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Clara Hjalmarsson
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Avd för invärtesmedicin och klinisk nutritionUniversitetslektor, adjungerad
Avd för molekylär och klinisk medicin-
Risk Assessment Models and Event-Free Survival in Pulmonary Arterial
Hypertension.
Clara Hjalmarsson, Tanvee Thakur, Göran Rådegran, Erik Björklund, Håkan Wåhlander, Magnus Nisell, Joanna-Maria Papageorgiou, Stefan Söderberg, Dominik Lautsch, Barbro Kjellström
Pulmonary Circulation (PC) - 2025 -
Prevalence and importance of coronary microvascular dysfunction in patients with heart failure and reduced or mildly reduced ejection
fraction.
Charlotte Backelin, Sara Svedlund, Entela Bollano, Clara Hjalmarsson, Akash Kumar Gupta, Karl Johan Dahllöf, Fredrik Wolfhagen Sand, Maria Lagerström Fermer, Erik Michaelsson, Alastair Moss, Ida Silfversparre, Tove Brodin, Carlo Pirazzi, Lars Lund, Camilla Hage, Charlotta Ljungman
Open heart - 2025 -
Rare but serious: pulmonary vascular disease around the
world.
Clara Hjalmarsson, Arun Jose, Hooman Poor, Camila M C Loureiro, Valentina Stosor, Tomas Pulido, Mrinalini Krishnan
JHLT open - 2025 -
Rethinking pulmonary arterial hypertension care: the role of dual therapy in patients with cardiovascular
comorbidities.
Clara Hjalmarsson, Sandeep Sahay
The European respiratory journal - 2025 -
Atrial Fibrillation, Venous Thromboembolism, and Risk of Pulmonary Hypertension: A Swedish Nationwide Register
Study.
Clara Hjalmarsson, Martin Lindgren, Niklas Bergh, Björn Hornestam, J. Gustav Smith, Martin Adiels, Annika Rosengren
Journal of the American Heart Association (JAHA) - 2025 -
Characteristics and prognosis in acute myocarditis and unexplained acute chest pain: a nationwide longitudinal cohort
study.
Marie Björkenstam, Emanuele Bobbio, Christian Lars Polte, Clara Hjalmarsson, Niklas Bergh, Elmir Omerovic, Entela Bollano
Open heart - 2025 -
Risk assessment models and survival in pulmonary arterial hypertension: a SPAHR
analysis.
Clara Hjalmarsson, Tanvee Thakur, Tracey Weiss, Erik Björklund, Joanna-Maria Papageorgiou, Göran Rådegran, Stefan Söderberg, Håkan Wåhlander, Dominik Lautsch, Barbro Kjellström
The Journal of heart and lung transplantation : the official publication of the International Society for Heart Transplantation - 2024 -
Severe heart failure in a unique case of cobalamin-C-deficiency resolved with LVAD implantation and subsequent heart
transplantation.
Clara Hjalmarsson, Charlotte Nordberg Backelin, Anders Thorén, Niklas Bergh, Jennifer L Sloan, Irini Manoli, Charles P Venditti, Göran Dellgren
Molecular genetics and metabolism reports - 2024 -
Characteristics, survival and neurological outcome in out-of-hospital cardiac arrest in young adults in Sweden: A nationwide
study.
Linnea Gustafsson, Araz Rawshani, Truls Råmunddal, Björn Redfors, Petur Petursson, Oskar Angerås, Geir Hirlekar, Elmir Omerovic, Christian Dworeck, Sebastian Völz, Johan Herlitz, Clara Hjalmarsson, Lina Dahlén Holmqvist, Anna Myredal
Resuscitation plus - 2023 -
Clinical Outcomes and Predictors of Long-Term Survival in Patients With and Without Previously Known Extracardiac Sarcoidosis Using Machine Learning: A Swedish Multicenter
Study.
Emanuele Bobbio, Per Eldhagen, Christian Lars Polte, Clara Hjalmarsson, Kristjan Karason, Araz Rawshani, Pernilla Darlington, Susanna Kullberg, Peder Sörensson, Niklas Bergh, Entela Bollano
Journal of the American Heart Association - 2023 -
No obesity paradox in out-of-hospital cardiac arrest: Data from the Swedish registry of cardiopulmonary
resuscitation.
Alfred Hjalmarsson, Araz Rawshani, Truls Råmunddal, Aidin Rawshani, Clara Hjalmarsson, Anna Myredal, Gudrun Höskuldsdottir, Fredrik Hessulf, Geir Hirlekar, Oskar Angerås, Petur Petursson
Resuscitation plus - 2023 -
Differences in phenotypes, symptoms, and survival in patients with cardiomyopathy-a prospective observational study from the Sahlgrenska CardioMyoPathy
Centre.
Charlotta Ljungman, Entela Bollano, Araz Rawshani, Charlotte Nordberg Backelin, Pia Dahlberg, Inger Valeljung, Marie Björkenstam, Clara Hjalmarsson, Michael Fu, Tomas Mellberg, Sven-Erik Bartfay, Christian Lars Polte, Bert Andersson, Niklas Bergh
Frontiers in cardiovascular medicine - 2023 -
Sex Differences in Treatment and Prognosis of Acute Intracerebral
Hemorrhage.
Erika Broberg, Clara Hjalmarsson, Mehrnoush Setalani, Rubincho Milenkoski, Björn Andersson
Journal of women's health (2002) - 2023 -
Five year risk assessment and treatment patterns in patients with chronic thromboembolic pulmonary
hypertension.
Barbro Kjellström, Habib Bouzina, Erik Björklund, Amélie Beaudet, Susan C Edwards, Roger Hesselstrand, Kjell Jansson, Magnus Nisell, Göran Rådegran, Anna Sandqvist, Håkan Wåhlander, Clara Hjalmarsson, Stefan Söderberg
ESC heart failure - 2022 -
Association between central haemodynamics and renal function in advanced heart failure: a nationwide study from
Sweden.
Emanuele Bobbio, Entela Bollano, Christian Lars Polte, Jan Ekelund, Göran Rådegran, Jakob Lundgren, Carl Haggård, Grunde Gjesdal, Oscar Braun, Sven-Erik Bartfay, Niklas Bergh, Pia Dahlberg, Clara Hjalmarsson, Sorosh Esmaily, Ida Haugen Löfman, Aristomenis Manouras, Michael Melin, Göran Dellgren, Kristjan Karason
ESC heart failure - 2022 -
Diagnosis, management, and outcome of cardiac sarcoidosis and giant cell myocarditis: a Swedish single center
experience.
Emanuele Bobbio, Clara Hjalmarsson, Marie Björkenstam, Christian Lars Polte, Anders Oldfors, Ulf Lindström, Pia Dahlberg, Sven-Erik Bartfay, Piotr Szamlewski, Amar Taha, Egidija Sakiniene, Kristjan Karason, Niklas Bergh, Entela Bollano
BMC cardiovascular disorders - 2022 -
Early risk prediction in idiopathic versus connective tissue disease-associated pulmonary arterial hypertension: call for a refined
assessment.
Clara Hjalmarsson, Barbro Kjellström, Kjell Jansson, Magnus Nisell, David Kylhammar, Mohammad Kavianipour, Göran Rådegran, Stefan Söderberg, Gerhard Wikström, Dirk M Wuttge, Roger Hesselstrand
ERJ open research - 2021 -
Predicting mortality during long-term follow-up in pulmonary arterial
hypertension.
David Kylhammar, Clara Hjalmarsson, Roger Hesselstrand, Kjell Jansson, Mohammad Kavianipour, Barbro Kjellström, Magnus Nisell, Stefan Söderberg, Göran Rådegran
ERJ open research - 2021 -
Grading right ventricular dysfunction in left ventricular disease using echocardiography: a proof of concept using a novel multiparameter
strategy.
Odd Bech-Hanssen, Marco Astengo, Martin Fredholm, Niklas Bergh, Clara Hjalmarsson, Christian Lars Polte, Sven-Erik Ricksten, Entela Bollano
ESC heart failure - 2021 -
Risk stratification in chronic thromboembolic pulmonary hypertension predicts
survival.
Anna Sandqvist, David Kylhammar, Sven-Erik Bartfay, Roger Hesselstrand, Clara Hjalmarsson, Mohammad Kavianipour, Magnus Nisell, Göran Rådegran, Gerhard Wikström, Barbro Kjellström, Stefan Söderberg
Scandinavian cardiovascular journal : SCJ - 2021 -
Longitudinal changes in risk status in pulmonary arterial
hypertension.
Habib Bouzina, Göran Rådegran, Oisin Butler, Roger Hesselstrand, Clara Hjalmarsson, Katsiaryna Holl, Kjell Johansson, Rogier Klok, Stefan Söderberg, Barbro Kjellström
ESC heart failure - 2021 -
Risk of stroke in patients with heart failure and sinus rhythm: data from the Swedish Heart Failure
Registry.
Clara Hjalmarsson, Michael Fu, Tatiana Zverkova Sandström, Maria Schaufelberger, Charlotta Ljungman, Björn Andersson, Entela Bollano, Ulf Dahlström, Annika Rosengren
ESC heart failure - 2021 -
Combination Therapy with Oral Treprostinil for Pulmonary Arterial Hypertension. A Double-Blind Placebo-controlled Clinical
Trial.
R James White, Carlos Jerjes-Sanchez, Gisela Martina Bohns Meyer, Tomas Pulido, Pablo Sepulveda, Kuo Yang Wang, Ekkehard Grünig, Shirish Hiremath, Zaixin Yu, Zhang Gangcheng, Wei Luen James Yip, Shuyang Zhang, Akram Khan, C Q Deng, Rob Grover, Victor F Tapson, Clara Hjalmarsson
American Journal of Respiratory and Critical Care Medicine - 2020 -
Adherence to disease-specific drug treatment among patients with pulmonary arterial hypertension or chronic thromboembolic pulmonary
hypertension
Barbro Kjellström, Anna Sandqvist, Clara Hjalmarsson, Magnus Nisell, Per Näsman, Bodil Ivarsson
European Respiratory Journal Open Research - 2020 -
Sex differences in risk factors, treatment, and prognosis in acute
stroke.
Solveig Dahl, Clara Hjalmarsson, Björn Andersson
Women's health (London, England) - 2020 -
Poor outcome of patients with pulmonary arterial hypertension with insufficient response to phosphodiesterase-5 inhibitors alone or in combination with other specific therapy: a registry-based
study.
Clara Hjalmarsson, Oisin Butler, Roger Hesselstrand, Katsiaryna Holl, Kjell Jansson, Rogier Klok, Göran Rådegran, Stefan Söderberg, Barbro Kjellström
Pulmonary circulation - 2020 -
Early post-transplant elevated pulmonary artery pressure predicts adverse outcome in cardiac
recipients.
Entela Bollano, Bert Andersson, Clara Hjalmarsson, Göran Dellgren, Bledar Daka, Kristjan Karason
International Journal of Cardiology. Heart & vasculature - 2020 -
A risk score for prediction of TIA/ischemic stroke in patients with heart failure and sinus
rhythm
Clara Hjalmarsson, Michael Fu, Tatiana Zverkova Sandström, Maria Schaufelberger, Charlotta Ljungman, Björn Andersson, Entela Bollano, Ulf Dahlström, Annika Rosengren
European Heart Journal Vol 40, Suppl 1 - 2019 -
Baseline hemodynamics and its effect on survival in patients with idiopathic versus CTD-associated pulmonary arterial hypertension: data from the Swedish Pulmonary Arterial Hypertension
Register
Clara Hjalmarsson, Göran Rådegran, Barbro Kjellström, David Kylhammar, Stefan Söderberg, Sven-Erik Bartfay, Roger Hesselstrand
European Heart Journal - 2019 -
Sex-specific differences and survival in patients with idiopathic pulmonary arterial hypertension
2008-2016.
Barbro Kjellström, Magnus Nisell, David Kylhammar, Sven-Erik Bartfay, Bodil Ivarsson, Göran Rådegran, Clara Hjalmarsson
ERJ open research - 2019 -
Parvovirus B19 in Endomyocardial Biopsy of Patients With Idiopathic Dilated Cardiomyopathy: Foe or
Bystander?
Clara Hjalmarsson, Jan-Åke Liljeqvist, Magnus Lindh, Kristjan Karason, Entela Bollano, Anders Oldfors, Bert Andersson
Journal of Cardiac Failure - 2019 -
Pulmonary arterial hypertension: assessing risk to improve
prognosis.
Barbro Kjellström, Clara Hjalmarsson, David Kylhammar, Göran Rådegran
Expert review of cardiovascular therapy - 2019 -
A comprehensive risk stratification at early follow-up determines prognosis in pulmonary arterial
hypertension.
David Kylhammar, Barbro Kjellström, Clara Hjalmarsson, Kjell Jansson, Magnus Nisell, Stefan Söderberg, Gerhard Wikström, Göran Rådegran
European heart journal - 2018 -
Acute blood pressure levels and long-term outcome in ischemic
stroke.
Johan-Emil Bager, Clara Hjalmarsson, Karin Manhem, Björn Andersson
Brain and behavior - 2018 -
The risk of stroke/transient ischemic attack in patients with heart failure and sinus rhythm: a longitudinal 2-year follow-up study based on the Swedish Heart Failure
Registry
Clara Hjalmarsson, Michael Fu, Maria Schaufelberger, Charlotta Ljungman, Björn Andersson, Entela Bollano, Ulf Dahlström, Annika Rosengren
European Heart Journal - 2018 -
Impact of comorbidity on outcome in CTD-associated pulmonary arterial hypertension: data from the Swedish Pulmonary Arterial Hypertension
Registry
Clara Hjalmarsson, Roger Hesselstrand, Bengt Rundqvist, Göran Rådegran, Barbro Kjellström
European Heart Journal - 2018 -
IMPACT OF AGE AND COMORBIDITY ON RISK STRATIFICATION IN IDIOPATHIC PULMONARY ARTERIAL
HYPERTENSION.
Clara Hjalmarsson, Göran Rådegran, David Kylhammar, Bengt Rundqvist, Jonas Multing, Magnus D Nisell, Barbro Kjellström
The European Respiratory Journal - 2018 -
Parvovirus B19 in endomyocardial biopsy of patients with idiopathic dilated cardiomyopathy: foe or
bystander?
Clara Hjalmarsson, Jan-Åke Liljeqvist, Magnus Lindh, Kristjan Karason, Entela Bollano, Anders Oldfors, Bert Andersson
European Heart Journal Volume 38, Issue suppl_1 - 2017 -
Cause of death in patients with idiopathic pulmonary arterial hypertension: data from the Swedish pulmonary arterial hypertension
registry
Clara Hjalmarsson, Bengt Rundqvist, Jonas Multing, David Kylhammar, Göran Rådegran, Barbro Kjellström
European Heart Journal - 2017 -
A case of intracerebral hemorrhage and apical ballooning: An important differential diagnosis in ST-segment
elevation.
Clara Hjalmarsson, Jonatan Oras, Björn Redfors
International journal of cardiology - 2015 -
The role of prestroke glycemic control on severity and outcome of acute ischemic
stroke.
Clara Hjalmarsson, Karin Manhem, Lena Bokemark, Björn Andersson
Stroke Research and Treatment - 2014 -
Neuronal and glia-related biomarkers in cerebrospinal fluid of patients with acute ischemic
stroke
Clara Hjalmarsson, Maria Bjerke, Björn Andersson, Kaj Blennow, Henrik Zetterberg, N David Åberg, Bob Olsson, Carl Eckerström, Lena Bokemark, Anders Wallin
Journal of Central Nervous System Disease - 2014 -
Is Prolonged QTc Sufficient to Predict Survival in Patients with Intracerebral
Hemorrhage?
Clara Hjalmarsson, Lennart Bergfeldt
Annals of noninvasive electrocardiology : the official journal of the International Society for Holter and Noninvasive Electrocardiology, Inc - 2014 -
Electrocardiographic Abnormalities and Elevated cTNT at Admission for Intracerebral Hemorrhage: Predictors for
Survival?
Clara Hjalmarsson, Lennart Bergfeldt, Lena Bokemark, Karin Manhem, Björn Andersson
Annals of noninvasive electrocardiology : the official journal of the International Society for Holter and Noninvasive Electrocardiology, Inc - 2013 -
Heart dysfunction in patients with acute ischemic stroke or TIA does not predict all-cause mortality at long-term
follow-up
Alexandra Holmström, Michael Fu, Clara Hjalmarsson, Lena Bokemark, Björn Andersson
Bmc Neurology - 2013 -
The effect of statins on acute and long-term outcome after ischemic stroke in the
elderly.
Clara Hjalmarsson, Lena Bokemark, Karin Manhem, Kirsten Mehlig, Björn Andersson
The American journal of geriatric pharmacotherapy - 2012 -
Comparative evaluation of treatment with low-dose aspirin plus dipyridamole versus aspirin only in patients with acute ischaemic
stroke.
Lola Arnarsdottir, Clara Hjalmarsson, Lena Bokemark, Björn Andersson
BMC neurology - 2012 -
Can prolonged QTc and cTNT level predict the acute and long-term prognosis of
stroke?
Clara Hjalmarsson, Lena Bokemark, Sara Fredriksson, Jessica Antonsson, Alieh Shadman, Björn Andersson
International Journal of Cardiology - 2011 -
Mild renal ischemia-reperfusion reduces charge and size selectivity of the glomerular
barrier
Maria Andersson, Ulf Nilsson, Clara Hjalmarsson, Börje Haraldsson, Jenny Nyström
American Journal of Physiology Renal Physiology - 2007 -
Beneficial effects of orosomucoid on the glomerular barrier in puromycin aminonucleoside-induced
nephrosis
Clara Hjalmarsson, Martin Lidell, Börje Haraldsson
Nephrol Dial Transplant - 2006
Fler publikationer
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