xenon radioisotopes

Summary

Summary: Unstable isotopes of xenon that decay or disintegrate emitting radiation. Xe atoms with atomic weights 121-123, 125, 127, 133, 135, 137-145 are radioactive xenon isotopes.

Top Publications

  1. Hemmingsen R, Vorstrup S, Clemmesen L, Holm S, Tfelt Hansen P, Sørensen A, et al. Cerebral blood flow during delirium tremens and related clinical states studied with xenon-133 inhalation tomography. Am J Psychiatry. 1988;145:1384-90 pubmed
    ..The results suggest that delirium tremens and related clinical states represent a type of acute brain syndrome mainly characterized by CNS hyperexcitability. ..
  2. Lindner P, Tolli J, Naredi P, Oman M, Hafstrom L. Blood flow in liver tumors--effects of vasoactive drugs estimated with xenon (133Xe) clearance. Hepatogastroenterology. 2004;51:781-6 pubmed
    ..Angiotensin II 8 mg i.v. was the only drug, which increased the quotient. None of the other tested drugs were supporting previous presented results on influencing tumor blood flow. ..
  3. Saey P, Bowyer T, Ringbom A. Isotopic noble gas signatures released from medical isotope production facilities--simulations and measurements. Appl Radiat Isot. 2010;68:1846-54 pubmed publisher
    ..Based on these results, it should be possible to better understand, interpret and verify signals measured in the noble gas measurement systems in the International Monitoring of the Comprehensive Nuclear-Test-Ban Treaty. ..
  4. Eker C, Hagstadius S, Linden A, Schalén W, Nordström C. Neuropsychological assessments in relation to CBF after severe head injuries. Acta Neurol Scand. 2001;104:142-7 pubmed
    ..A correlation was found between the individual CBF level and neuropsychological outcome 1 year after injury, particularly with regard to verbal memory capacity, reasoning capacity, and information processing speed. ..
  5. Londos E, Passant U, Risberg J, Gustafson L, Brun A. Contributions of other brain pathologies in dementia with lewy bodies. Dement Geriatr Cogn Disord. 2002;13:130-48 pubmed
    ..The case study approach reveals the complexity of the clinico-pathological relationships in dementia that might otherwise be lost in the analysis of larger group data. ..
  6. Hoffman E, Chon D. Computed tomography studies of lung ventilation and perfusion. Proc Am Thorac Soc. 2005;2:492-8, 506 pubmed
    ..These dynamic CT methods for the study of regional lung function are discussed in the context of other methods that have been used to study heterogeneity of lung function. ..
  7. Clausen T, Kaastrup P, Stallknecht B. Effect of insulin catheter wear-time on subcutaneous adipose tissue blood flow and insulin absorption in humans. Diabetes Technol Ther. 2009;11:575-80 pubmed publisher
    ..Insertion of a Teflon insulin catheter into the SAT results in increased ATBF and faster absorption of insulin aspart in a period of 4 days without any change in the total amount of insulin aspart absorbed. ..
  8. Henriksen O, Kruuse C, Olesen J, Jensen L, Larsson H, Birk S, et al. Sources of variability of resting cerebral blood flow in healthy subjects: a study using ¹³³Xe SPECT measurements. J Cereb Blood Flow Metab. 2013;33:787-92 pubmed publisher
    ..This implies that a large fraction of CBF variability may be due to unknown factors such as differences in neuron density or metabolism that could be subject for further studies. ..
  9. Uchiyama H, Uchiyama M, Shishikura A, Hoshi Y, Mori Y, Tominaga S. Bronchiolitis obliterans after bone marrow transplantation: evaluation with lung scintigraphy. Int J Hematol. 1998;68:213-20 pubmed

More Information

Publications112 found, 100 shown here

  1. Watanabe S, Osa A, Sekine T, Ishioka N, Koizumi M, Kojima T, et al. Production of radioactive endovascular stents by implantation of 133Xe ions. Appl Radiat Isot. 1999;51:197-202 pubmed
    ..Neointimal thickening was analyzed by histomorphometry for samples taken 4 weeks after stent implantation. The results indicate that the radioactive stents have a potential to suppress neointimal hyperplasia in rabbits. ..
  2. Hagendorff A, Kölsch C, Dettmers C, Hartmann A, Pfeiffer D, Luderitz B. [Is brain blood supply affected by changes in cardiac volume? Measurements of brain blood supply in healthy subjects during volume overload and in patients with artificial pacemaker by changing the pacing rate]. Z Kardiol. 2001;90:35-42 pubmed
    ..It can be discussed whether or not indication and optimizing of pacemaker therapy has to be additionally analyzed by determination of endorgan perfusion. ..
  3. Stern Y, Alexander G, Prohovnik I, Mayeux R. Inverse relationship between education and parietotemporal perfusion deficit in Alzheimer's disease. Ann Neurol. 1992;32:371-5 pubmed
    ..We conclude that education or its covariates or both may provide a reserve that compensates for the neuropathological changes of AD and delays the onset of its clinical manifestations. ..
  4. Karasen R, Varoglu E, Yildirim M, Eryilmaz K, Sutbeyaz Y, Sirin S. Evaluation of eustachian tube function with ventilation scintigraphy by using 133Xe gas. J Laryngol Otol. 1999;113:509-11 pubmed
    ..Although the number of patients is limited, the test seems to be applicable with a success rate of about 74 per cent. ..
  5. Knutsson L, Stahlberg F, Wirestam R, van Osch M. Effects of blood ?R2* non-linearity on absolute perfusion quantification using DSC-MRI: comparison with Xe-133 SPECT. Magn Reson Imaging. 2013;31:651-5 pubmed publisher
    ..The results did not, however, confirm the superiority of one model over the other, potentially because realistic AIF signal data may well originate from a combination of blood and surrounding tissue. ..
  6. Agee R, Long J, Hunt J, Petroff P, Lull R, Mason A, et al. Use of 133xenon in early diagnosis of inhalation injury. J Trauma. 1976;16:218-24 pubmed
    ..The group of patients whose expected mortality lay between 40 and 59% were most notably affected. One hundred per cent (five of five) of those with inhalation injury died; only one of eight without inhalation injury died. ..
  7. Boushel R, Langberg H, Olesen J, Nowak M, Simonsen L, Bulow J, et al. Regional blood flow during exercise in humans measured by near-infrared spectroscopy and indocyanine green. J Appl Physiol (1985). 2000;89:1868-78 pubmed
    ..Due to its high spatial and temporal resolution, the technique may be useful for determining regional blood flow distribution and regulation during exercise in humans...
  8. Civelek A, Wang E, Barr L, Urban B, Eng J. Asymptomatic large main pulmonary artery thromboembolism with a low-probability ventilation-perfusion lung scan. Clin Nucl Med. 2001;26:216-20 pubmed
  9. Strauss G, Høgh P, Møller K, Knudsen G, Hansen B, Larsen F. Regional cerebral blood flow during mechanical hyperventilation in patients with fulminant hepatic failure. Hepatology. 1999;30:1368-73 pubmed
    ..It is speculated that this change of rCBF in patients with FHF may render the frontal brain regions more susceptible to hypoxia. The relative frontal rCBF decrease was shown to be reversible with hepatic recovery and alleviation of HE. ..
  10. Larsen F, Strauss G, Knudsen G, Herzog T, Hansen B, Secher N. Cerebral perfusion, cardiac output, and arterial pressure in patients with fulminant hepatic failure. Crit Care Med. 2000;28:996-1000 pubmed
  11. Borgwardt L, Danielsen E, Børch K, Thomsen C, Højgaard L. [Prognostic value of PET and MRS in the assessment of cerebral status of children]. Ugeskr Laeger. 2002;164:642-4 pubmed
    ..The case shows the importance of using multimodality functional imaging techniques to assess the cerebral status of infants for prognosis and course of treatment. ..
  12. Heissler H, Konig K, Rickels E. Assessment of cerebral blood flow by means of blood-flow-volume measurement. Stroke. 2003;34:e239 pubmed
  13. Goossens G, Karpe F. Human adipose tissue blood flow and micromanipulation of human subcutaneous blood flow. Methods Mol Biol. 2008;456:97-107 pubmed publisher
  14. Schöppner M, Plastino W, Hermanspahn N, Hoffmann E, Kalinowski M, Orr B, et al. Atmospheric transport modelling of time resolved 133Xe emissions from the isotope production facility ANSTO, Australia. J Environ Radioact. 2013;126:1-7 pubmed publisher
    ..The results are compared with each other in order to examine the improvement of the prediction capability depending on the used time resolution of the most dominant source term in the region. ..
  15. Børsheim E, Jansson P. Experiences of the 14C-ethanol technique for blood flow measurements in human subcutaneous adipose tissue. Life Sci. 1998;62:967-72 pubmed
    ..However, there was a great range of values, and no correlation between the 14C-ethanol technique and 133Xe-clearance was found. Our data indicate that the 14C-ethanol technique can not be recommended in its current form. ..
  16. Cantinho G. Pulmonary scintigraphy in chronic obstructive pulmonary disease. Pediatr Pulmonol Suppl. 2004;26:238-9 pubmed
  17. Summers L. Adipose tissue metabolism, diabetes and vascular disease--lessons from in vivo studies. Diab Vasc Dis Res. 2006;3:12-21 pubmed
    ..A systems biology approach, combining in vivo techniques with genomics, proteomics and metabolomics, will clarify links between adipose tissue and vascular disease. ..
  18. Vedung T, Jorfeldt L, Henriksson J. Intravenous adrenaline infusion causes vasoconstriction close to an intramuscular microdialysis catheter in humans. Clin Physiol Funct Imaging. 2010;30:399-405 pubmed publisher
    ..01. The present results are consistent with the hypothesis that the small muscle injury caused by the inserted microdialysis catheter influences the vascular reactivity to adrenaline in a vasoconstrictive direction. ..
  19. Grant F, Treves S. Nuclear medicine and molecular imaging of the pediatric chest: current practical imaging assessment. Radiol Clin North Am. 2011;49:1025-51 pubmed publisher
    ..The introduction of PET (mostly using (18)F-FDG) has transformed pediatric nuclear oncology, particular for imaging malignancies in the chest. ..
  20. Bruyant P, Sau J, Mallet J, Bonmartin A. Regional cerebral blood flow determination using 133Xe and a standard rotating gamma-camera. Comput Biol Med. 1998;28:27-45 pubmed
    ..It is tested using a computer simulation of a cerebral exam and a simplified CBF map as a model. The results obtained show that this method is relevant and can be tested in clinical studies. ..
  21. Ogasawara K, Ogawa A, Yoshimoto T. Cerebrovascular reactivity to acetazolamide and outcome in patients with symptomatic internal carotid or middle cerebral artery occlusion: a xenon-133 single-photon emission computed tomography study. Stroke. 2002;33:1857-62 pubmed
    ..The present study demonstrated that reduced rCVR to acetazolamide as determined by 133Xe SPECT is significantly associated with an increased risk of stroke recurrence in patients with symptomatic MCA or ICA occlusion. ..
  22. Holmström A, Akeson J. Desflurane increases intracranial pressure more and sevoflurane less than isoflurane in pigs subjected to intracranial hypertension. J Neurosurg Anesthesiol. 2004;16:136-43 pubmed
    ..The present study showed that desflurane increased ICP more and sevoflurane less than isoflurane during normoventilation, but the differences disappeared with hyperventilation. ..
  23. Chon D, Simon B, Beck K, Shikata H, Saba O, Won C, et al. Differences in regional wash-in and wash-out time constants for xenon-CT ventilation studies. Respir Physiol Neurobiol. 2005;148:65-83 pubmed
  24. Mathews J, Maurer A, Steiner R, Marchetti N, Criner G, Gaughan J, et al. New 133Xe gas trapping index for quantifying severe emphysema before partial lung volume reduction. J Nucl Med. 2008;49:771-5 pubmed publisher
    ..Because this GTI provides a more functional assessment of gas trapping and airway disease, these results suggest that additional study is warranted to investigate its use as a functional measure of emphysema before and after LVR. ..
  25. Slosman D, Jolliet P, Nicod L. [Value and limitation of pulmonary scintigraphy in the diagnosis of pulmonary embolism]. Schweiz Med Wochenschr. 1991;121:1638-44 pubmed
    ..The characteristics of perfusion lung scan are reviewed. The added diagnostic value of standard chest X-ray and of ventilation scan is discussed, as well as its use in the intensive care unit...
  26. Rousseaux M, Froger J, Kozlowski O, Steinling M. [Cerebral blood flow disturbances after anterior choroidal artery infarcts. Anatomical and functional correlates]. Rev Neurol (Paris). 2001;157:187-97 pubmed
    ..Subcortical and cortical consequences both contribute to explain the motor and cognitive deficits and disability. ..
  27. Komatani A, Sugai Y, Hosoya T. Development of "super rapid dynamic SPECT," and analysis of retention process of 99mTc-ECD in ischemic lesions: comparative study with 133Xe SPECT. Ann Nucl Med. 2004;18:489-94 pubmed
    ..This tolerance may be the main cause of the nonlinear relationship between ECD accumulation and cerebral blood flow. ..
  28. Kawakami K, Shimada T, Tominaga S, Mori Y, Goto E, Hirasawa Y. [Pulmonary distribution of 99mTc-technegas--a comparative study of radioactive inert gases]. Nihon Kyobu Shikkan Gakkai Zasshi. 1992;30:1781-7 pubmed
    ..This result suggests that 99mTc-gas can be used to evaluate ventilatory function even in patients with chronic obstructive pulmonary diseases...
  29. Lawrence E, Brain S. Altered microvascular reactivity to endothelin-1, endothelin-3 and NG-nitro-L-arginine methyl ester in streptozotocin-induced diabetes mellitus. Br J Pharmacol. 1992;106:1035-40 pubmed
    ..The effect of the nitric oxide synthase inhibitor L-NAME is also suppressed in the diabetics, suggesting that there may be decreased local production of, or response, to nitric oxide. ..
  30. Suga K, Kawakami Y, Yamashita T, Zaki M, Matsunaga N. Characterization of 133Xe gas washout in pulmonary emphysema with dynamic 133Xe SPECT functional images. Nucl Med Commun. 2006;27:71-80 pubmed
    ..Direct comparison of regional T1/2 and MTT values on functional images may contribute to the demarcation of lung pathology of these two disorders. ..
  31. Stocki T, Armand P, Heinrich P, Ungar R, D Amours R, Korpach E, et al. Measurement and modelling of radioxenon plumes in the Ottawa Valley. J Environ Radioact. 2008;99:1775-88 pubmed publisher
    ..The meteorological models of the two organizations are in good agreement on the origin and the source terms of these releases. ..
  32. Wood M, Hong A, Cross W, Nunes J, Leon J. Calibration of a portable tritium-in-air monitor for various radioactive gases. Health Phys. 1997;72:423-30 pubmed
    ..It is also shown that the monitor's ability to accurately assess tritium-in-air hazards would be seriously compromised by the presence of other radioactive gases...
  33. Joshi S, Meyers P, Pile Spellman J, Wang M, Sahlein D. Intracarotid verapamil decreases both proximal and distal human cerebrovascular resistance. Anesthesiology. 2004;100:774-81 pubmed
    ..Furthermore, it is feasible to investigate segmental effects of drugs in human subjects by measuring changes in pressure gradients within the cerebral arteries and simultaneous Xe cerebral blood flow measurements. ..
  34. Soler X, Hoh C, Test V, Kerr K, Marsh J, Morris T. Single photon emission computed tomography in chronic thromboembolic pulmonary hypertension. Respirology. 2011;16:131-7 pubmed publisher
    ..76.8?±?4.2%, respectively; P?=?0.092). The SPECT is more sensitive than planar perfusion scanning for identifying obstructed segments in CTEPH. However, even SPECT under-represents the true extent of the vascular occlusions in CTEPH. ..
  35. Apple M, Waksman R, Chan R, Vodovotz Y, Fournadjiev J, Bass B. Radioactive 133-Xenon gas-filled balloon to prevent restenosis: dosimetry, efficacy, and safety considerations. Circulation. 2002;106:725-9 pubmed
    ..24 with 15 Gy, and 0.12+/-0.89 with 7.5 Gy versus 0.76+/-0.08 with control P<0.001. 133Xe gas-filled balloon is feasible and effective in the reduction of neointima formation in the porcine model and safe for use in coronary arteries. ..
  36. Rothoerl R, Schebesch K, Faltermeier R, Woertgen C, Brawanski A. Lack of correlation between Xenon133 and near infrared spectroscopy/indocyanine green rCBF measurements. Neurol Res. 2003;25:528-32 pubmed
    ..In view of our findings, we have serious reservations in the potential of this technique. ..
  37. Pindzola R, Sashin D, Nemoto E, Kuwabara H, Wilson J, Yonas H. Identifying regions of compromised hemodynamics in symptomatic carotid occlusion by cerebrovascular reactivity and oxygen extraction fraction. Neurol Res. 2006;28:149-54 pubmed
    ..Future studies are needed to understand whether those remaining regions with compromised CVR are also at increased stroke risk despite normal OEF. ..
  38. Knutsson L, Börjesson S, Larsson E, Risberg J, Gustafson L, Passant U, et al. Absolute quantification of cerebral blood flow in normal volunteers: correlation between Xe-133 SPECT and dynamic susceptibility contrast MRI. J Magn Reson Imaging. 2007;26:913-20 pubmed
    ..The use of DSC-MRI typically results in overestimated absolute perfusion estimates and the present study indicates that this trend is further enhanced by the use of high magnetic field strength (3T). ..
  39. Lawrence E, Brain S. Responses to endothelins in the rat cutaneous microvasculature: a modulatory role of locally-produced nitric oxide. Br J Pharmacol. 1992;106:733-8 pubmed
    ..Hence, it is suggested that in conditions where endogenous NO release is reduced, vasoconstrictor agents such as the endothelins could induce a dangerous decrease in blood flow possibly leading to ischaemia and tissue necrosis. ..
  40. Filuk R, Berezanski D, Easton P, Anthonisen N. High-frequency oscillatory ventilation may increase airway closure. Respir Physiol. 1988;74:163-75 pubmed
    ..We conclude that in normal subjects at low lung volumes, HFOV may enhance airway closure, though other explanations are possible. ..
  41. Blaak E, van Baak M, Kemerink G, Pakbiers M, Heidendal G, Saris W. Total forearm blood flow as an indicator of skeletal muscle blood flow: effect of subcutaneous adipose tissue blood flow. Clin Sci (Lond). 1994;87:559-66 pubmed
    ..05), whereas in the obese this value was similar during rest and during isoprenaline infusion.(ABSTRACT TRUNCATED AT 250 WORDS) ..
  42. Andersen A, Friberg H, Schmidt J, Hasselbalch S. Quantitative measurements of cerebral blood flow using SPECT and [99mTc]-d,l-HM-PAO compared to xenon-133. J Cereb Blood Flow Metab. 1988;8:S69-81 pubmed
    ..yields absolute rCBF values (ml/g/min) directly from the corrected HM-PAO images.(ABSTRACT TRUNCATED AT 400 WORDS)..
  43. Benstead K, Moore J. Vascular function and the probability of skin necrosis after photodynamic therapy: an experimental study. Br J Cancer. 1988;57:451-4 pubmed
    ..However, the latter showed significantly greater improvement in vascular function on days 2, 3 and 4. This suggests that the timing and extent of recovery of blood flow determined the risk of necrosis in individual mice...
  44. Nikolaou P, Whiting N, Eschmann N, Chaffee K, Goodson B, Barlow M. Generation of laser-polarized xenon using fiber-coupled laser-diode arrays narrowed with integrated volume holographic gratings. J Magn Reson. 2009;197:249-54 pubmed publisher
    ..Additionally, an anomalous dependence of P(Xe) on the xenon density within the OP cell is reported-including high P(Xe) values (>10%) at high xenon partial pressures (approximately 1000 torr)...
  45. Hernando Harder A, Serra J, Azpiroz F, Milá M, Aguade S, Malagelada C, et al. Colonic responses to gas loads in subgroups of patients with abdominal bloating. Am J Gastroenterol. 2010;105:876-82 pubmed publisher
    ..We sought to evaluate colonic gas accommodation, ileocecal competence, and colonic clearance in subgroups patients with abdominal bloating...
  46. Orr B, Schöppner M, Tinker R, Plastino W. Detection of radioxenon in Darwin, Australia following the Fukushima Dai-ichi nuclear power plant accident. J Environ Radioact. 2013;126:40-4 pubmed publisher
  47. Harvey C, O Doherty M, Page C, Thomas S, Nunan T, Treacher D. Effect of a spacer on pulmonary aerosol deposition from a jet nebuliser during mechanical ventilation. Thorax. 1995;50:50-3 pubmed
    ..The current study was designed to demonstrate whether similar improvements could be demonstrated in vivo...
  48. Nobler M, Sackeim H, Prohovnik I, Moeller J, Mukherjee S, Schnur D, et al. Regional cerebral blood flow in mood disorders, III. Treatment and clinical response. Arch Gen Psychiatry. 1994;51:884-97 pubmed
    ..Global and regional deficits in cerebral blood flow and glucose metabolism have been reported in major depression, but there is limited information on the effects of somatic treatment and clinical recovery on these abnormalities...
  49. Morrell N, Nijran K, Jones B, Biggs T, Seed W. The limitations of posterior view ventilation scanning in the diagnosis of pulmonary embolism. Nucl Med Commun. 1993;14:983-8 pubmed
  50. Dib N, Bajwa T, Shalev Y, Nesto R, Schmidt D. Validation of Doppler FloWire for measurement of coronary flow reserve in humans. Cathet Cardiovasc Diagn. 1998;45:382-5 pubmed
    ..c.(r=0.87; P=0.0001) or i.v.(r=0.78; P=0.0001). CFR obtained by DFW following i.c. and i.v. adenosine correlated well (r=0.79; P=0.0001). i.c. adenosine has fewer side effects. Both DFW and 133Xe are comparable in measuring CFR in humans...
  51. McAdams H, Hatabu H, Donnelly L, Chen Q, Tadamura E, MacFall J. Novel techniques for MR imaging of pulmonary airspaces. Magn Reson Imaging Clin N Am. 2000;8:205-19 pubmed
    ..Oxygen-enhanced imaging has the major advantages of lower cost and ready availability. For oxygen-enhanced imaging, the MR imaging system does not need to be readjusted; imaging is performed at the conventional hydrogen proton frequency...
  52. Altes T, Rehm P, Harrell F, Salerno M, Daniel T, de Lange E. Ventilation imaging of the lung: comparison of hyperpolarized helium-3 MR imaging with Xe-133 scintigraphy. Acad Radiol. 2004;11:729-34 pubmed
    ..To compare hyperpolarized helium-3 (HHe) magnetic resonance imaging (MRI) of the lung with standard Xe-133 lung ventilation scintigraphy...
  53. Kariyo S, Küppers M, Badiger M, Prabhakar A, Jagadeesh B, Stapf S, et al. Morphology and chain dynamics during collapse transition of PNIPAM gels studied by combined imaging, relaxometry and 129Xe spectroscopy techniques. Magn Reson Imaging. 2005;23:249-53 pubmed
    ..7 T. At lower fields, the effect becomes more pronounced and qualitatively different dispersion behaviors between the swollen and the collapsed states are observed...
  54. Saey P, De Geer L. Notes on radioxenon measurements for CTBT verification purposes. Appl Radiat Isot. 2005;63:765-73 pubmed
    ..This paper presents results from data acquired both from regions having a high radioxenon background and from remote low background stations...
  55. Nogawa S. [CBF measurement with xenon-enhanced CT]. Nihon Rinsho. 2006;64 Suppl 7:327-35 pubmed
  56. Komori K, Kamagata S, Hirobe S, Toma M, Okumura K, Muto M, et al. Radionuclide imaging study of long-term pulmonary function after lobectomy in children with congenital cystic lung disease. J Pediatr Surg. 2009;44:2096-100 pubmed publisher
    ..We evaluated the long-term pulmonary function after lobectomy for congenital cystic lung disease, in both infants and children, using radionuclide imaging (RI)...
  57. Kusmierczyk Michulec J, Krysta M, Kalinowski M, Hoffmann E, Bare J. Long-range transport of Xe-133 emissions under convective and non-convective conditions. J Environ Radioact. 2017;175-176:135-148 pubmed publisher
    ..08 and 0.25 mBq/m3. The uncertainty for the simulations with the convective transport included is slighted shifted to the lower values and is in the range between 0.06 and 0.20 mBq/m3. ..
  58. O Riordan T, Zwang J, Smaldone G. Mucociliary clearance in adult asthma. Am Rev Respir Dis. 1992;146:598-603 pubmed
    ..Throughout the 2-h study period, retention by the FL group was significantly greater than that of the NFL group with separation of 95% confidence intervals.(ABSTRACT TRUNCATED AT 250 WORDS)..
  59. White P, Hayward M, Cooper T. Ventilation agents--what agents are currently used?. Nucl Med Commun. 1991;12:349-52 pubmed
    ..Nine (4.5%) hospitals performed perfusion scintigraphy without providing ventilation imaging. Thirty-two (16%) hospitals used more than one agent for ventilation imaging...
  60. Dienstl E. [Isotope studies in the diagnosis of venous thromboses and lung embolism]. Wien Med Wochenschr. 1989;139:551-5 pubmed
    ..First promising results were published last year and it seems, that this reliable imaging agent for clots and thrombo-embolic diseases will fill this diagnostic need in the future...
  61. Elia M, Kurpad A. What is the blood flow to resting human muscle?. Clin Sci (Lond). 1993;84:559-63 pubmed
    ..1 +/- 2.6 ml min-1 100 g-1) and adipose tissue (3.8 +/- 1.1 ml min-1 100 g-1) were higher than the blood flow to 100 g of forearm (P < 0.01 and not significant, respectively).(ABSTRACT TRUNCATED AT 250 WORDS)..
  62. Marshall R, Lazar R, Pile Spellman J, Young W, Duong D, Joshi S, et al. Recovery of brain function during induced cerebral hypoperfusion. Brain. 2001;124:1208-17 pubmed
  63. Joshi S, Hartl R, Sun L, Libow A, Wang M, Pile Spellman J, et al. Despite in vitro increase in cyclic guanosine monophosphate concentrations, intracarotid nitroprusside fails to augment cerebral blood flow of healthy baboons. Anesthesiology. 2003;98:412-9 pubmed
    ..The authors hypothesized that, if nitric oxide was a significant regulator of CBF of primates, then intracarotid SNP will augment CBF of baboons...
  64. Oman M, Tolli J, Blind P, Naredi P, Hafström L. 133Xe clearance estimates the effect of vasopressin on peritoneal blood flow in rats. Hepatogastroenterology. 2004;51:1037-41 pubmed
    ..The 133Xe clearance technique renders the possibility, by minimal invasiveness, to estimate the influence of a vasoactive agent on the peritoneal microcirculation...
  65. Friedman J, Anderson R, Meyer F. Techniques of intraoperative cerebral blood flow measurement. Neurosurg Focus. 2000;9:e4 pubmed
    ..For the cerebrovascular surgeon, intraoperative CBF monitoring is an important adjunct in certain intra- and extracranial procedures. The authors review current techniques in use for the intraoperative measurement of CBF...
  66. Kanazawa R, Kato M, Ishikawa K, Eguchi T, Teramoto A. Convenience of the computed tomography perfusion method for cerebral vasospasm detection after subarachnoid hemorrhage. Surg Neurol. 2007;67:604-11 pubmed
    ..In addition, TCD is operator dependent. The current study aimed to clarify the convenience of CTP for the assessment of cerebral vasospasm caused by SAH...
  67. Kalinowski M. Characterisation of prompt and delayed atmospheric radioactivity releases from underground nuclear tests at Nevada as a function of release time. J Environ Radioact. 2011;102:824-36 pubmed publisher
    ..These findings are relevant for developing and validating methods to be applied in global monitoring of atmospheric radioactivity with respect to indications of an underground nuclear explosion...
  68. Homma T, Ohtsu I, Takeda T, Inoue T, Fukuda K, Hasegawa S. [Diagnosis of respiratory system diseases using radio isotopes]. Nihon Kyobu Shikkan Gakkai Zasshi. 1992;30 Suppl:264-71 pubmed
    ..The advantages of these procedures are expected to lead to further developments in respiratory examinations using radio isotopes...
  69. Mäntylä M, Heikkonen J, Perkkiö J. Regional blood flow in human tumours measured with argon, krypton and xenon. Br J Radiol. 1988;61:379-82 pubmed
    ..The mean values for the ratios of the partition coefficients of these nuclides were found to be between 0.82 and 1.07...
  70. Bønnelykke Sørensen V, Wroblewski H, Galatius S, Haunsø S, Kastrup J. Assessment of continuous skeletal muscle blood flow during exercise in humans. Microvasc Res. 2000;59:301-9 pubmed
    ..Furthermore, blood flow at maximum work load and exercise time was increased in supine compared with upright exercise...
  71. Johanson A, Gustafson L, Passant U, Risberg J, Smith G, Warkentin S, et al. Brain function in spider phobia. Psychiatry Res. 1998;84:101-11 pubmed
    ..It seems likely that these frontal changes are related to the experience and control of phobic anxiety...
  72. Nemoto E, Yonas H, Kassam A. Clinical experience with cerebral oximetry in stroke and cardiac arrest. Crit Care Med. 2000;28:1052-4 pubmed
  73. Enevoldsen L, Simonsen L, Stallknecht B, Galbo H, Bulow J. In vivo human lipolytic activity in preperitoneal and subdivisions of subcutaneous abdominal adipose tissue. Am J Physiol Endocrinol Metab. 2001;281:E1110-4 pubmed
  74. MOLLER H, Chen X, Saam B, Hagspiel K, Johnson G, Altes T, et al. MRI of the lungs using hyperpolarized noble gases. Magn Reson Med. 2002;47:1029-51 pubmed
    ..It presents recent progress in HP gas MRI and applications ranging from MR microscopy of airspaces to imaging pulmonary function in patients and suggests potential directions for future developments...
  75. Joshi S, Hartl R, Wang M, Feng L, Hoh D, Sciacca R, et al. The acute cerebrovascular effects of intracarotid adenosine in nonhuman primates. Anesth Analg. 2003;97:231-7, table of contents pubmed
    ..In conclusion, the transient cerebrovascular effects of intracarotid adenosine make it suitable for a trial of intraarterial vasodilator therapy and for controlled manipulation of cerebrovascular resistance...
  76. Lin C, Ding H, Chen Y, Wang J, Ho S, Kao A. High prevalence of asymptomatically poor muscle perfusion of lower extremities measured in systemic lupus erythematosus patients with abnormal myocardial perfusion. Rheumatol Int. 2004;24:227-9 pubmed
    ..Based on the xenon 133 muscle washout method, we conclude that muscle perfusion in the lower extremities of SLE patients without symptoms/signs of PVD is significantly decreased and related to abnormal myocardial perfusion...
  77. Matthews K, Bowyer T, Saey P, Payne R. The workshop on signatures of medical and industrial isotope production - WOSMIP; Strassoldo, Italy, 1-3 July 2009. J Environ Radioact. 2012;110:1-6 pubmed publisher
    ..Such initiatives will help in addressing the dichotomy which exists between expanding production and improving monitoring sensitivity, with the ultimate aim of enabling unambiguous distinction between different nuclide signatures...
  78. Gueibe C, Kalinowski M, Bare J, Gheddou A, Krysta M, Kusmierczyk Michulec J. Setting the baseline for estimated background observations at IMS systems of four radioxenon isotopes in 2014. J Environ Radioact. 2017;178-179:297-314 pubmed publisher
  79. Hughes S, Brain S. A calcitonin gene-related peptide (CGRP) antagonist (CGRP8-37) inhibits microvascular responses induced by CGRP and capsaicin in skin. Br J Pharmacol. 1991;104:738-42 pubmed
    ..6. The results suggest that capsaicin acts to release a rabbit form of CGRP in skin and that CGRP8 37 is a useful antagonist for investigating the potential of CGRP as a neurogenic mediator of inflammation...
  80. Delaunois L, Boileau R, Martin R. Tracheal dead space influences regional ventilation measurement in dogs. J Appl Physiol (1985). 1990;68:792-5 pubmed
    ..The difference between N2 and Xe CV is then the result of the size of the inspired tracheal dead space. Moreover, comparisons between different values of Xe CV require injections of the boluses at the same distance from the carina...
  81. Kitada O. [Regional pulmonary function test--pulmonary nuclear medicine]. Rinsho Byori. 1994;42:401-6 pubmed
  82. Keilp J, Gorlyn M, Alexander G, Stern Y, Prohovnik I. Cerebral blood flow patterns underlying the differential impairment in category vs letter fluency in Alzheimer's disease. Neuropsychologia. 1999;37:1251-61 pubmed
    ..Letter Fluency deficits, on the other hand, carry significant information about the degree to which perfusion deficits have spread to frontal cortex...
  83. Strauss G, Møller K, Holm S, Sperling B, Knudsen G, Larsen F. Transcranial Doppler sonography and internal jugular bulb saturation during hyperventilation in patients with fulminant hepatic failure. Liver Transpl. 2001;7:352-8 pubmed
    ..However, the TCD method appears less accurate for quantitative estimation of CO(2) reactivity in patients with FHF...
  84. Karpe F, Fielding B, Ilic V, Humphreys S, Frayn K. Monitoring adipose tissue blood flow in man: a comparison between the (133)xenon washout method and microdialysis. Int J Obes Relat Metab Disord. 2002;26:1-5 pubmed
    ..ATBF can be measured quantitatively by the (133)Xe washout technique, but the microdialysis ethanol escape method has also been employed to detect relative changes in ATBF...
  85. Ogasawara K, Ogawa A, Terasaki K, Shimizu H, Tominaga T, Yoshimoto T. Use of cerebrovascular reactivity in patients with symptomatic major cerebral artery occlusion to predict 5-year outcome: comparison of xenon-133 and iodine-123-IMP single-photon emission computed tomography. J Cereb Blood Flow Metab. 2002;22:1142-8 pubmed
  86. Baser S, Shannon V, Eapen G, Jimenez C, Onn A, Keus L, et al. Pulmonary dysfunction as a major cause of inoperability among patients with non-small-cell lung cancer. Clin Lung Cancer. 2006;7:344-9 pubmed
    ..We wanted to assess the prevalence of pulmonary dysfunction as the underlying reason for inoperability among patients with non-small-cell lung cancer (NSCLC) who were considered for surgical treatment at the time of diagnosis...
  87. Kalinowski M, Pistner C. Isotopic signature of atmospheric xenon released from light water reactors. J Environ Radioact. 2006;88:215-35 pubmed
  88. Tecl J, Svetlik I. Determination of gaseous radionuclide forms in the stack air of nuclear power plants. Appl Radiat Isot. 2009;67:950-2 pubmed publisher
    ..Radiochemical preparation of samples for determination of (14)CO(2), combustible (14)C forms, and (85)Kr was performed after the radioactive decay of radionuclides with short half-life...
  89. Stohl A, Seibert P, Wotawa G. The total release of xenon-133 from the Fukushima Dai-ichi nuclear power plant accident. J Environ Radioact. 2012;112:155-9 pubmed publisher
    ..Two of our three methods indicate even higher emissions, but this may not be a robust finding given the differences between our estimates...
  90. Cinotti L, Edery S, Kahn E, Susskind H, Brill A, Di Paola R. Lung scintigraphy clustering by texture analysis. Eur J Nucl Med. 1990;16:353-9 pubmed
    ..We conclude that heterogeneity of lung scans may be quantified by texture analysis. The texture index is the easiest to compute and provides the most efficient results for clinical purpose...
  91. Elfgren C, Risberg J. Lateralized frontal blood flow increases during fluency tasks: influence of cognitive strategy. Neuropsychologia. 1998;36:505-12 pubmed
    ..Furthermore, we argue that the cortical areas engaged during the execution of these tasks may reflect differences in cognitive strategy...
  92. Petronis J, Regan F, Briefel G, Simpson P, Hess J, Contoreggi C. Ventilation-perfusion scintigraphic evaluation of pulmonary clot burden after percutaneous thrombolysis of clotted hemodialysis access grafts. Am J Kidney Dis. 1999;34:207-11 pubmed