Patrik Michel

Summary

Affiliation: Centre Hospitalier Universitaire Vaudois
Country: Switzerland

Publications

  1. ncbi Stroke - international conference 2006
    Patrik Michel
    Centre Hospitalier Universitaire Vaudois, Rue du Bugnon 46, 1011 Lausanne, Switzerland
    IDrugs 9:247-9. 2006
  2. pmc The Basilar Artery International Cooperation Study (BASICS): study protocol for a randomised controlled trial
    Erik J R J van der Hoeven
    Department of Radiology, St Antonius Hospital, PO Box 2500, Nieuwegein EM 3430, The Netherlands
    Trials 14:200. 2013
  3. doi Perfusion-CT guided intravenous thrombolysis in patients with unknown-onset stroke: a randomized, double-blind, placebo-controlled, pilot feasibility trial
    Patrik Michel
    Department of Neurology Service, Center Hospitalier Universitaire Vaudois and University of Lausanne, Lausanne, Switzerland
    Neuroradiology 54:579-88. 2012
  4. pmc Design, data management, and population baseline characteristics of the PERFORM magnetic resonance imaging project
    P Maeder
    Centre Hospitalier Universitaire Vaudois, Service de Radiologie, Lausanne, Switzerland
    J Neurol 258:795-803. 2011
  5. pmc Anemia and chronic kidney disease are potential risk factors for mortality in stroke patients: a historic cohort study
    Patrizia Del Fabbro
    Service of Neurology, Centre Hospitalier Universitaire Vaudois and University of Lausanne, Switzerland
    BMC Nephrol 11:27. 2010
  6. doi The Acute STroke Registry and Analysis of Lausanne (ASTRAL): design and baseline analysis of an ischemic stroke registry including acute multimodal imaging
    Patrik Michel
    Neurology Service, Centre Hospitalier Universitaire Vaudois, Lausanne, Switzerland
    Stroke 41:2491-8. 2010
  7. doi Embolic Strokes of Undetermined Source in the Athens Stroke Registry: An Outcome Analysis
    George Ntaios
    From the Department of Medicine, Larissa University Hospital, School of Medicine, University of Thessaly, Larissa, Greece G N, V P, K M Comprehensive Stroke Centre, Salford Royal NHS Foundation Trust, Manchester Academic Health Sciences Centre, Salford Royal Foundation Trust, Manchester, UK V P Department of Medicine, Ioannina University Hospital, School of Medicine, University of Ioannina, Ioannina, Greece H M Department of Clinical Therapeutics, Medical School of Athens, Alexandra Hospital, Athens, Greece A V, E K, E M, K V Department of Neurology, Eginition Hospital, University of Athens Medical School, Athens, Greece K S and Stroke Center, Neurology Service, CHUV, University of Lausanne, Lausanne, Switzerland P M
    Stroke 46:2087-93. 2015
  8. doi Eligibility and Predictors for Acute Revascularization Procedures in a Stroke Center
    Peter Vanacker
    From the Department of Neurology P V, D L, A E, P M and Division of Clinical Pharmacology A M, Centre Hospitalier Universitaire Vaudois, Lausanne, Switzerland Department of Neurology, Born Bunge Institute, University Hospital, Antwerp, Belgium P V and Department of Neuroradiology, Institute for Diagnostic and Interventional Neuroradiology, Centre Hospital Universitaire Vaudois, Lausanne, Switzerland P J M
    Stroke 47:1844-9. 2016
  9. doi Improving the Prediction of Spontaneous and Post-thrombolytic Recanalization in Ischemic Stroke Patients
    Peter Vanacker
    Department of Clinical Neurosciences, Centre Hospitalier Universitaire Vaudois, Lausanne, Switzerland Department of Neurology, University Hospital Antwerp, Edegem, Belgium Electronic address
    J Stroke Cerebrovasc Dis 24:1781-6. 2015
  10. doi Anemia on admission predicts short- and long-term outcomes in patients with acute ischemic stroke
    Haralampos Milionis
    Neurology Service, Centre Hospitalier Universitaire Vaudois, University of Lausanne, Lausanne, Switzerland Department of Internal Medicine, School of Medicine, University of Ioannina, Ioannina, Greece
    Int J Stroke 10:224-30. 2015

Collaborators

Detail Information

Publications35

  1. ncbi Stroke - international conference 2006
    Patrik Michel
    Centre Hospitalier Universitaire Vaudois, Rue du Bugnon 46, 1011 Lausanne, Switzerland
    IDrugs 9:247-9. 2006
  2. pmc The Basilar Artery International Cooperation Study (BASICS): study protocol for a randomised controlled trial
    Erik J R J van der Hoeven
    Department of Radiology, St Antonius Hospital, PO Box 2500, Nieuwegein EM 3430, The Netherlands
    Trials 14:200. 2013
    ..Our observations in the BASICS registry underscore that we continue to lack a proven treatment modality for patients with an acute BAO and that current clinical practice varies widely...
  3. doi Perfusion-CT guided intravenous thrombolysis in patients with unknown-onset stroke: a randomized, double-blind, placebo-controlled, pilot feasibility trial
    Patrik Michel
    Department of Neurology Service, Center Hospitalier Universitaire Vaudois and University of Lausanne, Lausanne, Switzerland
    Neuroradiology 54:579-88. 2012
    ..We designed a pilot study to assess feasibility of a trial of perfusion computed tomography (PCT)-guided thrombolysis in patients with ischemic tissue at risk of infarction and unknown stroke onset...
  4. pmc Design, data management, and population baseline characteristics of the PERFORM magnetic resonance imaging project
    P Maeder
    Centre Hospitalier Universitaire Vaudois, Service de Radiologie, Lausanne, Switzerland
    J Neurol 258:795-803. 2011
    ....
  5. pmc Anemia and chronic kidney disease are potential risk factors for mortality in stroke patients: a historic cohort study
    Patrizia Del Fabbro
    Service of Neurology, Centre Hospitalier Universitaire Vaudois and University of Lausanne, Switzerland
    BMC Nephrol 11:27. 2010
    ..Anemia is a common consequence of CKD, and is also a possible risk factor for cerebrovascular diseases. The purpose of this study was to examine if anemia and CKD are independent risk factors for mortality after stroke...
  6. doi The Acute STroke Registry and Analysis of Lausanne (ASTRAL): design and baseline analysis of an ischemic stroke registry including acute multimodal imaging
    Patrik Michel
    Neurology Service, Centre Hospitalier Universitaire Vaudois, Lausanne, Switzerland
    Stroke 41:2491-8. 2010
    ..Here, we provide design and methods used to create ASTRAL and present baseline data of our patients (2003 to 2008)...
  7. doi Embolic Strokes of Undetermined Source in the Athens Stroke Registry: An Outcome Analysis
    George Ntaios
    From the Department of Medicine, Larissa University Hospital, School of Medicine, University of Thessaly, Larissa, Greece G N, V P, K M Comprehensive Stroke Centre, Salford Royal NHS Foundation Trust, Manchester Academic Health Sciences Centre, Salford Royal Foundation Trust, Manchester, UK V P Department of Medicine, Ioannina University Hospital, School of Medicine, University of Ioannina, Ioannina, Greece H M Department of Clinical Therapeutics, Medical School of Athens, Alexandra Hospital, Athens, Greece A V, E K, E M, K V Department of Neurology, Eginition Hospital, University of Athens Medical School, Athens, Greece K S and Stroke Center, Neurology Service, CHUV, University of Lausanne, Lausanne, Switzerland P M
    Stroke 46:2087-93. 2015
    ..Information about outcomes in Embolic Stroke of Undetermined Source (ESUS) patients is unavailable. This study provides a detailed analysis of outcomes of a large ESUS population...
  8. doi Eligibility and Predictors for Acute Revascularization Procedures in a Stroke Center
    Peter Vanacker
    From the Department of Neurology P V, D L, A E, P M and Division of Clinical Pharmacology A M, Centre Hospitalier Universitaire Vaudois, Lausanne, Switzerland Department of Neurology, Born Bunge Institute, University Hospital, Antwerp, Belgium P V and Department of Neuroradiology, Institute for Diagnostic and Interventional Neuroradiology, Centre Hospital Universitaire Vaudois, Lausanne, Switzerland P J M
    Stroke 47:1844-9. 2016
    ..We aimed to determine frequency of potentially eligible patients for intravenous thrombolysis (IVT) and EVT in comprehensive stroke centers. In addition, predictors of EVT eligibility were derived...
  9. doi Improving the Prediction of Spontaneous and Post-thrombolytic Recanalization in Ischemic Stroke Patients
    Peter Vanacker
    Department of Clinical Neurosciences, Centre Hospitalier Universitaire Vaudois, Lausanne, Switzerland Department of Neurology, University Hospital Antwerp, Edegem, Belgium Electronic address
    J Stroke Cerebrovasc Dis 24:1781-6. 2015
    ..Intravenous thrombolysis (IVT) alone is insufficiently effective to recanalize in certain patients or of little value in others. Accordingly, we aimed at identifying predictors of recanalization in patients treated with or without IVT...
  10. doi Anemia on admission predicts short- and long-term outcomes in patients with acute ischemic stroke
    Haralampos Milionis
    Neurology Service, Centre Hospitalier Universitaire Vaudois, University of Lausanne, Lausanne, Switzerland Department of Internal Medicine, School of Medicine, University of Ioannina, Ioannina, Greece
    Int J Stroke 10:224-30. 2015
    ..It is still debatable whether anemia predicts stroke outcome...
  11. doi Optimal perfusion computed tomographic thresholds for ischemic core and penumbra are not time dependent in the clinically relevant time window
    Yujie Qiao
    From the Department of Radiology, Division of Neuroradiology Y Q, G Z, M W and Department of Public Health Sciences J P, W X, University of Virginia, Charlottesville Department of Radiology M W and Department of Neurology P M, A E, Centre Hospitalier Universitaire Vaudois, Lausanne, Switzerland Military General Hospital of Beijing PLA, Beijing, China G Z and Department of Neurology, University of Pittsburgh, Pittsburgh, PA T J
    Stroke 45:1355-62. 2014
    ..This study aims to determine whether perfusion computed tomographic (PCT) thresholds for delineating the ischemic core and penumbra are time dependent or time independent in patients presenting with symptoms of acute stroke...
  12. doi The effect of thrombolysis on short-term improvement depends on initial stroke severity
    George Ntaios
    Neurology Service, Center Hospitalier Universitaire Vaudois, University of Lausanne, Rue du Bugnon 46, 1011, Lausanne, Switzerland
    J Neurol 259:524-9. 2012
    ..The short-term effect of thrombolysis appears mainly in minor and moderate strokes, and decreases with increasing initial stroke severity...
  13. doi Prediction of Large Vessel Occlusions in Acute Stroke: National Institute of Health Stroke Scale Is Hard to Beat
    Peter Vanacker
    1Department of Neurology, Centre Hospitalier Universitaire Vaudois, Lausanne, Switzerland 2Department of Neurology, University Hospital Antwerp, Antwerp, Belgium 3Department of Neurology, University Hospital Bern, Berne, Switzerland 4Institute of Social and Preventive Medicine, Faculty of Medicine, University of Lausanne, Lausanne, Switzerland 5Department of Medicine, University of Thessaly, Larissa, Greece 6Department of Radiology, University Hospital Bern, Berne, Switzerland
    Crit Care Med 44:e336-43. 2016
    ..We aimed to develop a score capable of predicting large vessel occlusion eligible for endovascular treatment in the early hospital management...
  14. doi Characteristics and early and long-term outcome in patients with acute ischemic stroke and low ejection fraction
    Haralampos Milionis
    Neurology Service, Centre Hospitalier Universitaire Vaudois and University of Lausanne, Lausanne, Switzerland
    Int J Cardiol 168:1082-7. 2013
    ..We assessed the clinical characteristics of patients with acute ischemic stroke (AIS) with left ventricular ejection fraction (EF) ≤ 35% and investigated the association of low EF with early and long-term outcome...
  15. doi Validation of the DRAGON score in 12 stroke centers in anterior and posterior circulation
    Daniel Strbian
    From the Department of Neurology and Stroke Unit, Helsinki University Central Hospital, Helsinki, Finland D S, A M, S C, T T Neurology and Stroke Center, University Hospital Basel, Basel, Switzerland D J S, P A L, S T E Department of Neurology, Universitatsklinikum Erlangen, Erlangen, Germany L B, M K Department of Neurology, Tampere University Hospital, Tampere, Finland H N, J O Department of Neurology, Centre Hospitalier Universitaire Vaudois and University of Lausanne, Lausanne, Switzerland P M, A E Department of Neurology, The Royal Melbourne Hospital, Parkville, Australia A M, C B, S M D Department of Neurology, Box Hill Hospital, Box Hill, Australia S C, C B Department of Neurology, University Lille Nord de France, Lille, France R B, D L Department of Neurology, Switzerland
    Stroke 44:2718-21. 2013
    ..The DRAGON score predicts functional outcome in the hyperacute phase of intravenous thrombolysis treatment of ischemic stroke patients. We aimed to validate the score in a large multicenter cohort in anterior and posterior circulation...
  16. doi J-shaped association between serum glucose and functional outcome in acute ischemic stroke
    George Ntaios
    Neurology Service, Centre Hospitalier Universitaire Vaudois and University of Lausanne, Lausanne, Switzerland
    Stroke 41:2366-70. 2010
    ..However, a similar curve in human studies was never reported. The objective of the present study is to investigate the association between serum glucose levels and functional outcome in patients with acute ischemic stroke...
  17. doi Blood pressure change and outcome in acute ischemic stroke: the impact of baseline values, previous hypertensive disease and previous antihypertensive treatment
    George Ntaios
    University of Lausanne, Lausanne, Switzerland
    J Hypertens 29:1583-9. 2011
    ....
  18. doi Red cell distribution width does not predict stroke severity or functional outcome
    George Ntaios
    Neurology Service, Centre Hospitalier Universitaire Vaudois, University of Lausanne, Lausanne, Switzerland
    Int J Stroke 7:2-6. 2012
    ..In the present study, we sought to investigate this relationship and ascertain the main determinants of red cell distribution width in this population...
  19. ncbi [What's new in neurology]
    Vincianne Rey Bataillard
    Service de Neurologie, CHUV, 1011 Lausanne
    Rev Med Suisse 6:37-45. 2010
    ..We also mentioned some negative studies, to balance our purpose...
  20. ncbi [Guidelines for the diagnostic evaluation of patients presenting in emergency for an acute non-traumatic headache]
    Mirco Ceppi
    Centre interdisciplinaire des urgences, CHUV, Lausanne
    Rev Med Suisse 4:1741-6. 2008
    ..We propose an algorithm that facilitates the systematic screening of alert signs with a focused patient history and clinical exam. In the presence of red flags, appropriate complementary exams are needed to rule out a secondary headache...
  21. doi Prediction of Early Arterial Recanalization and Tissue Fate in the Selection of Patients With the Greatest Potential to Benefit From Intravenous Tissue-Type Plasminogen Activator
    Carlos Leiva-Salinas
    From the Departments of Radiology C L S and Public Health Sciences J T P, W X, University of Virginia, Charlottesville Department of Neurology, Centre Hospitalier Universitaire Vaudois, Lausanne, Switzerland P M Department of Neurology, University of Pittsburgh, PA T J and Neuroradiology Division, Department of Radiology, Stanford University, CA M W
    Stroke 47:397-403. 2016
    ..Our objective is to determine the performance of the combination of likelihood of arterial recanalization and tissue fate to predict functional clinical outcome in patients with acute stroke...
  22. doi Strokes and TIAs during and after carotid artery Doppler: cause or coincidence?
    Vasileios Papavasileiou
    Department of Medicine, University of Thessaly, Larissa, Greece Stroke Unit, Department of Neurosciences, Centre Hospitalier Universitaire Vaudois, University of Lausanne, Lausanne, Switzerland
    Ultrasound Med Biol 41:418-22. 2015
    ..They should be promptly recognized by Doppler personnel and properly treated, but do not put into question the overwhelming benefits of Doppler in cerebrovascular patients. ..
  23. doi Early mobilization out of bed after ischaemic stroke reduces severe complications but not cerebral blood flow: a randomized controlled pilot trial
    Karin Diserens
    Neurology Service, Department of Clinical Neurosciences, Centre Hospitalier Universitaire and University of Lausanne, Switzerland
    Clin Rehabil 26:451-9. 2012
    ..To evaluate whether early mobilization after acute ischaemic stroke is better than delayed mobilization with regard to medical complications and if it is safe in relation to neurological function and cerebral blood flow...
  24. doi CT angiography helps to differentiate acute from chronic carotid occlusion: the "carotid ring sign"
    Patrik Michel
    Neurology Service, Centre Hospitalier Universitaire Vaudois and University of Lausanne, Rue de Bugnon 46, CH 1011, Lausanne, Switzerland
    Neuroradiology 54:139-46. 2012
    ..We propose a novel CTA-based method to differentiate acute from chronic carotid occlusions that could potentially aid clinical management of patients...
  25. doi Mean platelet volume in the early phase of acute ischemic stroke is not associated with severity or functional outcome
    George Ntaios
    Neurology Service, Centre Hospitalier Universitaire Vaudois, University of Lausanne, Lausanne, Switzerland
    Cerebrovasc Dis 29:484-9. 2010
    ..However, its correlation with stroke severity has not been investigated. Moreover, studies on the association of MPV with functional outcome yielded inconsistent results...
  26. pmc Sinking flap syndrome with abdominal pain: an atypical presentation
    Isabelle Beuchat
    Department of Clinical Neurosciences, Centre Hospitalier Universitaire Vaudois and University of Lausanne, Stroke Center, Lausanne, Switzerland
    BMJ Case Rep 2016:. 2016
    ..No aetiology could be found despite extensive local work up and the symptoms were resistant to any symptomatic treatment. Within days postcranioplasty there was a complete resolution of all the symptoms...
  27. doi Embolic strokes of undetermined source in the Athens stroke registry: a descriptive analysis
    George Ntaios
    From the Department of Medicine, Larissa University Hospital, School of Medicine, University of Thessaly, Larissa, Greece G N, V P, K M Department of Medicine, Ioannina University Hospital, School of Medicine, University of Ioannina, Ioannina, Greece H M Department of Clinical Therapeutics, Medical School of Athens, Alexandra Hospital, Athens, Greece E M, K V Department of Neurology, Eginition Hospital, University of Athens Medical School, Athens, Greece K S and Stroke Center, Neurology Service, CHUV, University of Lausanne, Lausanne, Switzerland P M
    Stroke 46:176-81. 2015
    ..Our aim is to provide a detailed descriptive analysis of an ESUS population derived from a large prospective ischemic stroke registry using the proposed diagnostic criteria...
  28. doi Acute seizures in acute ischemic stroke: does thrombolysis have a role to play?
    Vincent Alvarez
    Department of Clinical Neurosciences, Service de Neurologie, Centre Hospitalier Universitaire Vaudois and University of Lausanne, CHUV BH 07, 1011, Lausanne, Switzerland
    J Neurol 260:55-61. 2013
    ..Cortical involvement and thrombolysis with rt-PA are the principal risk factors. Seizures have a potential negative influence on clinical outcome in thrombolysed patients...
  29. ncbi Selecting patients for early stroke treatment with penumbra images
    Alexandre Maulaz
    Department of Neurology, CHUV, Lausanne, Switzerland
    Cerebrovasc Dis 20:19-24. 2005
    ..So, the main target of management is 'penumbra', or salvageable tissue, which is primarily dependent upon the expediency of the whole process, better expressed by the phrase 'Penumbra (and not Time) is Brain'...
  30. doi ASTRAL-R score predicts non-recanalisation after intravenous thrombolysis in acute ischaemic stroke
    Peter Vanacker
    Peter Vanacker, Centre Hospitalier Universitaire Vaudois, 46, Rue de Bugnon, 1011 Lausanne, Switzerland, E mail
    Thromb Haemost 113:1121-6. 2015
    ..If its performance can be confirmed by external validation and its clinical usefulness can be proven, the score may influence patient selection for more aggressive revascularisation strategies in routine clinical practice...
  31. doi Cerebral Hypoperfusion in Posterior Reversible Encephalopathy Syndrome is Different from Transient Ischemic Attack on CT Perfusion
    Peter Vanacker
    Department of Neurology, Centre Hospitalier Universitaire Vaudois, Lausanne, Switzerland
    J Neuroimaging 25:643-6. 2015
    ..PRES is a reversible neurotoxic state presenting with headache, altered mental status, visual loss, and seizures. Delayed diagnosis can be avoided if radiological patterns could distinguish PRES from cerebral ischemia...
  32. doi Beauty parlor stroke revisited: An 11-year single-center consecutive series
    Pamela N Correia
    Department of Neurology, Centre Hospitalier Universitaire Vaudois, Lausanne, Switzerland
    Int J Stroke 11:356-60. 2016
    ..Hairdresser-related ischemic cerebrovascular events (HICE) are attributed to compression of vertebral arteries or cervical artery dissections. We determined their frequency, mechanisms, localization and outcome in a pre-specified study...
  33. ncbi Acute ischemic cerebrovascular events on antiplatelet therapy: what is the optimal prevention strategy?
    Haralampos Milionis
    Neurology Service, Centre Hospitalier Universitaire Vaudois and University of Lausanne, Lausanne, Switzerland
    Curr Pharm Des 19:3788-94. 2013
    ....
  34. doi Blood pressure treatment in acute ischemic stroke: a review of studies and recommendations
    George Ntaios
    Neurology Service, Centre Hospitalier Universitaire Vaudois and University of Lausanne, Lausanne, Switzerland
    Curr Opin Neurol 23:46-52. 2010
    ....
  35. ncbi [Thrombolysis of acute ischemic cerebral vascular accident: roles of the physician and the peripheral hospital]
    Philippe Meyer
    Departement de Medecine, CHUV
    Rev Med Suisse Romande 123:205-10. 2003
    ....