Nils Lassen - Publications

Affiliations: 
Department of Neurology University of Copenhagen, København, Denmark 

137 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2009 Vorstrup S, Paulson OB, Boysen G, Engell HC, Lassen NA. The Effect of Extracranial-intracranial Bypass on Cerebral Blood Flow Acta Neurologica Scandinavica. 69: 303-304. DOI: 10.1111/J.1600-0404.1984.Tb02489.X  0.405
2009 Jensen KB, Høedt-Rasmussen K, Sveinsdottir E, Lassen NA. REGIONAL CEREBRAL BLOOD FLOW DETERMINED BY INHALATION OF XENON133 Acta Neurologica Scandinavica. 41: 309-310. DOI: 10.1111/j.1600-0404.1965.tb01891.x  0.439
2003 LASSEN NA, MUNCK O. The cerebral blood flow in man determined by the use of radioactive krypton. Acta Physiologica Scandinavica. 33: 30-49. PMID 14349726 DOI: 10.1111/j.1748-1716.1955.tb01191.x  0.404
1997 Lassen NA, Paulson OB. [Indomethacin reduces cerebral blood flow and the intracranial pressure]. Ugeskrift For Laeger. 159: 4249. PMID 9229878  0.365
1997 Nakagawara J, Sperling B, Lassen NA. Incomplete brain infarction of reperfused cortex may be quantitated with iomazenil. Stroke; a Journal of Cerebral Circulation. 28: 124-32. PMID 8996500  0.352
1996 LARSEN OA, LASSEN NA. CEREBRAL HEMATOCRIT IN NORMAL MAN. Journal of Applied Physiology. 19: 571-4. PMID 14195563 DOI: 10.1152/jappl.1964.19.4.571  0.322
1996 OBRIST WD, SOKOLOFF L, LASSEN NA, LANE MH, BUTLER RN, FEINBERG I. RELATION OF EEG TO CEREBRAL BLOOD FLOW AND METABOLISM IN OLD AGE. Electroencephalography and Clinical Neurophysiology. 15: 610-9. PMID 14161513 DOI: 10.1016/0013-4694(63)90033-6  0.332
1996 SKINHOJ E, LASSEN NA, HOEDT-RASMUSSEN K. CEREBELLAR BLOOD FLOW IN MAN. Archives of Neurology. 10: 464-7. PMID 14120638 DOI: 10.1001/archneur.1964.00460170034005  0.353
1995 Lassen NA. Cerebral blood flow quantitation in clinical routine studies: how far have we now come? Journal of Nuclear Medicine : Official Publication, Society of Nuclear Medicine. 36: 2343-4. PMID 8523129  0.379
1995 Garde E, Lassen NA. [Apoplexy with rapidly deteriorating symptoms--"stroke in progression". Hemodynamic and clinical aspects]. Ugeskrift For Laeger. 157: 4234-9. PMID 7653006  0.304
1994 Friberg L, Andersen AR, Lassen NA, Holm S, Dam M. Retention of 99mTc-bicisate in the human brain after intracarotid injection. Journal of Cerebral Blood Flow and Metabolism : Official Journal of the International Society of Cerebral Blood Flow and Metabolism. 14: S19-27. PMID 8263067  0.3
1994 Greenberg JH, Lassen NA. Characterization of 99mTc-bicisate as an agent for the measurement of cerebral blood flow with SPECT. Journal of Cerebral Blood Flow and Metabolism : Official Journal of the International Society of Cerebral Blood Flow and Metabolism. 14: S1-3. PMID 8263063  0.378
1994 Friberg L, Olesen J, Lassen NA, Olsen TS, Karle A. Cerebral oxygen extraction, oxygen consumption, and regional cerebral blood flow during the aura phase of migraine. Stroke; a Journal of Cerebral Circulation. 25: 974-9. PMID 8165693 DOI: 10.1161/01.Str.25.5.974  0.349
1994 Rubin P, Holm S, Madsen PL, Friberg L, Videbech P, Andersen HS, Bendsen BB, Strømsø N, Larsen JK, Lassen NA. Regional cerebral blood flow distribution in newly diagnosed schizophrenia and schizophreniform disorder. Psychiatry Research. 53: 57-75. PMID 7991732 DOI: 10.1016/0165-1781(94)90095-7  0.319
1994 Friberg L, Olesen J, Iversen H, Nicolic I, Sperling B, Lassen NA, Olsen TS, Tfelt-Hansen P. Interictal ″patchy″ regional cerebral blood flow patterns in migraine patients. A single photon emission computerized tomographic study European Journal of Neurology. 1: 35-43.  0.355
1994 Lassen NA. Brain function measured by SPECT: Cerebral blood flow and neuroreceptor quantitation Kakuigaku. 31: 659-660.  0.377
1993 SönmezoÄŸlu K, Sperling B, Henriksen T, Tfelt-Hansen P, Lassen NA. Reduced contralateral hemispheric flow measured by SPECT in cerebellar lesions: crossed cerebral diaschisis. Acta Neurologica Scandinavica. 87: 275-80. PMID 8503255  0.375
1993 Postiglione A, Lassen NA, Holman BL. Cerebral blood flow in patients with dementia of Alzheimer's type. Aging (Milan, Italy). 5: 19-26. PMID 8481422 DOI: 10.1007/BF03324122  0.305
1993 Madsen PL, Sperling BK, Warming T, Schmidt JF, Secher NH, Wildschiødtz G, Holm S, Lassen NA. Middle cerebral artery blood velocity and cerebral blood flow and O2 uptake during dynamic exercise. Journal of Applied Physiology (Bethesda, Md. : 1985). 74: 245-50. PMID 8444699 DOI: 10.1152/Jappl.1993.74.1.245  0.308
1993 Wang Q, Kjaer T, Jørgensen MB, Paulson OB, Lassen NA, Diemer NH, Lou HC. Nitric oxide does not act as a mediator coupling cerebral blood flow to neural activity following somatosensory stimuli in rats. Neurological Research. 15: 33-6. PMID 8098850 DOI: 10.1080/01616412.1993.11740103  0.362
1993 Lassen NA. Cerebral blood flow tomography by SPECT in alzheimer's disease Nordic Journal of Psychiatry. 47: 27-30. DOI: 10.3109/08039489309102776  0.335
1992 Lassen NA. Increase of cerebral blood flow at high altitude: its possible relation to AMS. International Journal of Sports Medicine. 13: S47-8. PMID 1483789 DOI: 10.1055/s-2007-1024591  0.338
1991 Companioni JM, Lassen NA, Tfelt-Hansen P, Friberg L. Delayed reflow of an ischemic infarct after spontaneous thrombolysis studied by CBF tomography using SPECT and Tc-99m HMPAO. American Journal of Physiologic Imaging. 6: 167-71. PMID 1817568  0.346
1990 Nielsen JB, Friberg L, Lou H, Lassen NA, Sam IL. Immature pattern of brain activity in Rett syndrome. Archives of Neurology. 47: 982-6. PMID 2396939 DOI: 10.1001/Archneur.1990.00530090054013  0.311
1990 Olesen J, Friberg L, Olsen TS, Iversen HK, Lassen NA, Andersen AR, Karle A. Timing and topography of cerebral blood flow, aura, and headache during migraine attacks. Annals of Neurology. 28: 791-8. PMID 2285266 DOI: 10.1002/Ana.410280610  0.442
1990 Wolf J, Friberg L, Jensen J, Hansen PB, Andersen AR, Lassen NA. The effect of the benzodiazepine antagonist flumazenil on regional cerebral blood flow in human volunteers. Acta Anaesthesiologica Scandinavica. 34: 628-31. PMID 2125793 DOI: 10.1111/J.1399-6576.1990.Tb03160.X  0.392
1990 Krasney JA, Jensen JB, Lassen NA. Cerebral blood flow does not adapt to sustained hypoxia. Journal of Cerebral Blood Flow and Metabolism : Official Journal of the International Society of Cerebral Blood Flow and Metabolism. 10: 759-64. PMID 2120246 DOI: 10.1038/jcbfm.1990.133  0.388
1990 Lassen NA, Waldemar G. Cerebral blood flow and metabolism in chronic cerebrovascular disease with emphasis on the clinical use of CBF tomography by SPECT in vascular dementia Advances in Neurology: Proceedings of the Xivth World Congress of Neurology. Ics883. 115-122.  0.304
1989 Skyhøj Olsen T, Lassen NA. Blood flow and vascular reactivity during attacks of classic migraine--limitations of the Xe-133 intraarterial technique. Headache. 29: 15-20. PMID 2925371  0.361
1989 Raynaud C, Rancurel G, Tzourio N, Soucy JP, Baron JC, Pappata S, Cambon H, Mazoyer B, Lassen NA, Cabanis E. SPECT analysis of recent cerebral infarction. Stroke; a Journal of Cerebral Circulation. 20: 192-204. PMID 2784014 DOI: 10.1161/01.Str.20.2.192  0.413
1988 Lassen NA, Andersen AR. Technetium-99m compounds for measurement of cerebral blood flow. Journal of Nuclear Medicine : Official Publication, Society of Nuclear Medicine. 29: 1464-5. PMID 3404261  0.318
1988 Lassen NA, Friberg L. Physiological activation of the human cerebral cortex during auditory perception and speech revealed by regional increases in cerebral blood flow. Scandinavian Audiology. Supplementum. 30: 173-6. PMID 3227264  0.428
1987 Skyhøj Olsen T, Friberg L, Lassen NA. Ischemia may be the primary cause of the neurologic deficits in classic migraine. Archives of Neurology. 44: 156-61. PMID 3813932 DOI: 10.1001/archneur.1987.00520140028013  0.422
1987 Andersen AR, Tfelt-Hansen P, Lassen NA. The effect of ergotamine and dihydroergotamine on cerebral blood flow in man. Stroke; a Journal of Cerebral Circulation. 18: 120-3. PMID 3810743  0.383
1987 Friberg L, Olsen TS, Roland PE, Lassen NA. Focal ischaemia caused by instability of cerebrovascular tone during attacks of hemiplegic migraine. A regional cerebral blood flow study. Brain : a Journal of Neurology. 110: 917-34. PMID 3651801 DOI: 10.1093/Brain/110.4.917  0.625
1987 Andersen AR, Friberg H, Lassen NA, Kristensen K, Neirinckx RD. Serial studies of cerebral blood flow using 99Tcm-HMPAO: a comparison with 133Xe. Nuclear Medicine Communications. 8: 549-57. PMID 3500434  0.312
1987 Lassen NA. Cerebral blood flow measured by xenon-133. Nuclear Medicine Communications. 8: 535-47. PMID 3500433  0.403
1987 Lassen NA, Steinling M. [Computed tomographic measurement of the cerebral blood flow with xenon-133]. La Revue Du Praticien. 37: 613-21. PMID 3494296  0.371
1986 Kastrup J, Rørsgaard S, Parving HH, Lassen NA. Impaired autoregulation of cerebral blood flow in long-term type I (insulin-dependent) diabetic patients with nephropathy and retinopathy. Clinical Physiology (Oxford, England). 6: 549-59. PMID 3791893  0.331
1986 Vorstrup S, Paulson OB, Lassen NA. Cerebral blood flow in acute and chronic ischemic stroke using xenon-133 inhalation tomography. Acta Neurologica Scandinavica. 74: 439-51. PMID 3493616 DOI: 10.1111/J.1600-0404.1986.Tb07869.X  0.332
1986 Vorstrup S, Brun B, Lassen NA. Evaluation of the cerebral vasodilatory capacity by the acetazolamide test before EC-IC bypass surgery in patients with occlusion of the internal carotid artery. Stroke; a Journal of Cerebral Circulation. 17: 1291-8. PMID 3492787  0.329
1986 Schroeder T, Vorstrup S, Lassen NA, Engell HC. Noninvasive xenon-133 measurements of cerebral blood flow using stationary detectors compared with dynamic emission tomography. Journal of Cerebral Blood Flow and Metabolism : Official Journal of the International Society of Cerebral Blood Flow and Metabolism. 6: 739-46. PMID 3491828 DOI: 10.1038/jcbfm.1986.130  0.342
1986 Schroeder T, Holstein P, Lassen NA, Engell HC. Measurement of cerebral blood flow by intravenous xenon-133 technique and a mobile system. Reproducibility using the Obrist model compared to total curve analysis. Neurological Research. 8: 237-42. PMID 2880315  0.333
1986 Lassen NA, Andersen A, Vorstrup S. Cerebral blood flow by spect using diffusible tracers as Xenon -133 or Technetium -99m- HM -PAO Italian Current Radiology. 5: 21-24.  0.326
1985 Lassen NA. Normal average value of cerebral blood flow in younger adults is 50 ml/100 g/min. Journal of Cerebral Blood Flow and Metabolism : Official Journal of the International Society of Cerebral Blood Flow and Metabolism. 5: 347-9. PMID 4030914 DOI: 10.1038/jcbfm.1985.48  0.308
1985 Lassen NA. Measurement of regional cerebral blood flow in humans with single-photon-emitting radioisotopes. Research Publications - Association For Research in Nervous and Mental Disease. 63: 9-20. PMID 3895334  0.397
1985 Lassen NA. Cerebral blood flow tomography with xenon-133. Seminars in Nuclear Medicine. 15: 347-56. PMID 3877344 DOI: 10.1016/S0001-2998(85)80013-1  0.334
1985 Holm S, Vorstrup S, Lassen NA. Tomographic cerebral blood flow calculation. Journal of Cerebral Blood Flow and Metabolism : Official Journal of the International Society of Cerebral Blood Flow and Metabolism. 5: 615-9. PMID 3877068 DOI: 10.1038/Jcbfm.1985.93  0.388
1985 Friberg L, Olsen TS, Roland PE, Paulson OB, Lassen NA. Focal increase of blood flow in the cerebral cortex of man during vestibular stimulation. Brain : a Journal of Neurology. 108: 609-23. PMID 3876134 DOI: 10.1093/Brain/108.3.609  0.559
1985 Shirahata N, Henriksen L, Vorstrup S, Holm S, Lauritzen M, Paulson OB, Lassen NA. Regional cerebral blood flow assessed by 133Xe inhalation and emission tomography: normal values. Journal of Computer Assisted Tomography. 9: 861-6. PMID 3875638 DOI: 10.1097/00004728-198509000-00004  0.356
1985 Vorstrup S, Lassen NA, Henriksen L, Haase J, Lindewald H, Boysen G, Paulson OB. CBF before and after extracranial-intracranial bypass surgery in patients with ischemic cerebrovascular disease studied with 133Xe-inhalation tomography. Stroke; a Journal of Cerebral Circulation. 16: 616-26. PMID 3875166 DOI: 10.1161/01.Str.16.4.616  0.335
1985 Friberg L, Olsen TS, Roland PE, Lassen NA. Focal Frontal Ischemia Spreading Posteriorly Associated with Hemiplegic Migraine Cephalalgia. 5: 390-391. DOI: 10.1177/03331024850050S3153  0.482
1985 Vorstrup S, Lassen NA. To the editor: Regional cerebral blood flow in patients with transient ischemic attacks studied by xenon-133 inhalation and emission tomography Stroke. 16: 537.  0.376
1984 Mickey B, Vorstrup S, Voldby B, Lindewald H, Harmsen A, Lassen NA. Serial measurement of regional cerebral blood flow in patients with SAH using 133Xe inhalation and emission computerized tomography. Journal of Neurosurgery. 60: 916-22. PMID 6609228 DOI: 10.3171/jns.1984.60.5.0916  0.378
1984 Vorstrup S, Engell HC, Lindewald H, Lassen NA. Hemodynamically significant stenosis of the internal carotid artery treated with endarterectomy. Case report. Journal of Neurosurgery. 60: 1070-5. PMID 6609227 DOI: 10.3171/jns.1984.60.5.1070  0.327
1984 Lassen NA. Cerebral transit of an intravascular tracer may allow measurement of regional blood volume but not regional blood flow. Journal of Cerebral Blood Flow and Metabolism : Official Journal of the International Society of Cerebral Blood Flow and Metabolism. 4: 633-4. PMID 6501448 DOI: 10.1038/jcbfm.1984.90  0.403
1984 Lassen NA. Cerebral blood flow tomography by SPECT in cerebrovascular diseases. Annales De Radiologie. 27: 712-6. PMID 6335638  0.378
1984 Lassen NA. CEREBRAL BLOOD FLOW AND BLOOD VOLUME TOMOGRAPHY BY SPECT IN CEREBROVASCULAR DISEASE Clinical Neuropharmacology. 7: S283. DOI: 10.1097/00002826-198406001-00256  0.375
1984 Lauritzen M, Olsen TS, Lassen NA, Paulsson OB. Headache Changes in regional cerebral blood flow during the course of classic migraine attacks Pain. 19: 195. DOI: 10.1016/0304-3959(84)90862-5  0.418
1983 Vorstrup S, Hemmingsen R, Henriksen L, Lindewald H, Engell HC, Lassen NA. Regional cerebral blood flow in patients with transient ischemic attacks studied by Xenon-133 inhalation and emission tomography. Stroke; a Journal of Cerebral Circulation. 14: 903-10. PMID 6606872 DOI: 10.1161/01.STR.14.6.903  0.356
1983 Lauritzen M, Olsen TS, Lassen NA, Paulson OB. Regulation of regional cerebral blood flow during and between migraine attacks. Annals of Neurology. 14: 569-72. PMID 6418059 DOI: 10.1002/Ana.410140512  0.399
1982 Nishizawa Y, Olsen TS, Larsen B, Lassen NA. Left-right cortical asymmetries of regional cerebral blood flow during listening to words. Journal of Neurophysiology. 48: 458-66. PMID 7119857 DOI: 10.1152/jn.1982.48.2.458  0.338
1982 Lassen NA. Measurement of cerebral blood flow and metabolism in man. Clinical Science (London, England : 1979). 62: 567-72. PMID 7044651 DOI: 10.1042/cs0620567  0.368
1982 Bjerre-Jepsen K, Faris I, Henriksen O, Lassen NA. Subcutaneous blood flow over 24-hour periods in patients with severe leg ischaemia. Clinical Physiology (Oxford, England). 2: 357-62. PMID 6890423 DOI: 10.1111/j.1475-097X.1982.tb00041.x  0.329
1981 Skyhøj Olsen T, Larsen B, Bech Skriver E, Enevoldsen E, Lassen NA. Focal cerebral ischemia measured by the intra-arterial 133xenon method. Limitations of 2-dimensional blood flow measurements. Stroke; a Journal of Cerebral Circulation. 12: 736-44. PMID 7303063 DOI: 10.1161/01.STR.12.6.736  0.364
1981 Roland PE, Skinhøj E, Lassen NA. Focal activations of human cerebral cortex during auditory discrimination. Journal of Neurophysiology. 45: 1139-51. PMID 7252534 DOI: 10.1152/Jn.1981.45.6.1139  0.52
1981 Henriksen L, Paulson OB, Lassen NA. Visual cortex activation recorded by dynamic emission computed tomography of inhaled xenon 133. European Journal of Nuclear Medicine. 6: 487-9. PMID 7035178 DOI: 10.1007/Bf00255880  0.334
1981 Lauritzen M, Henriksen L, Lassen NA. Regional cerebral blood flow during rest and skilled hand movements by xenon-133 inhalation and emission computerized tomography. Journal of Cerebral Blood Flow and Metabolism : Official Journal of the International Society of Cerebral Blood Flow and Metabolism. 1: 385-7. PMID 6976975 DOI: 10.1038/jcbfm.1981.42  0.372
1981 Lassen NA. Regional cerebral blood flow measurements in stroke: the necessity of a tomographic approach. Journal of Cerebral Blood Flow and Metabolism : Official Journal of the International Society of Cerebral Blood Flow and Metabolism. 1: 141-2. PMID 6976974 DOI: 10.1038/jcbfm.1981.16  0.357
1981 Olsen TS, Larsen B, Skriver EB, Herning M, Enevoldsen E, Lassen NA. Focal cerebral hyperemia in acute stroke. Incidence, pathophysiology and clinical significance. Stroke; a Journal of Cerebral Circulation. 12: 598-607. PMID 6975512 DOI: 10.1161/01.STR.12.5.598  0.383
1981 Celsis P, Goldman T, Henriksen L, Lassen NA. A method for calculating regional cerebral blood flow from emission computed tomography of inert gas concentrations. Journal of Computer Assisted Tomography. 5: 641-5. PMID 6975286 DOI: 10.1097/00004728-198110000-00006  0.333
1981 Lassen NA. Regional activation of brain cortex in man revealed by 133Xe inhalation flow tomography. European Neurology. 20: 291-3. PMID 6973470 DOI: 10.1159/000115249  0.346
1981 Lassen NA, Henriksen L, Paulson O. Regional cerebral blood flow in stroke by 133Xenon inhalation and emission tomography. Stroke; a Journal of Cerebral Circulation. 12: 284-8. PMID 6972635 DOI: 10.1161/01.Str.12.3.284  0.391
1980 Lassen NA, Larsen B. Cortical activity in the left and right hemispheres during language-related brain functions. Phonetica. 37: 27-37. PMID 7413767 DOI: 10.1159/000259981  0.34
1980 Roland PE, Skinhøj E, Lassen NA, Larsen B. Different cortical areas in man in organization of voluntary movements in extrapersonal space. Journal of Neurophysiology. 43: 137-50. PMID 7351548 DOI: 10.1152/Jn.1980.43.1.137  0.578
1980 Roland PE, Larsen B, Lassen NA, Skinhøj E. Supplementary motor area and other cortical areas in organization of voluntary movements in man. Journal of Neurophysiology. 43: 118-36. PMID 7351547 DOI: 10.1152/Jn.1980.43.1.118  0.552
1980 Lassen NA. Regional cerebral blood flow measured with xenon-133 inhalation using emission tomography. Revue D'ã©Lectroencã©Phalographie Et De Neurophysiologie Clinique. 10: 407-11. PMID 6975490 DOI: 10.1016/S0370-4475(80)80040-2  0.375
1980 Foit A, Larsen B, Hattori S, Skinhøj E, Lassen NA. Cortical activation during somatosensory stimulation and voluntary movement in man: a regional cerebral blood flow study. Electroencephalography and Clinical Neurophysiology. 50: 426-36. PMID 6160984 DOI: 10.1016/0013-4694(80)90008-5  0.472
1979 Orgogozo JM, Larsen B, Roland PE, Lassen NA. [Activation of supplementary motor areas during voluntary movements in man studied by measurement of focal cerebral blood flow (author's transl)]. Revue Neurologique. 135: 705-17. PMID 395611  0.595
1979 Lou HC, Lassen NA, Tweed WA, Johnson G, Jones M, Palahniuk RJ. Pressure passive cerebral blood flow and breakdown of the blood-brain barrier in experimental fetal asphyxia. Acta Paediatrica Scandinavica. 68: 57-63. PMID 31759 DOI: 10.1111/j.1651-2227.1979.tb04430.x  0.336
1978 Lassen NA. Cerebral blood flow in cerebral ischemia. A review (with 1 color plate). European Neurology. 17: 4-8. PMID 753636 DOI: 10.1159/000114980  0.325
1978 Lassen NA, Ingvar DH, Skinhøj E. Brain function and blood flow. Scientific American. 239: 62-71. PMID 705327 DOI: 10.1038/scientificamerican1078-62  0.308
1978 Soh K, Larsen B, Skinhøj E, Lassen NA. Regional cerebral blood flow in aphasia. Archives of Neurology. 35: 625-32. PMID 697602 DOI: 10.1001/archneur.1978.00500340001001  0.431
1978 Larsen B, Skinhøj E, Lassen NA. Variations in regional cortical blood flow in the right and left hemispheres during automatic speech. Brain : a Journal of Neurology. 101: 193-209. PMID 667597 DOI: 10.1093/brain/101.2.193  0.368
1978 Ingvar DH, Lassen NA. Cerebral function, metabolism and blood flow. News and trends from the VIIIth international CBF symposium in Copenhagen, June 1977. Acta Neurologica Scandinavica. 57: 262-9. PMID 665148 DOI: 10.1111/j.1600-0404.1978.tb05874.x  0.362
1978 Lou HC, Lassen NA, Fris-Hansen B. Decreased cerebral blood flow after administration of sodium bicarbonate in the distressed newborn infant. Acta Neurologica Scandinavica. 57: 239-47. PMID 665145 DOI: 10.1111/j.1600-0404.1978.tb05871.x  0.377
1978 Lassen NA, Sveinsdottir E, Kanno I, Stokely EM, Rommer P. A FAST MOVING SINGLE PHOTON EMISSION TOMOGRAPH FOR REGIONAL CEREBRAL BLOOD FLOW STUDIES IN MAN Journal of Computer Assisted Tomography. 2: 661. DOI: 10.1097/00004728-197811000-00047  0.369
1978 Lassen N, Sveinsdottir E, Kanno I, Stokely E, Rommer P. Dynamic gamma tomograph compared to pet for regional cerebral blood flow in man International Journal of Nuclear Medicine and Biology. 5: 293. DOI: 10.1016/0047-0740(78)90188-2  0.374
1977 Lou HC, Lassen NA, Friis-Hansen B. Low cerebral blood flow in hypotensive perinatal distress. Acta Neurologica Scandinavica. 56: 343-52. PMID 920113 DOI: 10.1111/j.1600-0404.1977.tb01441.x  0.385
1977 Lassen NA, Krähenbühl B, Hirai M. Occlusion cuff for routine measurement of digital blood pressure and blood flow. The American Journal of Physiology. 232: H338-40. PMID 842691 DOI: 10.1152/ajpheart.1977.232.3.H338  0.302
1977 Hachinski VC, Olesen J, Norris JW, Larsen B, Enevoldsen E, Lassen NA. Cerebral hemodynamics in migraine. The Canadian Journal of Neurological Sciences. Le Journal Canadien Des Sciences Neurologiques. 4: 245-9. PMID 597797 DOI: 10.1017/S0317167100025063  0.375
1977 Lassen NA. Cerebral ischaemia. Intensive Care Medicine. 3: 251-2. PMID 591674 DOI: 10.1007/BF01641115  0.337
1977 Roland PE, Skinhoj E, Larsen B, Lassen NA. The role of different cortical areas in the organization of voluntary movements in man. A regional cerebral blood flow study. Acta Neurologica Scandinavica. Supplementum. 64: 542-3, 277-9. PMID 268906  0.62
1977 Roland PE, Larsen B, Skinhoj E, Lassen NA. Regional cerebral blood flow increase due to treatment of somatosensory and auditive information in man. Acta Neurologica Scandinavica. Supplementum. 64: 540-1, 276. PMID 268905  0.589
1977 Lassen NA, Roland PE, Larsen B, Melamed E, Soh K. Mapping of human cerebral functions: a study of the regional cerebral blood flow pattern during rest, its reproducibility and the activations seen during basic sensory and motor functions. Acta Neurologica Scandinavica. Supplementum. 64: 262-3, 274-5. PMID 268805  0.605
1976 Hougaard K, Oikawa T, Sveinsdottir E, Skinoj E, Ingvar DH, Lassen NA. Regional cerebral blood flow in focal cortical epilepsy. Archives of Neurology. 33: 527-35. PMID 821457 DOI: 10.1001/archneur.1976.00500080005002  0.326
1976 Oikawa T, Kanaya H, Lassen NA. [A study on regional cerebral blood flow in patients with focal cortical epilepsy (author's transl)]. Neurologia Medico-Chirurgica. 16: 265-71. PMID 62306 DOI: 10.2176/nmc.16pt2.265  0.414
1976 Lassen NA, Christensen MS. Physiology of cerebral blood flow. British Journal of Anaesthesia. 48: 719-34. PMID 7284 DOI: 10.1093/bja/48.8.719  0.413
1976 Sveinsdottir E, Schomacker T, Lassen N. Interactive handling of regional cerebral blood flow data using a macrolanguage International Journal of Nuclear Medicine and Biology. 3: 191-193. DOI: 10.1016/0047-0740(76)90116-9  0.39
1975 BOYSEN G, ENGELL HC, PISTOLESE GR, FIORANI P, AGNOLI A, LASSEN NA. ON THE CRITICAL LOWER LEVEL OF CEREBRAL BLOOD FLOW IN MAN WITH PARTICULAR REFERENCE TO CAROTID SURGERY Survey of Anesthesiology. 19: 220???221. DOI: 10.1097/00132586-197506000-00002  0.343
1974 Sorensen SC, Lassen NA, Severinghaus JW, Coudert J, Zamora MP. Cerebral glucose metabolism and cerebral blood flow in high-altitude residents. Journal of Applied Physiology. 37: 305-10. PMID 4412370 DOI: 10.1152/jappl.1974.37.3.305  0.355
1974 Strandgaard S, MacKenzie ET, Sengupta D, Rowan JO, Lassen NA, Harper AM. Upper limit of autoregulation of cerebral blood flow in the baboon. Circulation Research. 34: 435-40. PMID 4363762 DOI: 10.1161/01.Res.34.4.435  0.38
1973 Eklof B, Lassen NA, Nilsson L, Norberg K, Siesjö BK. Blood flow and metabolic rate for oxygen in the cerebral cortex of the rat Acta Physiologica Scandinavica. 88: 587-589. PMID 4765606 DOI: 10.1111/j.1748-1716.1973.tb05489.x  0.351
1973 Ingvar DH, Lassen NA. Cerebral complications following measurements of regional cerebral blood flow (rCBF) with the intra-arterial 133Xenon injection method. Stroke; a Journal of Cerebral Circulation. 4: 658-65. PMID 4723695 DOI: 10.1161/01.STR.4.4.658  0.405
1973 Strandgaard S, Olesen J, Skinhoj E, Lassen NA. Autoregulation of brain circulation in severe arterial hypertension. British Medical Journal. 1: 507-10. PMID 4692673 DOI: 10.1136/Bmj.1.5852.507  0.31
1973 BOLWIG TG, BRODERSEN P, PAULSON OB, ROGON ZE, LASSEN NA, RAFAELSEN OJ. CEREBRAL BLOOD FLOW AND METABOLISM IN ELECTROCONVULSIVE THERAPY Acta Psychiatrica Scandinavica. 49: 56-56. DOI: 10.1111/J.1600-0447.1973.Tb10481.X  0.331
1972 Uhrenholdt A, Dam WH, Larsen OA, Lassen NA. Paradoxical effect on peripheral blood flow after sympathetic blockades in patients with gangrene due to arteriosclerosis obliterans. Vascular Surgery. 5: 154-63. PMID 5122534 DOI: 10.1177/153857447100500306  0.306
1972 Heilbrun MP, Olesen J, Lassen NA. Regional cerebral blood flow studies in subarachnoid hemorrhage. Journal of Neurosurgery. 37: 36-44. PMID 5037045 DOI: 10.1159/000114543  0.41
1972 Lassen NA, Agnoli A. The upper limit of autoregulation of cerebral blood flow - on the pathogenesis of hypertensive encepholopathy Scandinavian Journal of Clinical and Laboratory Investigation. 30: 113-116. PMID 4640619 DOI: 10.3109/00365517209081099  0.381
1972 Skinhoj E, Lassen NA. Cerebral blood-flow. Lancet (London, England). 2: 717. PMID 4115858 DOI: 10.1016/S0140-6736(72)92131-9  0.414
1971 Simard D, Olesen J, Paulson OB, Lassen NA, Skinhoj E. Regional cerebral blood flow and its regulation in dementia. Brain : a Journal of Neurology. 94: 273-88. PMID 5571043 DOI: 10.1093/Brain/94.2.273  0.403
1971 Olesen J, Paulson OB, Lassen NA. Regional cerebral blood flow in man determined by the initial slope of the clearance of intra-arterially injected 133Xe. Stroke; a Journal of Cerebral Circulation. 2: 519-40. PMID 5164581 DOI: 10.1161/01.Str.2.6.519  0.362
1971 Sveinsdottir E, Torlöf P, Risberg J, Ingvar DH, Lassen NA. Monitoring regional cerebral blood flow in normal man with a computer-controlled 32-dector system. European Neurology. 6: 228-33. PMID 4949206 DOI: 10.1159/000114498  0.424
1970 Skinhoj E, Hoedt-Rasmussen K, Paulson OB, Lassen NA. Regional cerebral blood flow and its autoregulation in patients with transient focal cerebral ischemic attacks. Neurology. 20: 485-93. PMID 5462241 DOI: 10.1212/Wnl.20.5.485  0.436
1970 Paulson OB, Lassen NA, Skinhoj E. Regional cerebral blood flow in apoplexy without arterial occlusion. Neurology. 20: 125-38. PMID 5460701 DOI: 10.1212/Wnl.20.2.125  0.403
1968 Christensen MS, Hoedt-Rasmussen K, Lassen NA. Cerebral vasodilatation by halothane anaesthesia in man and its potentiation by hypotension and hypercapnia. British Journal of Anaesthesia. 39: 927-34. PMID 6079723 DOI: 10.1093/bja/39.12.927  0.32
1968 Lassen NA. Brain extracellular ph: The main factor controlling cerebral blood flow Scandinavian Journal of Clinical and Laboratory Investigation. 22: 247-251. PMID 5741789 DOI: 10.3109/00365516809167060  0.312
1968 Severinghaus JW, Lassen NA. Cerebral blood flow control by arterial and not by tissue pCO2 as evidenced from CBF changes after step hypocapnia Scandinavian Journal of Clinical and Laboratory Investigation, Supplement. 102. PMID 5714650 DOI: 10.3109/00365516809169000  0.346
1968 Hoedt-Rasmussen K, Paulson OB, Skinhoj E, Lassen NA. Regional cerebral blood flow in apoplexy (acute hemiparesis) without arterial occlusion. Scandinavian Journal of Clinical and Laboratory Investigation. Supplementum. 102: XVI:F. PMID 5714639 DOI: 10.3109/00365516809169066  0.393
1967 Hoedt-Rasmussen K, Skinhoj E, Paulson O, Ewald J, Bjerrum JK, Fahrenkrug A, Lassen NA. Regional cerebral blood flow in acute apoplexy. The "luxury perfusion syndrome" of brain tissue. Archives of Neurology. 17: 271-81. PMID 6053570 DOI: 10.1001/Archneur.1967.00470270049007  0.365
1967 Severinghaus JW, Lassen N. Step hypocapnia to separate arterial from tissue PCO2 in the regulation of cerebral blood flow Circulation Research. 20: 272-278. PMID 6016780 DOI: 10.1161/01.RES.20.2.272  0.343
1967 Lassen N, Kak V, Taylor A. BLOOD-FLOW IN SUBARACHNOID HÆMORRHAGE The Lancet. 289: 1061. DOI: 10.1016/S0140-6736(67)91580-2  0.342
1966 Betz E, Ingvar DH, Lassen NA, Schmahl FW. Regional blood flow in the cerebral cortex, measured simultaneously by heat and inert gas clearance. Acta Physiologica Scandinavica. 67: 1-9. PMID 5963297 DOI: 10.1111/j.1748-1716.1966.tb03280.x  0.372
1966 Cronqvist S, Ingvar DH, Lassen NA. Quantitative measurements of regional cerebral blood flow related to neuroradiological findings. Acta Radiologica: Diagnosis. 5: 760-6. PMID 5955922 DOI: 10.1177/02841851660050P216  0.43
1966 Hoedt-Rasmussen K, Sveinsdottir E, Lassen NA. Regional cerebral blood flow in man determined by intra-arterial injection of radioactive inert gas. Circulation Research. 18: 237-47. PMID 5323856 DOI: 10.1161/01.RES.18.3.237  0.352
1965 HAEGGENDAL E, INGVAR DH, LASSEN NA, NILSSON NJ, NORLEN G, WICKBOM I, ZWETNOW N. PRE- AND POSTOPERATIVE MEASUREMENTS OF REGIONAL CEREBRAL BLOOD FLOW IN THREE CASES OF INTRACRANIAL ARTERIOVENOUS ANEURYSMS. Journal of Neurosurgery. 22: 1-6. PMID 14286332 DOI: 10.3171/jns.1965.22.1.0001  0.373
1965 LASSEN NA, KLEE A. CEREBRAL BLOOD FLOW DETERMINED BY SATURATION AND DESATURATION WITH KRYPTON-85: AN EVALUATION OF THE VALIDITY OF THE INERT GAS; METHOD OF KETY AND SCHMIDT Circulation Research. 16: 26-32. PMID 14252153 DOI: 10.1161/01.RES.16.1.26  0.315
1965 Lassen NA. BLOOD FLOW OF THE CEREBRAL CORTEX CALCULATED FROM 85KRYPTON–BETA–CLEARANCE RECORDED OVER THE EXPOSED SURFACE; EVIDENCE OF INHOMOGENEITY OF FLOW Acta Neurologica Scandinavica. 41: 24-28. PMID 5214099 DOI: 10.1111/j.1600-0404.1965.tb01948.x  0.396
1965 Christensen MS, Hoedt-Rasmussen K, Lassen NA. The cerebral blood flow during halothane anaesthesia. Acta Neurologica Scandinavica. Supplementum. 14: 152-5. PMID 5214088 DOI: 10.1111/j.1600-0404.1965.tb01975.x  0.414
1963 LASSEN NA, HOEDT-RASMUSSEN K, SORENSEN SC, SKINHOJ E, CRONQUIST S, BODFORSS B, INGVAR DH. REGIONAL CEREBRAL BLOOD FLOW IN MAN DETERMINED BY KRYPTON. Neurology. 13: 719-27. PMID 14064304 DOI: 10.1212/WNL.13.9.719  0.444
1962 INGVAR BDH, LASSEN NA. Regional Blood Flow of the Cerebral Cortex Determined by Krypton85 Acta Physiologica Scandinavica. 54: 325-338. DOI: 10.1111/j.1748-1716.1962.tb02356.x  0.468
1961 LASSEN NA, LANE MH. Validity of internal jugular blood for study of cerebral blood flow and metabolism Journal of Applied Physiology. 16: 313-320. PMID 13759303 DOI: 10.1152/jappl.1961.16.2.313  0.367
1961 LASSEN NA, INGVAR DH. The blood flow of the cerebral cortex determined by radioactive krypton. Experientia. 17: 42-3. PMID 13759302 DOI: 10.1007/BF02157946  0.446
1961 Ingvar D, Lassen N. QUANTITATIVE DETERMINATION OF REGIONAL CEREBRAL BLOOD-FLOW IN MAN The Lancet. 278: 806-807. DOI: 10.1016/S0140-6736(61)91092-3  0.444
1959 LASSEN NA. Cerebral blood flow and oxygen consumption in man Physiological Reviews. 39: 183-238. PMID 13645234 DOI: 10.1152/physrev.1959.39.2.183  0.367
1957 MUNCK O, LASSEN NA. Bilaterial cerebral blood flow and oxygen comsumption in man by use of krypton 85 Circulation Research. 5: 163-168. PMID 13414089 DOI: 10.1161/01.RES.5.2.163  0.369
1956 Lassen NA, Munck O. CEREBRAL BLOOD FLOW IN ARTERIOVENOUS ANOMALIES OF THE BRAIN DETERMINED BY THE USE OF RADIOACTIVE KRYPTON 85 Acta Psychiatrica Scandinavica. 31: 71-80. DOI: 10.1111/j.1600-0447.1956.tb04721.x  0.374
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