighted images.

8 mages and were predominantly hyperintense on T1-weighted images.

9 k of contrast material uptake on posttherapy T1-weighted images.

10 weighted, and spoiled gradient-recalled-echo T1-weighted images.

11 be monitored with STIR and contrast-enhanced T1-weighted images.

12 enhancement of vessels with slow flow as do T1-weighted images.

13 of three-dimensional gradient-echo T2*- and T1-weighted images.

14 rom the hard palate to the vocal cords using T1-weighted images.

15 s showed homogeneous low signal intensity on T1-weighted images.

16 Edema was measured on T1-weighted images.

17 tter and brain stem, a hypointense region on T1-weighted images.

18 eighted, MR images but not on the unenhanced T1-weighted images.

19 were derived from SPM8 segmentations of the T1-weighted images.

20 geneous contrast enhancement on postcontrast T1-weighted images.

21 ompared with conventional segmentation of CE T1-weighted images.

22 lized nonenhanced T1-weighted images from CE T1-weighted images.

23 hand, it is hypointense and less evident in T1-weighted images.

24 rounded by areas of high signal intensity on T1-weighted images.

25 Cast appeared hyperintense on nonenhanced T1-weighted images.

26 n protein density-weighted fat-suppressed or T1-weighted images.

27 was manually segmented on three-dimensional T1-weighted images.

28 uded acquisition of DW and contrast-enhanced T1-weighted images.

29 hted, and dynamic contrast material-enhanced T1-weighted imaging.

30 tumors showed increased signal intensity at T1-weighted imaging.

31 ium-enhanced three-dimensional gradient-echo T1-weighted imaging.

32 olvement was evaluated semiquantitatively on T1-weighted images according to a visual score, and the

33 ignal intensity enhancement was evaluated on T1-weighted images acquired after the tissue cooled, and

34 The study includes T1-weighted images acquired in three European centres fr

35 Postcontrast T1-weighted imaging affords greatest CNR for the arteria

36 Three readers reviewed the T1-weighted images alone and then the T2-weighted and T1

37 ray matter (GM) volumes on three-dimensional T1-weighted images and changes in normal-appearing white

38 High-signal-intensity hemorrhage on T1-weighted images and corresponding high- or low-signal

39 4.7 (standard deviation) to 5.19 +/- 6.3 on T1-weighted images and decreased from 14.73 +/- 7.4 to 0

40 had low to intermediate signal intensity on T1-weighted images and high signal intensity on T2-weigh

41 and subcutan masses as mainly hypointense on T1-weighted images and hyperintense on T2-weighted image

42 IRE ablation zones that were hypointense on T1-weighted images and hyperintense on T2-weighted image

43 ealed a mass including hyperintense areas on T1-weighted images and hypointense on fat-suppressed T1-

44 eously enhancing, and hypo- to isointense on T1-weighted images and iso- to slightly hyperintense on

45 High-resolution volumetric T1-weighted images and magnetization transfer images wer

46 Both high-resolution volumetric T1-weighted images and MT images were acquired from all

47 The degree of enhancement on T1-weighted images and of signal intensity drop on T2-we

48 iso- or hypointense relative to the liver on T1-weighted images and slightly hyperintense on T2-weigh

49 , the lesion signal intensity on precontrast T1-weighted images and the enhancement after repeat inje

50 h proton density-weighted fat-suppressed and T1-weighted images and were evaluated by two radiologist

51 were hypointense compared with the liver on T1-weighted images and were hyperintense on T2-weighted

52 xtacortical abnormalities with low signal on T1-weighted images and with very high signal on T2 FS se

53 Our approach included using both T1-weighted imaging and diffusion tensor imaging (DTI) i

54 hted, fluid-sensitive, and contrast-enhanced T1-weighted imaging) and functional (DCE MR imaging, DW

55 y images, fatty degeneration was assessed on T1-weighted images, and muscular fat fraction was quanti

56 e contralateral side (cNT)--in post-contrast T1-weighted images, and normalized the concentrations of

57 trast perfusion MR imaging and registered to T1-weighted images, and the fraction of enhancing mass w

58 usion-tensor imaging, three-dimensional (3D) T1-weighted imaging, and functional MR imaging at rest a

59 s can be visualized and monitored by T2- and T1-weighted imaging, and MRI lesion size agrees well wit

60 Used alone, contrast-enhanced T1-weighted images are better than FLAIR images for dete

61 es and can be seen on transverse nonenhanced T1-weighted images as a fine line curving around the pos

62 2D T1-weighted imaging + PDFS imaging vs 3D T1-weighted imaging), as was sensitivity (per-lesion ana

63 ld also look at the bile ducts on unenhanced T1-weighted images, as biliary cast might be more easily

64 Persistent enhancement was observed on T1-weighted images at all sonicated liver locations.

65 s: 1) A brain template derived from in-vivo, T1-weighted imaging at 1 mm isotropic resolution at 3 Te

66 The imaging protocol included sagittal T1-weighted images, axial fast fluid-attenuated inversio

67 Melanotic melanomas are hyperintense on T1-weighted images because of paramagnetic metal scaveng

68 nce, cine, and T2-weighted images as well as T1-weighted images before and after injection of gadobut

69 nversion time inversion-recovery [STIR], and T1-weighted imaging before and after intravenous adminis

70 vived to have an MRI scan; this showed, with T1 weighted images, bilateral symmetrically increased si

71 ducted a quantitative analysis of unenhanced T1-weighted images by using region of interest measureme

72 Contrast-enhanced T1-weighted imaging can be used as a stand-alone sequenc

73 compared and combined with contrast-enhanced T1-weighted imaging (CET1WI), using liver explant as the

74 ted images and hypointense on fat-suppressed T1-weighted images, compatible with lipoleiomyoma.

75 Contrast-enhanced T1-weighted images demonstrated the highest accuracy at

76 Contrast-enhanced T1-weighted imaging depicted 13 of 19 HCCs with an overa

77 In kidney, enhanced zones on T1-weighted images did not match the isotherms.

78 Analysis of the T1-weighted images did not reveal significant volumetric

79 agnetic resonance imaging scanner to acquire T1-weighted images, diffusion tensor imaging datasets, a

80 ind that marmosets have significantly larger T1-weighted image enhancements in regions of the brain c

81 ion with isointense or hypointense signal on T1-weighted images, fluid-equivalent signal intensity on

82 e performed a region of interest analysis of T1-weighted images focusing on the sensorimotor cortex c

83 T1-weighted images from 1680 healthy individuals and 884

84 An analysis based on segmentation of T1-weighted images from 17 developmental prosopagnosics

85 per is based upon high-resolution structural T1-weighted images from 82 current or past AAS users exc

86 traction of intensity-normalized nonenhanced T1-weighted images from CE T1-weighted images.

87 DN to pons and GP to thalamus on unenhanced T1-weighted images from the last and first examinations

88 , they also remained hypointense to liver on T1-weighted images (from -4.87 +/- 6.1 to -1.79 +/- 5.7)

89 metastases remained hypointense to liver on T1-weighted images (from -5.77 +/- 5.9 to -7.8 +/- 6.8)

90 ng fat and cortical bone signal intensity at T1-weighted imaging (grade 1, 0%; grade 2, 3%; grade 3,

91 overy and gadolinium-enhanced fat-suppressed T1-weighted images had the highest sensitivity, and T1-w

92 ghted and gadolinium-enhanced fat-suppressed T1-weighted images had the highest specificity and least

93 On T1-weighted images, high signal intensity is correlated

94 On T1-weighted images, hyperintense tubal fluid was signifi

95 ometry and voxel-based cortical thickness of T1-weighted images in 10 subjects with cervical spinal c

96 y of the lesions was isointense to muscle on T1-weighted images in all six patients and iso- to hyper

97 ton-density-weighted images were superior to T1-weighted images in depiction of the intraarticular di

98 ineation of normal and abnormal ligaments on T1-weighted images in each case.

99 ringlike patterns, could also be observed on T1-weighted images in patients with progressive MS, enab

100 ne defects with sharp margins observed using T1-weighted imaging in 2 planes, with a cortical break s

101 risk for metastases underwent whole-body 3D T1-weighted imaging in addition to the routine MR imagin

102 The threshold temperature of enhancement at T1-weighted imaging in normal liver was 53 degrees -57 d

103 eighted images, variable signal intensity on T1-weighted images, intense arterial phase enhancement a

104 iethylene triamine pentaacetic acid-enhanced T1-weighted imaging (inversion-recovery gradient echo pu

105 ates that an SI increase in the DN and GP on T1-weighted images is caused by serial application of th

106 cellent for MR cholangiopancreatography plus T1-weighted images (kappa for readers 1 and 2 = 0.806, k

107 arrier break down and hypointense lesions on T1-weighted images, magnetization transfer, T2 decay-cur

108 imaging, tumors were hypointense to liver on T1-weighted images (n = 11) and hyperintense to liver on

109 2D T1-weighted imaging + PDFS imaging vs 3D T1-weighted imaging; observer 2: P < .001 for 2D T1-weig

110 2D T1-weighted imaging + PDFS imaging vs 3D T1-weighted imaging; observer 2: P = .006 for 2D T1-weig

111 d images and three-dimensional gradient-echo T1-weighted images obtained before and after intravenous

112 Unenhanced T1-weighted images of the brain in patients after six, 1

113 ter proton signal enhancement is observed in T1-weighted images of the healthy mouse prostate after i

114 and were not discernable on the conventional T1-weighted images of the patients with PVNH.

115 ree-dimensional high-spatial-resolution fast T1-weighted imaging of carotid artery walls.

116 s demonstrated decreased signal intensity on T1-weighted images; on T2-weighted images, 13 collection

117 argin, intratumoral high signal intensity on T1-weighted images, or tumor capsule.

118 significant increase in C/N on postcontrast T1-weighted images (P < .01).

119 han were those obtained on contrast-enhanced T1-weighted images (P =.013) but were not different from

120 1: P < .001 for 2D T1-weighted imaging vs 3D T1-weighted imaging, P < .001 for 2D T1-weighted imaging

121 2: P < .001 for 2D T1-weighted imaging vs 3D T1-weighted imaging, P < .001 for 2D T1-weighted imaging

122 1: P < .001 for 2D T1-weighted imaging vs 3D T1-weighted imaging, P = .006 for 2D T1-weighted imaging

123 2: P = .006 for 2D T1-weighted imaging vs 3D T1-weighted imaging, P = .006 for 2D T1-weighted imaging

124 g vs 3D T1-weighted imaging, P = .006 for 2D T1-weighted imaging + PDFS imaging vs 3D T1-weighted ima

125 g vs 3D T1-weighted imaging, P = .006 for 2D T1-weighted imaging + PDFS imaging vs 3D T1-weighted ima

126 g vs 3D T1-weighted imaging, P < .001 for 2D T1-weighted imaging + PDFS imaging vs 3D T1-weighted ima

127 g vs 3D T1-weighted imaging, P < .001 for 2D T1-weighted imaging + PDFS imaging vs 3D T1-weighted ima

128 teristic curve) was higher for whole-body 3D T1-weighted imaging (per-patient analysis; observer 1: P

129 n-echo T2-weighted imaging and gradient-echo T1-weighted imaging performed before and after administr

130 ed images, but not enhancing on postcontrast T1-weighted images) portion of the tumor.

131 tissues was significantly altered after IRE (T1-weighted images: pre-IRE, 145.95 +/- 24.32; post-IRE,

132 The only difference was the specificity for T1-weighted images read alone (65.7%) and read with T2-w

133 pecificity, 65.7%) were nearly identical for T1-weighted images read alone or read with T2-weighted i

134 T1-weighted imaging than with whole-body 2D T1-weighted imaging regardless of the reference region (

135 of signal intensity increases on unenhanced T1-weighted images relative to reference tissues in the

136 Focal enhancement on T1-weighted images, representing gadolinium-liposome acc

137 Adding unenhanced T1-weighted images resulted in sensitivities of 0.95, 0.

138 T1-weighted images revealed no signal intensity abnormal

139 ted images and kurtosis on contrast-enhanced T1-weighted images showed a significant difference betwe

140 For both diseases, T1-weighted images showed hypointense masses with progre

141 ) and non-fat-saturated (NFS) fast spin-echo T1-weighted imaging (T1 method), FS and NFS T2-weighted

142 BOLD MRI and T1-weighted imaging (T1WI) were collected for 52 patient

143 d from a one-shot T1 imaging sequence, and a T1-weighted image taken from the raw T1 data.

144 uroimaging (volumetric measures derived from T1-weighted images, task-based functional magnetic reson

145 s significantly higher for contrast-enhanced T1-weighted images than for T2-weighted (P <.001) or STI

146 traparenchymal tumors, may be better seen on T1-weighted images than on postcontrast fast FLAIR image

147 were significantly higher with whole-body 3D T1-weighted imaging than with whole-body 2D T1-weighted

148 On T1-weighted images, the lesion was isointense or slightl

149 e overlaid on coregistered three-dimensional T1-weighted images to visually assess regions of heterot

150 to assess white matter integrity in the CST, T1-weighted imaging to measure cross-sectional spinal co

151 ted or FLAIR imaging and gadolinium-enhanced T1-weighted imaging (to look for primary or metastatic t

152 ed images alone and then the T2-weighted and T1-weighted images together.

153 volume generation from a patient-specific MR T1-weighted image using a groupwise patch-based approach

154 pathology was identified through analysis of T1-weighted images using voxel-based morphometry.

155 lesion analysis; observer 1: P < .001 for 2D T1-weighted imaging vs 3D T1-weighted imaging, P < .001

156 eighted imaging; observer 2: P < .001 for 2D T1-weighted imaging vs 3D T1-weighted imaging, P < .001

157 atient analysis; observer 1: P < .001 for 2D T1-weighted imaging vs 3D T1-weighted imaging, P = .006

158 eighted imaging; observer 2: P = .006 for 2D T1-weighted imaging vs 3D T1-weighted imaging, P = .006

159 n between dependent and nondependent lung on T1 weighted images was also compared after turning betwe

160 efore embolization, high signal intensity on T1-weighted images was predictive of a poor response (P

161 ion Increased signal intensity on unenhanced T1-weighted images was seen in the posterior thalamus, s

162 T1-weighted imaging was the best sequence to assess long

163 T1-weighted imaging was the best sequence to measure tum

164 The threshold temperature of enhancement at T1-weighted imaging was verified by monitoring the signa

165 Sagittal 3D pre-and postcontrast T1-weighted images were acquired in 10 patients and two

166 High-resolution anatomical T1-weighted images were acquired in 126 anoxic coma pati

167 Gray matter volumes from 3-T T1-weighted images were analyzed using the VBM8 toolbox

168 ional gradient-echo, and gadolinium-enhanced T1-weighted images were assessed.

169 Patients' T1-weighted images were automatically parcellated into c

170 In liver, enhanced zones on T1-weighted images were contiguous both with 57 degrees

171 one and for MR cholangiopancreatography plus T1-weighted images were high on average (0.98, 0.97, and

172 adnexal lesions with hyperintense signal on T1-weighted images were identified.

173 T2-weighted and dynamic gadolinium-enhanced T1-weighted images were obtained before and 3 months aft

174 High-resolution T1-weighted images were obtained in aphasia patients and

175 The following T1-weighted images were obtained in healthy subjects: (A

176 T1-weighted images were obtained with both a surface coi

177 ratios (CNRs) on arterial wall postcontrast T1-weighted images were superior to those on images obta

178 d the number of hypointense brain lesions on T1-weighted images were the strongest MR imaging paramet

179 ificity, and accuracy of gadolinium-enhanced T1-weighted imaging were 43%, 88%, and 74%.

180 T2-weighted and contrast agent-enhanced T1-weighted imaging were used to gauge the extent of tis

181 atograms and MR cholangiopancreatograms plus T1-weighted images, were evaluated independently by thre

182 the signal intensity of background liver on T1-weighted images, which increases the conspicuity of f

183 T1-weighted images with 70-mum in-plane resolution and 2

184 seen on STIR and contrast material-enhanced T1-weighted images with a radiologic and/or pathologic m

185 T2 TIRM and T1-weighted images with and without contrast enhancement

186 intensity of the liver on contrast-enhanced T1-weighted images with fat suppression (L(20)) and mean

187 intensity of the spleen on contrast-enhanced T1-weighted images with fat suppression (S(20)) on 3D gr

188 fat suppression (S(20)) on 3D gradient-echo T1-weighted images with fat suppression obtained at 20 m

189 Postcontrast T1-weighted images with MT saturation showed superior en

190 nd T2-weighted imaging and three-dimensional T1-weighted imaging with and without contrast material e

191 R examinations, performed at 1.5 T, included T1-weighted imaging with fat and water in phase and grad

192 showed some areas of enhancement better with T1-weighted imaging with MT saturation and other areas b

193 T2-weighted MR cholangiopancreatography and T1-weighted imaging yields higher diagnostic performance