ライフサイエンスコーパス: thallium-201

1 oing maximal exercise perfusion imaging with thallium-201.

2 ences between technetium-labeled tracers and thallium-201.

3 e results are similar to those obtained with thallium-201.

4 se with two-dimensional echocardiography and thallium-201 ((201)Tl) tomography before coronary bypass

5 prospectively compared myocardial uptake of thallium-201 (201Tl) at rest with rest technetium-99m (9

6 puter-generated polar maps of the myocardial thallium-201 activity.

7 ,173 consecutive patients who underwent rest thallium-201/adenosine technetium-99m sestamibi MPS, 254

8 T protocol used separate acquisition of rest thallium-201 and adenosine Tc-99m sestamibi and was visu

9 Rest thallium-201 and exercise 99mTc-sestamibi or 99mTc-tetro

10 Thallium-201 brain SPECT appears to be a useful noninvas

11 Thallium-201 brain SPECT is a sensitive and specific met

12 choice has been expanded to include not only thallium-201 but also technetium-based imaging agents su

13 he positive predictive value of a reversible thallium-201 defect (r=0.70), increasing sixfold from lo

14 Thallium-201 demonstrates significantly greater tumor av

15 tress technetium-99m (Tc-99m) sestamibi/rest thallium-201 dual-isotope myocardial perfusion single-ph

16 over clinical and exercise variables of rest thallium-201/exercise technetium-99m sestamibi single-ph

17 Thallium-201 gated SPECT imaging can be effectively perf

18 iomyopathy using rest and 4 h redistribution thallium-201 imaging and dobutamine technetium-99m sesta

19 y of detection of coronary artery disease by thallium-201 imaging is high, the actual detection of 3V

20 value of routine noninvasive testing--stress thallium-201 imaging, rest two-dimensional echocardiogra

21 atment with thrombolytic therapy and who had thallium-201 myocardial infarct-size measurements perfor

22 1994) identified 10 reports on dipyridamole-thallium-201 myocardial perfusion (1,994 patients) and 5

23 strated the prognostic value of dipyridamole-thallium-201 myocardial perfusion and dobutamine echocar

24 chocardiography (chi-square 9.21) and stress thallium-201 myocardial perfusion imaging (chi-square 16

25 ansient ischemic dilation (TID) after stress thallium-201 myocardial perfusion imaging and to provide

26 omography) myocardial perfusion imaging with thallium-201 (n=173) or technetium-99m sestamibi (n=72)

27 hic myocardial perfusion images using either thallium-201 or technetium-99m sestamibi, and no previou

28 g (99m)Tc (or (124)I) for cell detection and thallium 201 (or ammonia 13) for myocardial delineation.

29 only a single abnormal coronary territory by thallium-201 perfusion imaging does not necessarily conf

30 I/D genotyping, predischarge adenosine-thallium-201 perfusion tomography and radionuclide angio

31 ainty interval, 9 to 58) for a dual-isotope (thallium-201 plus technetium-99m) scan.

32 nergy (14- to 27-fold) than for dipyridamole-thallium-201 redistribution (4-fold); wider confidence i

33 attern (4.8% in 83 patients) and one or more thallium-201 redistribution abnormality (18.6% in 97 pat

34 life, and cardiac perfusion (as assessed by thallium-201 scanning) were evaluated at base line and 3

35 the left ventricle on stress/redistribution thallium-201 scintigraphy has been shown to be a clinica

36 Thallium-201 scintigraphy has very high specificity (100

37 oring, exercise treadmill testing and stress thallium-201 scintigraphy.

38 cise have a high incidence of false positive thallium-201 single-photon emission computed tomographic

39 formally compare the diagnostic accuracy of thallium-201 single-photon emission computed tomographic

40 This is a prospective study using exercise thallium-201 single-photon emission computed tomography

41 and incremental prognostic value of exercise thallium-201 single-photon-emission computed tomography

42 patients undergoing symptom-limited exercise thallium-201 SPECT between September, 1990, and December

43 Thallium-201 SPECT may be less specific than previously

44 We identified 323 patients undergoing thallium-201 SPECT myocardial perfusion imaging who eith

45 en, age 77+/-3 years) who underwent exercise thallium-201 SPECT were followed up for a median duratio

46 myocardial ischemia as assessed by exercise thallium-201 SPECT.

47 Normal thallium-201 stress myocardial perfusion imaging 1 year

48 All patients had a dual isotope (rest thallium-201, stress sestamibi) study performed during t

49 hocardiography (DSE) and rest-redistribution thallium-201 (T1-201) scintigraphy.

50 uracy to dobutamine echocardiography (DE) or thallium 201 (Tl(201)) scintigraphy.

51 Several centers used thallium-201 (Tl-201) as an alternative radiotracer for

52 ht to determine the significance of abnormal thallium-201 (Tl-201) lung uptake on stress imaging in t

53 mole technetium-99m (Tc-99m) tetrofosmin and thallium-201 (Tl-201) single-photon emission computed to

54 fluence of estimated functional capacity and thallium-201 (Tl-201) single-photon emission computed to

55 aphy (MCE), quantitative rest-redistribution thallium-201 (Tl-201) tomography and low and high dose (

56 a corresponding perfusion defect as shown by thallium-201 tomography (sensitivity 96%).

57 ed 109 patients who underwent both adenosine thallium-201 tomography and coronary angiography at 6.7

58 ght ventricular pacemaker underwent exercise thallium-201 tomography and coronary angiography within

59 Thus, results of adenosine thallium-201 tomography are nearly always abnormal in pa

60 sought to ascertain the utility of adenosine thallium-201 tomography for assessing graft stenoses lat

61 Adenosine thallium-201 tomography was assessed quantitatively by c

62 eveloped from several clinical, exercise and thallium-201 variables in a training population of 264 p