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M. Kupari · SciRah

Researcher profile · Semantic Scholar

M. Kupari

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M. Kupari — researcher profile on SciRah

h-index: 55
Works: 260
Citations: 11K

Most-cited papers

Cardiac sarcoidosis: epidemiology, characteristics, and outcome over 25 years in a nationwide study.
R. Kandolin, J. Lehtonen, J. Airaksinen, T. Vihinen +11 more
2015Circulation510 citations Open access
Semantic Scholar
Cardiac Sarcoidosis and Giant Cell Myocarditis as Causes of Atrioventricular Block in Young and Middle-Aged Adults
R. Kandolin, J. Lehtonen, M. Kupari
2011Circulation: Arrhythmia and Electrophysiology256 citations Open access
Semantic Scholar
Diagnosing isolated cardiac sarcoidosis
R. Kandolin, J. Lehtonen, M. Granér, J. Schildt +3 more
2011Journal of Internal Medicine230 citations
Semantic Scholar
Diagnosis, Treatment, and Outcome of Giant-Cell Myocarditis in the Era of Combined Immunosuppression
R. Kandolin, J. Lehtonen, K. Salmenkivi, A. Räisänen-Sokolowski +2 more
2013Circulation: Heart Failure229 citations Open access
Semantic Scholar
Cardiac sarcoidosis: phenotypes, diagnosis, treatment, and prognosis
J. Lehtonen, V. Uusitalo, Pauli Pöyhönen, M. Mäyränpää +1 more
2023European Heart Journal173 citations Open access
Semantic Scholar
Cardiac sarcoidosis
R. Kandolin, J. Lehtonen, M. Kupari
2016Journal of Internal Medicine157 citations
Semantic Scholar
Sudden death in cardiac sarcoidosis: an analysis of nationwide clinical and cause-of-death registries.
Kaj Ekström, J. Lehtonen, Hanna‐Kaisa Nordenswan, M. Mäyränpää +14 more
2019European Heart Journal147 citations
Semantic Scholar
Duration of the haemodynamic action of a 24‐h infusion of levosimendan in patients with congestive heart failure
J. Lilleberg, Mika Laine, T. Palkama, M. Kivikko +2 more
2007European Journal of Heart Failure138 citations
Semantic Scholar
Aortic valve stenosis: an active atheroinflammatory process
Satu Helske, M. Kupari, K. Lindstedt, P. Kovanen
2007Current Opinion in Lipidology138 citations
Semantic Scholar
Cardiac manifestations of sarcoidosis: diagnosis and management
D. Birnie, R. Kandolin, P. Nery, M. Kupari
2016European Heart Journal135 citations
Semantic Scholar
Outcome of Cardiac Sarcoidosis Presenting With High-Grade Atrioventricular Block
Hanna‐Kaisa Nordenswan, J. Lehtonen, Kaj Ekström, R. Kandolin +13 more
2018Circulation: Arrhythmia and Electrophysiology111 citations Open access
Semantic Scholar
Alcohol, cardiac arrhythmias and sudden death.
M. Kupari, Pekka Koskinen
2007Novartis Foundation symposium84 citations
Semantic Scholar
Long‐term outcome and its predictors in giant cell myocarditis
Kaj Ekström, J. Lehtonen, R. Kandolin, A. Räisänen-Sokolowski +2 more
2016European Journal of Heart Failure83 citations
Semantic Scholar
Autologous bone marrow mononuclear cell transplantation in ischemic heart failure: a prospective, controlled, randomized, double-blind study of cell transplantation combined with coronary bypass.
T. Pätilä, M. Lehtinen, A. Vento, J. Schildt +13 more
2014The Journal of Heart and Lung Transplantation75 citations Open access
Semantic Scholar
Complement system is activated in stenotic aortic valves.
Satu Helske, R. Oksjoki, K. Lindstedt, J. Lommi +4 more
2008Atherosclerosis72 citations
Semantic Scholar
Magnetic Resonance Imaging as a Predictor of Survival Free of Life‐Threatening Arrhythmias and Transplantation in Cardiac Sarcoidosis
Kaj Ekström, J. Lehtonen, H. Hänninen, R. Kandolin +2 more
2016Journal of the American Heart Association : Cardiovascular and Cerebrovascular Disease63 citations Open access
Semantic Scholar
Usefulness of Cardiac Troponins as Markers of Early Treatment Response in Cardiac Sarcoidosis.
R. Kandolin, J. Lehtonen, J. Airaksinen, T. Vihinen +5 more
2015American Journal of Cardiology61 citations
Semantic Scholar
Incidence of Sudden Cardiac Death and Life-Threatening Arrhythmias in Clinically Manifest Cardiac Sarcoidosis With and Without Current Indications for an Implantable Cardioverter Defibrillator
Hanna‐Kaisa Nordenswan, Pauli Pöyhönen, J. Lehtonen, Kaj Ekström +10 more
2022Circulation60 citations Open access
Semantic Scholar
Vascular Endothelial Growth Factor–Secreting Mast Cells and Myofibroblasts: A Novel Self-Perpetuating Angiogenic Pathway in Aortic Valve Stenosis
Suvi Syväranta, Satu Helske, M. Laine, J. Lappalainen +4 more
2010Arteriosclerosis, Thrombosis and Vascular Biology59 citations
Semantic Scholar
Manifestations and Outcome of Cardiac Sarcoidosis and Idiopathic Giant Cell Myocarditis by 25‐Year Nationwide Cohorts
Hanna‐Kaisa Nordenswan, J. Lehtonen, Kaj Ekström, A. Räisänen-Sokolowski +12 more
2021Journal of the American Heart Association : Cardiovascular and Cerebrovascular Disease57 citations Open access
Semantic Scholar
Increased circulating concentrations and augmented myocardial extraction of osteoprotegerin in heart failure due to left ventricular pressure overload
Satu Helske, P. Kovanen, K. Lindstedt, K. Salmela +4 more
2007European Journal of Heart Failure54 citations
Semantic Scholar
F-18-fluorodeoxyglucose positron emission tomography-guided sampling of mediastinal lymph nodes in the diagnosis of cardiac sarcoidosis.
P. Simonen, J. Lehtonen, R. Kandolin, J. Schildt +7 more
2015American Journal of Cardiology52 citations
Semantic Scholar
Potential pathological roles for oxidized low-density lipoprotein and scavenger receptors SR-AI, CD36, and LOX-1 in aortic valve stenosis.
Suvi Syväranta, Mervi Alanne-Kinnunen, Katariina Oörni, R. Oksjoki +3 more
2014Atherosclerosis48 citations
Semantic Scholar
Reversible pulmonary hypertension associated with vitamin C deficiency.
M. Kupari, J. Rapola
2012Chest47 citations
Semantic Scholar
Incidence, Risk Factors, and Outcome of Life-Threatening Ventricular Arrhythmias in Giant Cell Myocarditis
Kaj Ekström, J. Lehtonen, R. Kandolin, A. Räisänen-Sokolowski +2 more
2016Circulation: Arrhythmia and Electrophysiology45 citations
Semantic Scholar
Modified Lipoprotein-Derived Lipid Particles Accumulate in Human Stenotic Aortic Valves
S. Lehti, R. Käkelä, S. Hörkkö, Outi Kummu +5 more
2013PLoS ONE42 citations Open access
Semantic Scholar
High-density lipoproteins (HDL) are present in stenotic aortic valves and may interfere with the mechanisms of valvular calcification.
J. Lommi, P. Kovanen, M. Jauhiainen, M. Lee-Rueckert +2 more
2011Atherosclerosis41 citations
Semantic Scholar
Lymphangiogenesis in aortic valve stenosis--novel regulatory roles for valvular myofibroblasts and mast cells.
Suvi Syväranta, Satu Helske, J. Lappalainen, M. Kupari +1 more
2012Atherosclerosis38 citations
Semantic Scholar
Cardiac magnetic resonance in giant cell myocarditis: a matched comparison with cardiac sarcoidosis
Pauli Pöyhönen, Hanna‐Kaisa Nordenswan, J. Lehtonen, Suvi Syväranta +2 more
2023European Heart Journal-Cardiovascular Imaging35 citations Open access
Semantic Scholar
Alcohol and the heart. Intense hemodynamic changes associated with alcohol flush in orientals.
M. Kupari, C. J. Peter Eriksson, J. Heikkilä, R. Ylikahri
200935 citations
Semantic Scholar
Incidence and Predictors of Atrial Fibrillation in Cardiac Sarcoidosis: A Multimodality Imaging Study.
Meri Niemelä, V. Uusitalo, Pauli Pöyhönen, J. Schildt +2 more
2022JACC Cardiovascular Imaging32 citations Open access
Semantic Scholar
Erectile dysfunction as a risk factor for coronary heart disease: implications for prevention
M. J. Tikkanen, Graham Jackson, T. Tammela, Gerd Assmann +3 more
2007International journal of clinical practice32 citations Open access
Semantic Scholar
Idiopathic giant cell myocarditis or cardiac sarcoidosis? A retrospective audit of a nationwide case series
Kaj Ekström, A. Räisänen-Sokolowski, J. Lehtonen, Hanna‐Kaisa Nordenswan +2 more
2020ESC Heart Failure28 citations Open access
Semantic Scholar
Cardiac magnetic resonance imaging reveals frequent myocardial involvement and dysfunction in active rheumatoid arthritis.
M. Holmström, R. Koivuniemi, K. Korpi, T. Kaasalainen +5 more
2016Clinical and Experimental Rheumatology26 citations
Semantic Scholar
Drunkenness, hangover, and the heart.
M. Kupari
2009Acta Medica Scandinavica26 citations
Semantic Scholar
Simplifying the estimation of jugular venous pressure.
J. Sinisalo, J. Rapola, J. Rossinen, M. Kupari
2007American Journal of Cardiology26 citations
Semantic Scholar
Circulating collagen metabolites, myocardial fibrosis and heart failure in aortic valve stenosis.
M. Kupari, M. Laine, H. Turto, J. Lommi +1 more
2013Journal of Heart Valve Disease24 citations
Semantic Scholar
Cardiac magnetic resonance in histologically proven eosinophilic myocarditis
Pauli Pöyhönen, J. Rågback, M. Mäyränpää, Hanna‐Kaisa Nordenswan +3 more
2023Journal of Cardiovascular Magnetic Resonance22 citations Open access
Semantic Scholar
Cor pulmonale due to tumor cell embolization. Report of a case and a brief review of the literature.
M. Kupari, L. Laitinen, P. Hekali, K. Luomanmäki
2009Acta Medica Scandinavica20 citations
Semantic Scholar
Endomyocardial biopsy in the diagnosis of cardiac sarcoidosis
Henriikka Mälkönen, J. Lehtonen, Pauli Pöyhönen, V. Uusitalo +2 more
2024European Journal of Heart Failure19 citations Open access
Semantic Scholar
Epicardial transplantation of atrial appendage micrograft patch salvages myocardium after infarction.
Yan-kun Xie, Milla Lampinen, J. Takala, Vilbert Sikorski +9 more
2020The Journal of Heart and Lung Transplantation19 citations Open access
Semantic Scholar
Is Blockade of the Renin-angiotensin System Able to Reverse the Structural and Functional Remodeling of the Left Ventricle in Severe Aortic Stenosis?
Satu Helske-Suihko, M. Laine, J. Lommi, M. Kaartinen +3 more
2015Journal of Cardiovascular Pharmacology19 citations
Semantic Scholar
Acute cardiovascular effects of intravenous cimetidine.
K. Tötterman, M. Kupari, I. Paakkari, M. Nieminen
2009Acta Medica Scandinavica18 citations
Semantic Scholar
Epicardial delivery of autologous atrial appendage micrografts during coronary artery bypass surgery—safety and feasibility study
A. Nummi, T. Nieminen, T. Pätilä, Milla Lampinen +14 more
2017Pilot and Feasibility Studies17 citations Open access
Semantic Scholar
Transcardiac gradients of circulating apelin: extraction by normal hearts vs. release by hearts failing due to pressure overload.
Satu Helske, P. Kovanen, J. Lommi, H. Turto +1 more
2010Journal of applied physiology15 citations
Semantic Scholar
Spontaneous coronary artery dissection in cardiac sarcoidosis
R. Kandolin, Kaj Ekström, T. Simard, B. Hibbert +4 more
2019Oxford Medical Case Reports14 citations Open access
Semantic Scholar
POINT: Should Isolated Cardiac Sarcoidosis Be Considered a Significant Manifestation of Sarcoidosis? Yes.
M. Kupari, J. Lehtonen
2021Chest13 citations Open access
Semantic Scholar
Long-Term Outcome in Probable Versus Absolute Cardiac Sarcoidosis.
P. Simonen, J. Lehtonen, M. Kupari
2019American Journal of Cardiology13 citations
Semantic Scholar
Magnetic Resonance Imaging in the Assessment of the Risk of Sudden Death in Cardiac Sarcoidosis: What Is Extensive or Significant Late Gadolinium Enhancement?
Pauli Pöyhönen, J. Lehtonen, Suvi Syväranta, D. Velikanova +13 more
2024Circulation: Arrhythmia and Electrophysiology11 citations Open access
Semantic Scholar
Desmosterol accumulation in users of amiodarone
P. Simonen, J. Lehtonen, A. Lampi, V. Piironen +3 more
2018Journal of Internal Medicine11 citations
Semantic Scholar

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J. Lehtonen×22
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J. Lehtonen — researcher profile on SciRah
R. Kandolin×14
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R. Kandolin — researcher profile on SciRah
P. Kovanen×10
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P. Kovanen — researcher profile on SciRah
Kaj Ekström×9
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Kaj Ekström — researcher profile on SciRah

×8

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T. Vihinen — researcher profile on SciRah

Petri Haataja×8

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M. Mäyränpää×8

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Hanna‐Kaisa Nordenswan×8

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Pauli Pöyhönen×7

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Pauli Pöyhönen — researcher profile on SciRah

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Satu Helske — researcher profile on SciRah

H. Miettinen×6

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H. Miettinen — researcher profile on SciRah