ライフサイエンスコーパス: urography

1 mSv (CT urography) and 7.8 mSv (conventional urography).

2 lled edetic acid (EDTA), and did intravenous urography.

3 ve edema at CT and high-grade obstruction at urography.

4 ric edema at CT but low-grade obstruction at urography.

5 occurred in the unfilled ureter at index CT urography.

6 diagnostic information than does intravenous urography.

7 s in diagnostic image quality relative to CT urography.

8 s of 2600 consecutive patients undergoing CT urography.

9 rior replacement of conventional intravenous urography.

10 comparable or even lower than that in X-ray urography.

11 y and 11 patients examined with conventional urography.

12 hen imaging protocols are established for CT urography.

13 imes higher than those in conventional X-ray urography.

14 .5 times the radiation risk for conventional urography.

15 y suspected, underwent multi-detector row CT urography.

16 ted kidneys was identified correctly with MR urography.

17 edema at CT and a nonobstructing calculus at urography, 21 had limited edema at CT and low-grade obst

18 UP CT urography after injection of a diuretic has a higher les

19 e abdomen of eight patients examined with CT urography and 11 patients examined with conventional uro

20 5% (117 of 157), and 95% (649 of 681) for CT urography and 95% (142 of 149), 92% (634 of 689), 93% (7

21 the majority of patients requiring excretory urography and a superior replacement of conventional int

22 CT is a suitable replacement for intravenous urography and angiography in the assessment of living re

23 rs, CT urography replaced conventional X-ray urography and became the basic imaging technique in our

24 angiography is rapidly replacing intravenous urography and conventional angiography as the imaging mo

25 traditionally used techniques of intravenous urography and conventional radiography.

26 Mean effective dose estimates for CT urography and conventional urography were 14.8 mSv +/- 9

27 Performance characteristics for both CT urography and cystoscopy were determined by using pathol

28 ivalence of DCE dynamic contrast enhanced MR urography and RS renal scintigraphy for measurement of S

29 r the pelvic-torso phantom were 15.9 mSv (CT urography) and 7.8 mSv (conventional urography).

30 ted edema at CT and low-grade obstruction at urography, and 15 had extensive edema at CT and high-gra

31 bined gadolinium-enhanced MR angiography, MR urography, and MR nephrography can accurately depict the

32 1,806 subjects who had undergone intravenous urography between 1994 and 1996 and sent a questionnaire

33 MR urography can be used also to evaluate the urinary tract

34 CT urography combined with cystoscopy is emerging as the di

35 Magnetic resonance urography combines static and dynamic evaluation of the

36 all, historical indications for intravenous urography, CT urography or MR urography is now the prefe

37 CT urography (CTU) employing standard Filtered Back Project

38 Multi-detector row CT urography depicted many clinically diagnosed urinary tra

39 uria or a suspicious renal mass underwent CT urography, during which thinly collimated (1-mm) pyelogr

40 Helical CT and urography equally depicted nonvascular findings.

41 A limited computed tomography urography examination is adequate for the majority of pa

42 provided by a multiphase computed tomography urography examination is beneficial only in a small numb

43 d and calculated skin doses for conventional urography examination, and two-tailed P value significan

44 d and calculated skin doses for conventional urography examinations was 0.95.

45 01, and December 31, 2009, with available CT urography findings in the 12 months prior to surgery or

46 d tomography angiography-computed tomography urography for presurgical evaluation of renal vascular a

47 titution of DCE dynamic contrast enhanced MR urography for RS renal scintigraphy acceptable.

48 men (mean age, 55.5 years), and conventional urography group consisted of six women and five men (mea

49 CT urography group consisted of two women and six men (mean

50 of 29 patients with no abnormalities seen at urography had evidence of perinephric edema at CT.

51 Gadolinium-enhanced 3D spoiled GRE MR urography helped detect 74% of small urothelial carcinom

52 e images obtained from multi-detector row CT urography in 85 patients (57 men, 28 women) were reviewe

53 tory phase images from multi-detector row CT urography in 87 patients (44 women, 43 men; age range, 2

54 xaminations and to extend indications for CT urography in children.

55 CTU may replace conventional X-ray urography in children.

56 omputed tomography directly with intravenous urography in large numbers of patients, confirming the v

57 The high NPV of CT urography in patients with hematuria may obviate cystosc

58 gle-energy nonenhanced CT and dual-energy CT urography in the excretory phase (either 140 and 80 kV [

59 nd at pathologic examination or follow-up CT urography in the same one-third of the ureter and there

60 olling procedure prior to excretory phase CT urography increases the percentage of bladder opacificat

61 Finally, CT urography is a promising alternative to conventional exc

62 Multi-detector row CT urography is a useful method for detecting urinary tract

63 CT urography is an accurate noninvasive test for detecting

64 MR urography is an effective technique for a one-stop-shop

65 However, MR urography is less established and less reliably results

66 or intravenous urography, CT urography or MR urography is now the preferred examination.

67 Conventional X-ray urography is one of the basic imaging techniques in urin

68 arance (PCC) are alternatives to intravenous urography (IVU), renal arteriography (RA), and 24-hr uri

69 ients who underwent conventional intravenous urography (IVU).

70 Standard protocol for CT urography led to higher mean effective dose, approximate

71 computed tomography (CT) and, especially, CT urography make CT the preferred imaging modality for dia

72 pected with DCE dynamic contrast enhanced MR urography, making substitution questionable.

73 as the initial heir apparent to intravenous urography; many years of experience have now clearly dem

74 rast material-enhanced multi-detector row CT urography may be supplemented with intravenous furosemid

75 Mean patient skin doses for conventional urography measured with TLD strips and calculated as ent

76 Mean patient skin doses for CT urography measured with TLD strips and calculated from p

77 Magnetic resonance urography (MRU) has evolved into an effective imaging to

78 computed tomography (CT) (n = 10), excretory urography (n = 6), and retrograde pyelography (n = 8) we

79 Intravenous urography, nephrotomography, and diagnostic angiography

80 d tomography angiography-computed tomography urography not only identifies vascular anatomy but may a

81 onventional and dynamic contrast-enhanced MR urography of the kidneys and urinary tract.

82 underwent unenhanced scanning as part of CT urography; of these, 178 patients did not receive intrav

83 Multiphase computed tomography urography offers a comprehensive evaluation of the urina

84 al indications for intravenous urography, CT urography or MR urography is now the preferred examinati

85 CT and urography played complementary roles in diagnosis.

86 d patients who had undergone at least two CT urography procedures with a minimum 5-year follow-up bet

87 With this technique, CT urography produced a mean opacification score that was n

88 Conventional urography protocol consisted of acquisition of several i

89 CT urography protocol included three volumetric acquisition

90 CT urography provides a detailed anatomic depiction of each

91 During the last two years, CT urography replaced conventional X-ray urography and beca

92 different techniques of computed tomography urography reported in the literature and presents the au

93 lling, and pathologic or 5-year follow-up CT urography results.

94 econdary signs of a mass with other index CT urography sequences.

95 69 years) who underwent 5-year follow-up CT urography, three new tumors were revealed in three patie

96 ivalence of DCE dynamic contrast enhanced MR urography to RS renal scintigraphy was shown, with a sta

97 introduction of multidetector technology, CT urography, to date, has emerged as the initial heir appa

98 Intravenous urography, voiding cysto-urethrography and MRI confirmed

99 ound examination was followed by intravenous urography, voiding cysto-urethrography and MRI of the ab

100 However, the accuracy of CT urography was considerably lower in patients with a prio

101 The NPV of CT urography was higher in patients evaluated for hematuria

102 administration of a diuretic, dual-phase CT urography was performed at 60 seconds (UP) and 5 minutes

103 by 4% when DCE dynamic contrast enhanced MR urography was used compared with that when RS renal scin

104 Intravenous urography was used in only 1% of patients as compared wi

105 estimates for CT urography and conventional urography were 14.8 mSv +/- 90.0 and 9.7 mSv +/- 3.0, re

106 oman; mean age, 73.5 years) who underwent MR urography were ultimately identified to have 23 upper-tr

107 ed approach is a limited computed tomography urography which includes precontrast scanning of the kid

108 en; age range, 35-91 years) had undergone CT urography, which consisted of nonenhanced and pyelograph

109 CT urography with a multi-detector row scanner and suppleme

110 the level comparable with conventional X-ray urography with better visualization of the urinary tract

111 CT urography with supplemental saline administration, perfo

112 ed individuals who had undergone intravenous urography with views of both hips, and 1,729 community-d

113 mising alternative to conventional excretory urography, with the potential to simplify the imaging ev

114 Targeted delayed scanning at CT urography yielded no additional ureteral tumors and resu