Helle Klingenberg Iversen

Helle Klingenberg Iversen

Clinical Associate Professor

Member of:

  • Neurology


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  1. Published

    Hemiplegic migraine aura begins with cerebral hypoperfusion: imaging in the acute phase

    Hansen, J. M., Schytz, Henrik Winther, Larsen, V. A., Iversen, Helle Klingenberg & dlt446, dlt446, Sep 2011, In: Headache Online. 51, 8, p. 1289-96 8 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  2. Published

    Rivaroxaban for Stroke Prevention after Embolic Stroke of Undetermined Source

    NAVIGATE ESUS Investigators, Amarenco, P., Ameriso, S. F., Arauzo, A., Andersen, G., Christensen, H., Christensen, T., Damgaard, D., Iversen, H., Hansen, C. K., Kruuse, C., Martinussen, M., Modrau, B., Murtuzova, A., Ovesen, C., Papina, M., Svaneborg, N., Von Weitzel-Mudersbach, P., Xiong, W., Zhang, C. & 1 others, Zweifler, R., 2018, In: The New England Journal of Medicine. 378, 23, p. 2191-2201

    Research output: Contribution to journal › Journal article › Research › peer-review

  3. Published

    Specialized Outpatient Clinic vs Stroke Unit for TIA and Minor Stroke A Cohort Study

    Hastrup, S., Johnsen, S. P., Jensen, M., von Weitzel-Mudersbach, P., Simonsen, C. Z., Hjort, N., Moller, A. T., Harbo, T., Poulsen, M. S., Iversen, Helle Klingenberg, Damgaard, D. & Andersen, G., 2021, In: Neurology. 96, 8, p. E1096-E1109 14 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  4. Published

    Cortical hemodynamic response during cognitive Stroop test in acute stroke patients assessed by fNIRS

    Heiberg, A. V., Simonsen, S. A., Schytz, Henrik Winther & Iversen, Helle Klingenberg, 2023, In: NeuroRehabilitation. 52, 2, p. 199-217 19 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  5. Published

    Clinical characteristics of migraine and episodic tension-type headache in relation to old and new diagnostic criteria

    Iversen, Helle Klingenberg, Langemark, M., Andersson, P. G., Hansen, P. E. & Olesen, Jes, Jul 1990, In: Headache Online. 30, 8, p. 514-9 6 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  6. Published

    Headache induced by a nitric oxide donor (nitroglycerin) responds to sumatriptan. A human model for development of migraine drugs

    Iversen, Helle Klingenberg & Olesen, Jes, Oct 1996, In: Cephalalgia : an international journal of headache. 16, 6, p. 412-8 7 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  7. Published

    N-acetylcysteine enhances nitroglycerin-induced headache and cranial arterial responses

    Iversen, Helle Klingenberg, Aug 1992, In: Clinical Pharmacology and Therapeutics. 52, 2, p. 125-33 9 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  8. Published

    Søvnrelaterede sygdomme ved apopleksi

    Iversen, Helle Klingenberg & Jennum, Poul, 2013, Søvn. Jennum, P. (ed.). Kbh.: Munksgaard , p. 175-180 5 p.

    Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research › peer-review

  9. Published

    Arterial diameter during central volume depletion in humans

    Iversen, Helle Klingenberg, Madsen, P., Matzen, S. & Secher, Niels H., 1995, In: European Journal of Applied Physiology and Occupational Physiology. 72, 1-2, p. 165-9 5 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  10. Published

    Lack of tolerance of headache and radial artery diameter during a 7 hour intravenous infusion of nitroglycerin

    Iversen, Helle Klingenberg, Nielsen, T. H., Tfelt-Hansen, P. & Olesen, Jes, 1993, In: European Journal of Clinical Pharmacology. 44, 1, p. 47-50 4 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  11. Published

    Intracranial hemodynamics during intravenous infusion of glyceryl trinitrate

    Iversen, Helle Klingenberg, Holm, S., Friberg, L. & Tfelt-Hansen, P., Jun 2008, In: Journal of Headache and Pain. 9, 3, p. 177-80 4 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  12. Published

    Intravenous nitroglycerin as an experimental model of vascular headache. Basic characteristics

    Iversen, Helle Klingenberg, Olesen, Jes & Tfelt-Hansen, P., Jul 1989, In: Pain. 38, 1, p. 17-24 8 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  13. Published

    Arterial responses during migraine headache

    Iversen, Helle Klingenberg, Nielsen, T. H., Olesen, Jes & Tfelt-Hansen, P., 6 Oct 1990, In: Lancet. 336, 8719, p. 837-9 3 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  14. Published

    Experimental headache in humans

    Iversen, Helle Klingenberg, 1995, In: Cephalalgia : an international journal of headache. 15, 4, p. 281-7 7 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  15. Published

    Human migraine models

    Iversen, Helle Klingenberg, Sep 2001, In: Cephalalgia : an international journal of headache. 21, 7, p. 781-5 5 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  16. Published

    Nitroglycerin-induced headache is not dependent on histamine release: support for a direct nociceptive action of nitric oxide

    Iversen, Helle Klingenberg & Olesen, Jes, Dec 1994, In: Cephalalgia : an international journal of headache. 14, 6, p. 437-42 6 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  17. Published

    Dose-dependent headache response and dilatation of limb and extracranial arteries after three doses of 5-isosorbide-mononitrate

    Iversen, Helle Klingenberg, Nielsen, T. H., Garre, K., Tfelt-Hansen, P. & Olesen, Jes, 1992, In: European Journal of Clinical Pharmacology. 42, 1, p. 31-5 5 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  18. Published

    Cost of stroke: a controlled national study evaluating societal effects on patients and their partners

    Jennum, Poul, Iversen, Helle Klingenberg, Ibsen, R. & Kjellberg, J., 2015, In: BMC Health Services Research. 15, p. 1-10 10 p., 466.

    Research output: Contribution to journal › Journal article › Research › peer-review

  19. Published

    Mortality and use of psychotropic medication in patients with stroke: a population-wide, register-based study

    Jennum, Poul, Baandrup, Lone, Iversen, Helle Klingenberg, Ibsen, R. & Kjellberg, J., 8 Mar 2016, In: B M J Open. 6, 3, 7 p., e010662.

    Research output: Contribution to journal › Journal article › Research › peer-review

  20. Published

    Implementation of supported conversation for communication between nursing staff and in-hospital patients with aphasia

    Jensen, Lise Randrup, Løvholt, A. P., Sørensen, I., Blüdnikow, A., Iversen, Helle Klingenberg, Hougaard, A., Mathiesen, L. L. & Forchhammer, H. B., 2015, In: Aphasiology. 29, 1, p. 57-80 24 p., 3.

    Research output: Contribution to journal › Journal article › Research › peer-review

  21. Published

    Do communication strategies change after training in Supported Conversation for People with Aphasia (SCA)?

    Jensen, Lise Randrup, Andresen, C., Feddersen, S., Iversen, Helle Klingenberg, Norup, A. & Forchhammer, B., 15 Jun 2017.

    Research output: Contribution to conference › Poster › Research

  22. Published

    Urinary Sodium and Potassium, and Risk of Ischemic and Hemorrhagic Stroke (INTERSTROKE): A Case–Control Study

    INTERSTROKE investigators, I. I., 20 Apr 2021, In: American Journal of Hypertension. 34, 4, p. 414-425 12 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  23. Published

    Phosphodiesterase4D (PDE4D)--A risk factor for atrial fibrillation and stroke?

    Jørgensen, C., Yasmeen, S., Iversen, Helle Klingenberg & Kruuse, Christina Rostrup, 15 Dec 2015, In: Journal of the Neurological Sciences. 359, 1-2, p. 266-74 9 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  24. Published

    P2Y12 Receptor Antagonist, Clopidogrel, Does Not Contribute to Risk of Osteoporotic Fractures in Stroke Patients

    Jørgensen, Niklas Rye, Schwarz, Peter, Iversen, Helle Klingenberg & Vestergaard, P., 2017, In: Frontiers in Pharmacology. 8, 8 p., 821.

    Research output: Contribution to journal › Journal article › Research › peer-review

  25. Published

    To nye metoder til etablering af sammenhængende patientforløb: Relationel koordinering samt InterProfessionel Læring og Samarbejde

    Jørgensen, P. E., Holtzmann, J. S., Lundbak, T. & Iversen, Helle Klingenberg, 2013, In: Bibliotek for Laeger. 205, 3, p. 266-279 14 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  26. Published

    Brain Computer Interface for Neuro-rehabilitation With Deep Learning Classification and Virtual Reality Feedback

    Karácsony, T., Hansen, J. P., Iversen, Helle Klingenberg & Puthusserypady, S., 2019, Augmented Human International Conference (AH2019). Association for Computing Machinery, p. 1-8

    Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

  27. Published

    Characterization of Recurrent Strokes With and Without Patent Foramen Ovale Closure

    Kasner, S. E., Kase, C. S., Turan, T. N., Rowley, H. A., Andersen, G., Iversen, Helle Klingenberg, Roine, R. O., Messé, S. R., Volpi, J., Søndergaard, Lars, Rhodes, J. F., Sjöstrand, C. & REDUCE Study Investigators, R. S. I., 2018, In: Journal of the American College of Cardiology. 72, 20, p. 2542-2544 3 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  28. Published

    Five-Year Outcomes of PFO Closure or Antiplatelet Therapy for Cryptogenic Stroke

    Kasner, S. E., Rhodes, J. F., Andersen, G., Iversen, Helle Klingenberg, Nielsen-kudsk, J. E., Settergren, M., Sjöstrand, C., Roine, R. O., Hildick-smith, D., Spence, J. D. & Søndergaard, Lars, 11 Mar 2021, In: New England Journal of Medicine. 384, 10, p. 970-971 2 p.

    Research output: Contribution to journal › Comment/debate › Research › peer-review

  29. Published

    Comparison of Antiplatelet Therapies for Prevention of Patent Foramen Ovale-Associated Stroke

    Kasner, S. E., Randall, B., Andersen, G., Iversen, Helle Klingenberg, Roine, R., Sjostrand, C., Rhodes, J. F., Søndergaard, Lars & The Gore REDUCE Study Investigators, T. G. R. S. I., 2020, In: Journal of Stroke and Cerebrovascular Diseases. 29, 4, 104632.

    Research output: Contribution to journal › Journal article › Research › peer-review

  30. Published

    Review on motor imagery based BCI systems for upper limb post-stroke neurorehabilitation: From designing to application

    Khan, M. A., Das, R., Iversen, Helle Klingenberg & Puthusserypady, S., 2020, In: Computers in Biology and Medicine. 123, 103843.

    Research output: Contribution to journal › Review › Research › peer-review

  31. Published

    Cone pathway function in relation to asymmetric carotid artery stenosis: correlation to blood pressure

    Kofoed, P. K., Munch, I. C., Holfort, S. K., Sillesen, Henrik, Jensen, L. P., Iversen, Helle Klingenberg & Larsen, Michael, 2013, In: Acta Ophthalmologica. 91, 8, p. 728-732 5 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  32. Published

    Patient-tailored transcranial direct current stimulation to improve stroke rehabilitation: study protocol of a randomized sham-controlled trial

    Kolmos, M., Madsen, M. J., Liu, M. L., Karabanov, Anke Ninija, Johansen, K. L., Thielscher, A., Gandrup, K., Lundell, H., Fuglsang, S., Thade, E., Christensen, H., Iversen, Helle Klingenberg, Siebner, Hartwig Roman & Kruuse, Christina Rostrup, 2023, In: Trials. 24, 16 p., 216.

    Research output: Contribution to journal › Journal article › Research › peer-review

  33. Published

    Neuroregeneration and Vascular Protection by Citalopram in Acute Ischemic Stroke (TALOS): A Randomized Controlled Study

    Kraglund, K. L., Mortensen, J. K., Damsbo, A. G., Modrau, B., Simonsen, S. A., Iversen, Helle Klingenberg, Madsen, M., Grove, E. L., Johnsen, S. P. & Andersen, G., 2018, In: Stroke. 49, 11, p. 2568-2576

    Research output: Contribution to journal › Journal article › Research › peer-review

  34. Published

    EARLY INTRODUCTION TO HIGH-INTENSITY INTERVAL TRAINING IN STROKE ASSOCIATES WITH SUSTAINED VIGOROUS-INTENSITY ACTIVITY AT LONG-TERM FOLLOW-UP - RESULTS FROM THE HITPALS STUDY

    Krawcyk, R. S., Vinther, A., Petersen, Nicolas Caesar, Faber, Jens, Iversen, Helle Klingenberg, Christensen, T., Lambertsen, K., Klausen, T., Rostrup, E. & Kruuse, Christina Rostrup, 2020, In: International Journal of Stroke. 15, Supplement 1, p. 132 00477 / #2449.

    Research output: Contribution to journal › Conference abstract in journal › Research › peer-review

  35. Published

    Effect of Home-Based High-Intensity Interval Training in Patients With Lacunar Stroke: A Randomized Controlled Trial

    Krawcyk, R. S., Vinther, A., Petersen, Nicolas Caesar, Faber, Jens, Iversen, Helle Klingenberg, Christensen, T., Lambertsen, K. L., Rehman, S., Klausen, T. W., Rostrup, E. & Kruuse, Christina Rostrup, 2019, In: Frontiers in Neurology. 10, 15 p., 664.

    Research output: Contribution to journal › Journal article › Research › peer-review

  36. Published

    Self-Reported Physical Activity and Cardiovascular Disease Risk Factors in Patients with Lacunar Stroke

    Krawcyk, R. S., Vinther, A., Petersen, Nicolas Caesar, Faber, Jens, Rehman, S., Iversen, Helle Klingenberg, Christensen, T. & Kruuse, Christina Rostrup, 2019, In: Journal of Stroke & Cerebrovascular Diseases. 28, 8, p. 2168-2176 9 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  37. Published

    High-intensity training in patients with lacunar stroke: A one-year follow-up

    Krawcyk, R. S., Vinther, A., Petersen, Nicolas Caesar, Faber, Jens, Iversen, Helle Klingenberg, Christensen, T., Klausen, T. W. & Kruuse, Christina Rostrup, 2023, In: Journal of Stroke and Cerebrovascular Diseases. 32, 4, 12 p., 106973.

    Research output: Contribution to journal › Journal article › Research › peer-review

  38. Published

    Screening with doppler ultrasound for carotid artery stenosis in patients with stroke or transient ischaemic attack

    Kristensen, T., Hovind, P., Iversen, Helle Klingenberg & Andersen, U. B., 2018, In: Clinical Physiology and Functional Imaging. 38, 4, p. 617-621 5 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  39. Published

    Dipyridamole may induce migraine in patients with migraine without aura

    Kruuse, Christina Rostrup, Lassen, L. H., Iversen, Helle Klingenberg, Oestergaard, S. & Olesen, Jes, Aug 2006, In: Cephalalgia : an international journal of headache. 26, 8, p. 925-33 9 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  40. Published

    Calcitonin gene-related peptide (CGRP) levels during glyceryl trinitrate (GTN)-induced headache in healthy volunteers

    Kruuse, Christina Rostrup, Iversen, Helle Klingenberg, Jansen-Olesen, I., Edvinsson, L. & Olesen, Jes, Apr 2010, In: Cephalalgia : an international journal of headache. 30, 4, p. 467-74 8 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  41. Published

    Practice patterns and outcomes after stroke across countries at different economic levels (INTERSTROKE): an international observational study

    Langhorne, P., O'Donnell, M. J., Chin, S. L., Zhang, H., Xavier, D., Avezum, A., Mathur, N., Turner, M., MacLeod, M. J., Lopez-Jaramillo, P., Damasceno, A., Hankey, G. J., Dans, A. L., Elsayed, A., Mondo, C., Wasay, M., Czlonkowska, A., Weimar, C., Yusufali, A. H., Hussain, F. A. & 22 others, Lisheng, L., Diener, H., Ryglewicz, D., Pogosova, N., Iqbal, R., Diaz, R., Yusoff, K., Oguz, A., Wang, X., Penaherrera, E., Lanas, F., Ogah, O. S., Ogunniyi, A., Iversen, Helle Klingenberg, Malaga, G., Rumboldt, Z., Magazi, D., Nilanont, Y., Rosengren, A., Oveisgharan, S., Yusuf, S. & INTERSTROKE collaborators, I. C., 2018, In: Lancet Oncology. 391, 10134, p. 2019-2027 9 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  42. Published

    Brain capillary transit time heterogeneity in healthy volunteers measured by dynamic contrast-enhanced T1-weighted perfusion MRI

    Larsson, Henrik Bo Wiberg, Vestergaard, M. B., Lindberg, U., Iversen, Helle Klingenberg & Cramer, S. P., Jun 2017, In: Journal of Magnetic Resonance Imaging. 45, 6, p. 1809-1820 12 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  43. Published

    CGRP may play a causative role in migraine

    Lassen, L. H., Haderslev, P. A., Jacobsen, V. B., Iversen, Helle Klingenberg, Sperling, B. & Olesen, Jes, Feb 2002, In: Cephalalgia : an international journal of headache. 22, 1, p. 54-61 8 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  44. Published

    Involvement of calcitonin gene-related peptide in migraine: regional cerebral blood flow and blood flow velocity in migraine patients

    Lassen, L. H., Jacobsen, V. B., Haderslev, P. A., Sperling, B., Iversen, Helle Klingenberg, Olesen, Jes & Tfelt-Hansen, P., Jun 2008, In: Journal of Headache and Pain. 9, 3, p. 151-7 7 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  45. Published

    The effect of nitric oxide synthase inhibition on histamine induced headache and arterial dilatation in migraineurs

    Lassen, L. H., Christiansen, I., Iversen, Helle Klingenberg, Jansen-Olesen, I. & Olesen, Jes, Nov 2003, In: Cephalalgia : an international journal of headache. 23, 9, p. 877-86 10 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  46. Published

    Histamine-1 receptor blockade does not prevent nitroglycerin induced migraine. Support for the NO-hypothesis of migraine

    Lassen, L. H., Thomsen, L. L., Kruuse, Christina Rostrup, Iversen, Helle Klingenberg & Olesen, Jes, 1996, In: European Journal of Clinical Pharmacology. 49, 5, p. 335-9 5 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  47. Published

    Reducing delay to endovascular reperfusion after relocating a thrombolysis unit

    Laugesen, N. G., Hansen, Klaus, Højgaard, J., Iversen, Helle Klingenberg & Truelsen, Thomas Clement, 2022, In: Frontiers in Neurology. 13, 8 p., 989607.

    Research output: Contribution to journal › Journal article › Research › peer-review

  48. Published

    Time to treatment with intravenous alteplase and outcome in stroke: an updated pooled analysis of ECASS, ATLANTIS, NINDS, and EPITHET trials

    Lees, K. R., Bluhmki, E., von Kummer, R., Brott, T. G., Toni, D., Grotta, J. C., Albers, G. W., Kaste, M., Marler, J. R., Hamilton, S. A., Tilley, B. C., Davis, S. M., Donnan, G. A., Hacke, W., Allen, K., Mau, J., Meier, D., del Zoppo, G., De Silva, D. A., Butcher, K. S. & 7 others, Parsons, M. W., Barber, P. A., Levi, C., Bladin, C., Byrnes, G., ECASS, ATLANTIS, NINDS and EPITHET rt-PA Study Group, E. A. N. A. E. R. S. G. & Iversen, Helle Klingenberg, 15 May 2010, In: Lancet. 375, 9727, p. 1695-703 9 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  49. Published

    Lack of effect of norepinephrine on cranial haemodynamics and headache in healthy volunteers

    Lindholt, M., Petersen, K. A., Tvedskov, Jesper Filtenborg, Iversen, Helle Klingenberg, Olesen, Jes & Tfelt-Hansen, P., Mar 2009, In: Cephalalgia : an international journal of headache. 29, 3, p. 384-7 4 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  50. Published

    Clinical outcomes of light therapy in hospitalized patients – A systematic review

    Lindskov, F. O., Iversen, Helle Klingenberg & West, A. S., 2022, In: Chronobiology International. 39, 2, p. 299-310 12 p.

    Research output: Contribution to journal › Review › Research › peer-review

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