M Schwerzmann

Summary

Affiliation: University of Toronto
Country: Canada

Publications

  1. ncbi request reprint Images in cardiovascular medicine. Anomalous origin of the left coronary artery from the main pulmonary artery in adults: coronary collateralization at its best
    Markus Schwerzmann
    Toronto Congenital Cardiac Centre for Adults, UHN Toronto General Hospital, 200 Elizabeth St, Eaton North 12 220, Toronto, Ontario M5G 2C4, Canada
    Circulation 110:e511-3. 2004
  2. ncbi request reprint Percutaneous closure of patent foramen ovale reduces the frequency of migraine attacks
    M Schwerzmann
    Department of Cardiology, University Hospital, Bern, Switzerland
    Neurology 62:1399-401. 2004
  3. ncbi request reprint Sympathetic stimulation using the cold pressor test increases coronary collateral flow
    S F de Marchi
    Swiss Cardiovascular Center Bern, University Hospital, Bern, Switzerland
    Swiss Med Wkly 131:351-6. 2001
  4. ncbi request reprint Prevalence and size of directly detected patent foramen ovale in migraine with aura
    M Schwerzmann
    Department of Cardiology, University Hospital, Inselspital, CH 3010 Bern, Switzerland
    Neurology 65:1415-8. 2005
  5. pmc Percutaneous closure of patent foramen ovale: impact of device design on safety and efficacy
    M Schwerzmann
    Cardiology, Swiss Cardiovascular Centre Bern, University Hospital Inselspital, Bern, Switzerland
    Heart 90:186-90. 2004
  6. pmc Quantitative contrast echocardiographic assessment of collateral derived myocardial perfusion during elective coronary angioplasty
    S F de Marchi
    Swiss Cardiovascular Centre Bern, University Hospital, CH-3010 Bern, Switzerland
    Heart 86:324-9. 2001
  7. pmc Canadian Cardiovascular Society 2009 Consensus Conference on the management of adults with congenital heart disease: executive summary
    Candice K Silversides
    Toronto Congenital Cardiac Centre for Adults, University of Toronto, Ontario
    Can J Cardiol 26:143-50. 2010
  8. pmc Canadian Cardiovascular Society 2009 Consensus Conference on the management of adults with congenital heart disease: complex congenital cardiac lesions
    Candice K Silversides
    Toronto Congenital Cardiac Centre for Adults, University of Toronto, Ontario
    Can J Cardiol 26:e98-117. 2010
  9. ncbi request reprint Accurate determination of mitral regurgitation by assessing its influence on the combined diastolic mitral and pulmonary venous flow: just 'looking twice'
    M Schwerzmann
    The Swiss Cardiovascular Center Bern, Cardiology, University Hospital, Bern, Switzerland
    Eur J Echocardiogr 2:277-84. 2001
  10. ncbi request reprint Recreational scuba diving, patent foramen ovale and their associated risks
    M Schwerzmann
    Swiss Cardiovascular Center Bern, University Hospital, Inselspital, Bern, Switzerland
    Swiss Med Wkly 131:365-74. 2001

Collaborators

Detail Information

Publications30

  1. ncbi request reprint Images in cardiovascular medicine. Anomalous origin of the left coronary artery from the main pulmonary artery in adults: coronary collateralization at its best
    Markus Schwerzmann
    Toronto Congenital Cardiac Centre for Adults, UHN Toronto General Hospital, 200 Elizabeth St, Eaton North 12 220, Toronto, Ontario M5G 2C4, Canada
    Circulation 110:e511-3. 2004
  2. ncbi request reprint Percutaneous closure of patent foramen ovale reduces the frequency of migraine attacks
    M Schwerzmann
    Department of Cardiology, University Hospital, Bern, Switzerland
    Neurology 62:1399-401. 2004
    ..2 +/- 0.7 vs 0.4 +/- 0.4 per month; p = 0.006). PFO closure did not have an effect on headache frequency in patients with nonmigraine headaches (1.4 +/- 0.9 vs 1.0 +/- 0.9 per month; p = NS)...
  3. ncbi request reprint Sympathetic stimulation using the cold pressor test increases coronary collateral flow
    S F de Marchi
    Swiss Cardiovascular Center Bern, University Hospital, Bern, Switzerland
    Swiss Med Wkly 131:351-6. 2001
    ..The collateral-flow-increasing effect of CPT is comparable to the recruitment effect of the occlusion itself. This may reflect a coronary collateral vasodilation mediated by the sympathetic nervous system...
  4. ncbi request reprint Prevalence and size of directly detected patent foramen ovale in migraine with aura
    M Schwerzmann
    Department of Cardiology, University Hospital, Inselspital, CH 3010 Bern, Switzerland
    Neurology 65:1415-8. 2005
    ..The anatomy and size of these right-to-left shunts have never been directly assessed...
  5. pmc Percutaneous closure of patent foramen ovale: impact of device design on safety and efficacy
    M Schwerzmann
    Cardiology, Swiss Cardiovascular Centre Bern, University Hospital Inselspital, Bern, Switzerland
    Heart 90:186-90. 2004
    ..To compare the safety and efficacy of percutaneous closure of patent foramen ovale (PFO) with the Amplatzer PFO occluder (Amplatzer) or the PFO STAR device (STAR) in patients with presumed paradoxical embolism...
  6. pmc Quantitative contrast echocardiographic assessment of collateral derived myocardial perfusion during elective coronary angioplasty
    S F de Marchi
    Swiss Cardiovascular Centre Bern, University Hospital, CH-3010 Bern, Switzerland
    Heart 86:324-9. 2001
    ..66). CONCLUSIONS: Collateral derived perfusion of myocardial areas at risk can be demonstrated using intracoronary echo contrast injections. The peak echo contrast effect is directly related to the magnitude of collateral flow...
  7. pmc Canadian Cardiovascular Society 2009 Consensus Conference on the management of adults with congenital heart disease: executive summary
    Candice K Silversides
    Toronto Congenital Cardiac Centre for Adults, University of Toronto, Ontario
    Can J Cardiol 26:143-50. 2010
    ..The complete document and references can also be found at www.ccs.ca or www.cachnet.org...
  8. pmc Canadian Cardiovascular Society 2009 Consensus Conference on the management of adults with congenital heart disease: complex congenital cardiac lesions
    Candice K Silversides
    Toronto Congenital Cardiac Centre for Adults, University of Toronto, Ontario
    Can J Cardiol 26:e98-117. 2010
    ..The complete document consists of four manuscripts, which are published online in the present issue of The Canadian Journal of Cardiology. The complete document and references can also be found at www.ccs.ca or www.cachnet.org...
  9. ncbi request reprint Accurate determination of mitral regurgitation by assessing its influence on the combined diastolic mitral and pulmonary venous flow: just 'looking twice'
    M Schwerzmann
    The Swiss Cardiovascular Center Bern, Cardiology, University Hospital, Bern, Switzerland
    Eur J Echocardiogr 2:277-84. 2001
    ..CONCLUSIONS: 'Looking twice', once at the transmitral E wave velocity and once at pulmonary venous flow in patients with mitral regurgitation, allows accurate determination of moderately severe and severe mitral regurgitation...
  10. ncbi request reprint Recreational scuba diving, patent foramen ovale and their associated risks
    M Schwerzmann
    Swiss Cardiovascular Center Bern, University Hospital, Inselspital, Bern, Switzerland
    Swiss Med Wkly 131:365-74. 2001
    ..e., patent foramen ovale), arterialisation of gas bubbles might be more frequent than usually presumed...
  11. ncbi request reprint Cerebrovascular response to repetitive visual stimulation in interictal migraine with aura
    K Nedeltchev
    Department of Neurology, University Hospital of Bern, Bern, Switzerland
    Cephalalgia 24:700-6. 2004
    ..A reduced adaptation to environmental stimuli in migraine is suggested, since there was no habituation in migraineurs in contrast to healthy controls...
  12. ncbi request reprint Gender differences in coronary artery size per 100 g of left ventricular mass in a population without cardiac disease
    N Kucher
    Cardiology, Swiss Cardiovascular Center, University Hospital, Bern, Switzerland
    Swiss Med Wkly 131:610-5. 2001
    ..CONCLUSIONS: In a population without cardiac disease, women have smaller coronary artery size even after normalisation for left ventricular mass...
  13. ncbi request reprint Validation of six noninvasive Doppler methods for the assessment of left ventricular filling pressure
    Nils Kucher
    Swiss Cardiovascular Center, Bern, University Hospital, 3010 Bern, Switzerland
    Echocardiography 19:645-53. 2002
    ..Background: To date, no studies have evaluated which of the various available Doppler methods are most reliable in determining LVDP in a consecutive patient population with different cardiac diseases...
  14. ncbi request reprint Comparison of echocardiographic and cardiac magnetic resonance imaging for assessing right ventricular function in adults with repaired tetralogy of fallot
    Markus Schwerzmann
    Division of Cardiology, Toronto Congenital Cardiac Centre for Adults, Toronto, Ontario, Canada
    Am J Cardiol 99:1593-7. 2007
    ..In conclusion, the Doppler-derived MPI is a simple and reliable method for the evaluation of RV systolic function in adults with repaired tetralogy of Fallot...
  15. ncbi request reprint Percutaneous closure of patent foramen ovale without echocardiographic guidance
    Peiman Jamshidi
    Cardiology, Swiss Cardiovascular Center Bern, University Hospital, Bern, Switzerland
    Indian Heart J 59:459-62. 2007
    ..A percutaneous patent foramen ovale (PFO) closure procedure includes transesophageal or intracardiac echocardiographic guidance at many centers. We investigated the feasibility and complications of the PFO closure without echocardiography...
  16. doi request reprint Percutaneous closure of patent foramen ovale for migraine headaches refractory to medical treatment
    Andreas Wahl
    Department of Cardiology, University Hospital Bern, Bern, Switzerland
    Catheter Cardiovasc Interv 74:124-9. 2009
    ..We investigated the outcome of patients undergoing PFO closure solely for migraine headaches refractory to medical treatment...
  17. ncbi request reprint Implantation of a second closure device in patients with residual shunt after percutaneous closure of patent foramen ovale
    Markus Schwerzmann
    Swiss Cardiovascular Center Bern, Cardiology, University Hospital, Bern, Switzerland
    Catheter Cardiovasc Interv 63:490-5. 2004
    ..Therefore, implantation of a second closure device in patients with persistence of more than a residual shunt after percutaneous PFO closure appears safe and effective...
  18. doi request reprint Left ventricular dysfunction and mortality in adult patients with Eisenmenger syndrome
    Omid Salehian
    McMaster University, Department of Medicine, Hamilton, Ontario, Canada
    Congenit Heart Dis 2:156-64. 2007
    ..To identify risk factors associated with mortality in adult patients with Eisenmenger syndrome and to assess the effect of left ventricular dysfunction on mortality in these patients...
  19. doi request reprint Images in cardiovascular medicine. Swiss cheese-like atrial septal defect
    Markus Schwerzmann
    Adult Congenital Heart Disease Program, Swiss Cardiovascular Center Bern, University Hospital Inselspital, Freiburgstrasse, 3010 Bern, Switzerland
    Circulation 117:e490-2. 2008
  20. doi request reprint Sex differences in cryptogenic stroke with patent foramen ovale
    Krassen Nedeltchev
    Department of Neurology, University Hospital of Bern, Bern, Switzerland
    Am Heart J 156:461-5. 2008
    ..We aimed to determine sex influences on demographics, vascular risk factors, clinical manifestations, stroke location, and clinical outcome...
  21. ncbi request reprint Risk of decompression illness among 230 divers in relation to the presence and size of patent foramen ovale
    Sandra Rea Torti
    Department of Cardiology, University Hospital, CH 3010 Bern, Switzerland
    Eur Heart J 25:1014-20. 2004
    ..The risk of developing decompression illness (DCI) in divers with a patent foramen ovale (PFO) has not been directly determined so far; neither has it been assessed in relation to the PFO's size...
  22. doi request reprint Atrial fibrillation following device closure of patent foramen ovale
    Annika Burow
    Swiss Cardiovascular Center Bern, University Hospital, Bern, Switzerland
    Cardiology 111:47-50. 2008
    ..Another cause could be atrial fibrillation (AF). The aim of this study was to determine the incidence of AF in stroke patients after PFO closure...
  23. ncbi request reprint Patent foramen ovale and stroke risk: the devil is in the detail
    Markus Schwerzmann
    J Am Coll Cardiol 50:80; author reply 81. 2007
  24. ncbi request reprint Patent foramen ovale closure: a new therapy for migraine
    Markus Schwerzmann
    Department of Cardiology, University Hospital, Bern, Switzerland
    Catheter Cardiovasc Interv 69:277-84. 2007
    ..This review recapitulates the current data regarding PFO closure and migraine with aura and summarizes in brief the current knowledge regarding migraine pathophysiology and the link to a RLS...
  25. ncbi request reprint Hazards of percutaneous PFO closure
    Markus Schwerzmann
    Eur J Echocardiogr 6:393-5. 2005
  26. ncbi request reprint Impact of left ventricular hypertrophy late after aortic valve replacement for aortic stenosis on cardiovascular morbidity and mortality
    Renate E Zybach-Benz
    Cardiology, University Hospital Inselspital, Swiss Cardiovascular Center Bern, Bern, Switzerland
    Int J Cardiol 109:41-7. 2006
    ..The goal of this study was to assess the prevalence of left ventricular (LV) hypertrophy in patients with aortic stenosis late (>6 months) after aortic valve replacement and its impact on cardiac-related morbidity and mortality...
  27. ncbi request reprint Improvements in cardiac form and function after transcatheter closure of secundum atrial septal defects
    Omid Salehian
    Toronto Congenital Center for Adults and Echocardiography Laboratory, University of Toronto, Ontario, Canada
    J Am Coll Cardiol 45:499-504. 2005
    ..We set out to study the effect of transcatheter closure of atrial septal defect (ASD) on right ventricular (RV) and left ventricular (LV) function assessed by myocardial performance index (MPI), as well as left atrial (LA) volumes...
  28. ncbi request reprint Transcatheter treatment of atrial septal aneurysm associated with patent foramen ovale for prevention of recurrent paradoxical embolism in high-risk patients
    Andreas Wahl
    Department of Cardiology, Swiss Cardiovascular Center, Bern University Hospital, CH 3010 Bern, Switzerland
    J Am Coll Cardiol 45:377-80. 2005
    ..This study sought to investigate the safety and efficacy of transcatheter treatment of atrial septal aneurysm (ASA) associated with patent foramen ovale (PFO)...
  29. ncbi request reprint Comparison of medical treatment with percutaneous closure of patent foramen ovale in patients with cryptogenic stroke
    Stephan Windecker
    Department of Cardiology, University Hospital, Bern, Switzerland
    J Am Coll Cardiol 44:750-8. 2004
    ..The purpose of this study was to compare the efficacy of medical treatment with percutaneous closure of patent foramen ovale (PFO)...
  30. ncbi request reprint Atrial septal defect closure in a patient with "irreversible" pulmonary hypertensive arteriopathy
    Markus Schwerzmann
    Int J Cardiol 110:104-7. 2006
    ....