ライフサイエンスコーパス: T1-weighted image

1 ted side (hypersignal on gadolinium-enhanced T1-weighted images).

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

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

4 ge and liver enhancement were assessed using T1 weighted images.

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

6 Cast appeared hyperintense on nonenhanced T1-weighted images.

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

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

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

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

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

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

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

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

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

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

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

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

19 gnetic resonance imaging was used to acquire T1-weighted images.

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

21 Edema was measured on T1-weighted images.

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

23 same anatomical location prescribed for the T1-weighted images.

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

25 ved for each individual from high-resolution T1-weighted images.

26 nt map), and dynamic contrast-enhanced axial T1-weighted images.

27 segmentation of the medial temporal lobe on T1-weighted images.

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

29 0.97, 0.95, and 0.92 when replacing only the T1-weighted images.

30 on T2-weighted and dynamic contrast-enhanced T1-weighted images.

31 ion recovery images or as hypointensities on T1-weighted images.

32 geneous contrast enhancement on postcontrast T1-weighted images.

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

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

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

36 iologist performed qualitative evaluation of T1-weighted images.

37 f precontrast and postcontrast fat-saturated T1-weighted images.

38 No enhancement was seen on post-contrast T1-weighted images.

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

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

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

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

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

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

45 94 with DIR, and 0.99 with contrast-enhanced T1-weighted imaging.

46 aseline and 1-year spinal cord 3-dimensional T1-weighted images (1mm isotropic) were obtained from 28

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

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

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

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

51 in vivo was performed by acquiring spin-echo T1-weighted images after sequential administration of a

52 transpedal MR lymphangiography at 1.5 T with T1-weighted imaging after interstitial pedal of gadolini

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

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

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

56 4.7 (standard deviation) to 5.19 +/- 6.3 on T1-weighted images and decreased from 14.73 +/- 7.4 to 0

57 enerate T1-weighted images from postcontrast T1-weighted images and FLAIR images from T2-weighted ima

58 d, and scenarios were simulated in which the T1-weighted images and FLAIR images were missing.

59 I ranged from 0.82 to 0.92 for the generated T1-weighted images and from 0.76 to 0.92 for the generat

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

61 typically have low to intermediate signal on T1-weighted images and high signal on T2-weighted images

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

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

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

65 ually segmented T2-weighted and postcontrast T1-weighted images and initialized using random-weights

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

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

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

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

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

71 Inversion recovery T1-weighted images and T1 maps, pre- and post-contrast,

72 d lesions detected only on contrast-enhanced T1-weighted images and the assessment of interval progre

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

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

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

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

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

78 dict AAM significantly from brain structure (T1-weighted imaging and DTI) with accuracies of 73 -78%

79 eiving active DBS underwent 1.5- or 3-T MRI (T1-weighted imaging and gradient-recalled echo [GRE]-ech

80 ar or arc lesions with hypointense signal on T1-weighted imaging and hyperintense signal on T2- and p

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

82 s the predicted age difference defined using T1-weighted images, and at a voxel-based level as the an

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

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

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

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

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

88 cerebral blood flow (CBF), contrast-enhanced T1-weighted imaging, and relaxation time constants T1 an

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

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

91 2D T1-weighted imaging + PDFS imaging vs 3D T1-weighted imaging), as was sensitivity (per-lesion ana

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

93 ltiple neuroimaging biomarkers obtained from T1-weighted images at 4-6 years.

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

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

96 ed inversion recovery, and contrast-enhanced T1-weighted imaging at 3 T.

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

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

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

100 MRI tumor enhancement was assessed on T1-weighted images before and up to 30 minutes after inj

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

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

103 the tibia were determined using the standard T1-weighted images (BMFV(T1) and BMFF(T1), respectively)

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

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

106 2-weighted imaging (T2WI), contrast-enhanced T1-weighted imaging (CE-T1WI), and apparent diffusion co

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

108 nd 88 control subjects using high-resolution T1-weighted images, collected from a 3.0-Tesla magnetic

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

110 ole-brain analysis on the Jacobian-modulated T1-weighted images controlled for variances of cerebral

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

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

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

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

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

116 e metabolic imaging, free-water imaging, and T1-weighted imaging; dopaminergic imaging and other mole

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

118 at requires T1-weighted images, postcontrast T1-weighted images, fluid-attenuated inversion recovery

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

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

121 d white matter lesion segmentation and 3.0-T T1-weighted images for cortical surface reconstruction a

122 T1-weighted images from 1680 healthy individuals and 884

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

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

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

126 d using 210 glioblastomas (GBMs) to generate T1-weighted images from postcontrast T1-weighted images

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

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

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

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

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

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

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

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

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

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

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

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

139 urements were superior to those derived from T1-weighted images in identifying age-related atrophy.

140 e dentate nucleus is increased in unenhanced T1-weighted images in patients who have undergone multip

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

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

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

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

145 g morphological brain networks (derived from T1-weighted images) in both healthy and disordered popul

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

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

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

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

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

151 and to evaluate the association of baseline T1-weighted imaging metrics with clinical outcomes in re

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

153 otropy (FA), mean diffusivity (MD), and from T1-weighted imaging (n = 333), subcortical volumes and c

154 2D T1-weighted imaging + PDFS imaging vs 3D T1-weighted imaging; observer 2: P < .001 for 2D T1-weig

155 2D T1-weighted imaging + PDFS imaging vs 3D T1-weighted imaging; observer 2: P = .006 for 2D T1-weig

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

157 volumetric analyses were performed using 3T T1-weighted images obtained from the 4-Repeat Tauopathy

158 disorder, and autism spectrum disorder using T1-weighted images of 5604 subjects (3078 controls and 2

159 cesses using a publicly available library of T1-weighted images of healthy brains.

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

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

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

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

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

165 in in AN we used 7 T neuroimaging to acquire T1-weighted images optimized for intracortical myelin fr

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

167 were manually segmented on three-dimensional T1-weighted images; other brain volumes were additionall

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

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

170 1: P < .001 for 2D T1-weighted imaging vs 3D T1-weighted imaging, P < .001 for 2D T1-weighted imaging

171 2: P < .001 for 2D T1-weighted imaging vs 3D T1-weighted imaging, P < .001 for 2D T1-weighted imaging

172 1: P < .001 for 2D T1-weighted imaging vs 3D T1-weighted imaging, P = .006 for 2D T1-weighted imaging

173 2: P = .006 for 2D T1-weighted imaging vs 3D T1-weighted imaging, P = .006 for 2D T1-weighted imaging

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

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

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

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

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

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

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

181 n-sensitive imaging, iron-sensitive imaging, T1-weighted imaging), positron emission tomography/singl

182 for brain lesion segmentation that requires T1-weighted images, postcontrast T1-weighted images, flu

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

184 The median MSE for the generated T1-weighted images ranged from 0.005 to 0.013, and the m

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

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

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

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

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

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

191 T1-weighted images revealed no signal intensity abnormal

192 Enhanced lesions on postcontrast T1-weighted images served as the ground truth.

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

194 T1-weighted images showed hyperintense vagus medullar st

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

196 T1-weighted imaging showed a significantly lower contras

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

198 using various neuroimaging modalities (i.e., T1-weighted imaging (T1), diffusion tensor imaging (DTI)

199 ed a cross-sectional multicenter study using T1-weighted imaging (T1WI) data collected between May 20

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

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

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

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

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

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

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

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

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

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

210 th radiomics features from contrast-enhanced T1-weighted images, to train a stacking ensemble of 13 m

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

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

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

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

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

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

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

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

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

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

221 ested using 11 550 manually segmented native T1-weighted images was used to segment the myocardium fo

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

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

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

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

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

227 T1-weighted images were acquired longitudinally and proc

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

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

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

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

232 "Synthetic" T1-weighted images were generated from the T1 exponentia

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

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

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

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

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

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

239 Three-dimensional T1-weighted images were preprocessed into voxel-based gr

240 enhanced (gadoterate meglumine, 0.1 mmol/kg) T1-weighted images were separately assessed for new or e

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

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

243 T1-weighted images were used to quantify mean cortical t

244 xel-wise grey matter density (GMD) maps from T1-weighted images were used to train and test (using re

245 Axial T2-weighted and sagittal T1-weighted images were used.

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

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

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

249 the manuscript only presents a post-contrast T1-weighted image, whereas multiple MRI-sequences need t

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

251 , and on two dimensional (D)-weighted and 3D T1-weighted images (WI) by using FMRIB's Integrated Regi

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

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

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

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

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

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

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

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

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

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

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