Geir Øystein Andersen

4.2k total citations · 1 hit paper
92 papers, 2.1k citations indexed

About

Geir Øystein Andersen is a scholar working on Cardiology and Cardiovascular Medicine, Molecular Biology and Emergency Medicine. According to data from OpenAlex, Geir Øystein Andersen has authored 92 papers receiving a total of 2.1k indexed citations (citations by other indexed papers that have themselves been cited), including 48 papers in Cardiology and Cardiovascular Medicine, 29 papers in Molecular Biology and 24 papers in Emergency Medicine. Recurrent topics in Geir Øystein Andersen's work include Acute Myocardial Infarction Research (23 papers), Cardiac Arrest and Resuscitation (23 papers) and Cardiac Fibrosis and Remodeling (13 papers). Geir Øystein Andersen is often cited by papers focused on Acute Myocardial Infarction Research (23 papers), Cardiac Arrest and Resuscitation (23 papers) and Cardiac Fibrosis and Remodeling (13 papers). Geir Øystein Andersen collaborates with scholars based in Norway, United States and Denmark. Geir Øystein Andersen's co-authors include Jan Eritsland, Ingebjørg Seljeflot, Kaspar Broch, Marius Trøseid, Johannes R. Hov, Harald Arnesen, Kjetil Sunde, Pavel Hoffmann, Sigrun Halvorsen and Tomas Drægni and has published in prestigious journals such as SHILAP Revista de lepidopterología, Journal of the American College of Cardiology and PLoS ONE.

In The Last Decade

Geir Øystein Andersen

88 papers receiving 2.0k citations

Hit Papers

align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

The gut microbiome in coronary artery disease and heart failure: Current knowledge and future directions

2020 260 citations Marius Trøseid, Geir Øystein Andersen et al. profile →

Peers

Countries citing papers authored by Geir Øystein Andersen

Since Specialization

Citations

This map shows the geographic impact of Geir Øystein Andersen's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Geir Øystein Andersen with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Geir Øystein Andersen more than expected).

Fields of papers citing papers by Geir Øystein Andersen

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Geir Øystein Andersen. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Geir Øystein Andersen. The network helps show where Geir Øystein Andersen may publish in the future.

Co-authorship network of co-authors of Geir Øystein Andersen

This figure shows the co-authorship network connecting the top 25 collaborators of Geir Øystein Andersen. A scholar is included among the top collaborators of Geir Øystein Andersen based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Geir Øystein Andersen. Geir Øystein Andersen is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

#	Work	Indexed citations
1	Cardiogenic shock as a complication of acute myocardial infarction: a nationwide cohort study 2025 ·European Heart Journal Acute Cardiovascular Care ·Jarle Jortveit, Peder L. Myhre, Geir Øystein Andersen, Sigrun Halvorsen	0
2	Effect of tocilizumab on endothelial and platelet-derived CXC-chemokines and their association with inflammation and myocardial injury in STEMI patients undergoing primary PCI 2024 ·International Journal of Cardiology ·Sindre Woxholt, Thor Ueland, Pål Aukrust, Anne Kristine Anstensrud, Kaspar Broch, Ingvild Maria Tøllefsen, Ingebjørg Seljeflot, Bente Halvorsen, Tuva B. Dahl, (unknown), Geir Øystein Andersen, Lars Gullestad, Rune Wiseth, Jan Kristian Damås, Ola Kleveland	1
3	Combined activation of complement and coagulation is associated with myocardial injury in ST-elevation myocardial infarction 2024 ·European Heart Journal ·(unknown), Sigrun Halvorsen, Geir Øystein Andersen, (unknown), Ida G. Lunde, C Holst Hansen, Ingebjørg Seljeflot, Ragnhild Helseth	0
4	Circular RNA Profile in Atherosclerotic Disease: Regulation during ST-Elevated Myocardial Infarction 2024 ·International Journal of Molecular Sciences ·(unknown), (unknown), Xiang Yi Kong, Kaspar Broch, Lars Gullestad, Anne Kristine Anstensrud, Geir Øystein Andersen, Brage H. Amundsen, Ola Kleveland, (unknown), Sverre Holm, Pål Aukrust, Ingrun Alseth, Bente Halvorsen, Tuva B. Dahl	2
5	Intestinal fatty acid binding protein is associated with infarct size and cardiac function in acute heart failure following myocardial infarction 2024 ·Open Heart ·(unknown), Geir Øystein Andersen, Ingebjørg Seljeflot, Marius Trøseid, Ayodeji Awoyemi	3
6	Outcome prediction in comatose cardiac arrest patients with initial shockable and non‐shockable rhythms 2023 ·Acta Anaesthesiologica Scandinavica ·(unknown), (unknown), Jūratė Šaltytė Benth, Christofer Lundqvist, Geir Øystein Andersen, Tomas Drægni, Kjetil Sunde, Espen Rostrup Nakstad	2
7	Transcranial Doppler during the first week after cardiac arrest and association with 6-month outcomes 2023 ·Frontiers in Neurology ·(unknown), (unknown), (unknown), Espen Rostrup Nakstad, Geir Øystein Andersen, Kjetil Sunde, Jūratė Šaltytė Benth, Christofer Lundqvist	1
8	Changes in health status and health related quality of life from six months to five years in out-of-hospital cardiac arrest survivors – A NORCAST sub study 2022 ·Resuscitation ·(unknown), Jūratė Šaltytė Benth, Christofer Lundqvist, Geir Øystein Andersen, (unknown), Tomas Drægni, (unknown), Henrik Stær-Jensen, Kjetil Sunde, Espen Rostrup Nakstad	6
9	Complement activation is associated with poor outcome after out-of-hospital cardiac arrest 2021 ·Resuscitation ·Viktoriia Chaban, Espen Rostrup Nakstad, Henrik Stær-Jensen, Camilla Schjalm, Ingebjørg Seljeflot, Jarle Vaage, Christofer Lundqvist, Jūratė Šaltytė Benth, Kjetil Sunde, Tom Eirik Mollnes, Geir Øystein Andersen, Søren Erik Pischke	16
10	Late awakening, prognostic factors and long-term outcome in out-of-hospital cardiac arrest – results of the prospective Norwegian Cardio-Respiratory Arrest Study (NORCAST) 2020 ·Resuscitation ·Espen Rostrup Nakstad, Henrik Stær-Jensen, (unknown), (unknown), (unknown), (unknown), Tomas Drægni, Jūratė Šaltytė Benth, John Wilson, (unknown), (unknown), Jan Eritsland, Ingebjørg Seljeflot, Dag Jacobsen, Geir Øystein Andersen, Christofer Lundqvist, Kjetil Sunde	48
11	IgM antibodies against phosphorylcholine measured early after acute ST-elevation myocardial infarction in relation to atherosclerotic disease burden and long-term clinical outcome 2019 ·PLoS ONE ·Eva Cecilie Knudsen, Ingebjørg Seljeflot, Tonje A. Aksnes, Jan Eritsland, Harald Arnesen, Geir Øystein Andersen	1
12	MR findings of microvascular perfusion in infarcted and remote myocardium early after successful primary PCI 2018 ·PLoS ONE ·(unknown), (unknown), (unknown), David Swanson, Geir Øystein Andersen, Jan Eritsland, Nils Einar Kløw, Pavel Hoffmann	3
13	IL-6 Receptor Inhibition by Tocilizumab Attenuated Expression of C5a Receptor 1 and 2 in Non-ST-Elevation Myocardial Infarction 2018 ·Frontiers in Immunology ·(unknown), Per H. Nilsson, Søren Erik Pischke, Ola Kleveland, Arne Yndestad, (unknown), Jan Kristian Damås, Terje Espevik, Bjørn Bendz, Bente Halvorsen, Ida Gregersen, Rune Wiseth, Geir Øystein Andersen, Thor Ueland, Lars Gullestad, Pål Aukrust, Andreas Barratt‐Due, Tom E. Mollnes	20
14	Association of IL-8 With Infarct Size and Clinical Outcomes in Patients With STEMI 2018 ·Journal of the American College of Cardiology ·(unknown), (unknown), Pavel Hoffmann, Ingebjørg Seljeflot, Jon Michael Gran, Jan Eritsland, Geir Øystein Andersen	46
15	Urine biomarkers give early prediction of acute kidney injury and outcome after out-of-hospital cardiac arrest 2016 ·Critical Care ·Sigrid Beitland, Bård Waldum-Grevbo, Espen Rostrup Nakstad, Jens Petter Berg, Anne‐Marie Siebke Trøseid, Berit Brusletto, Cathrine Brunborg, Geir Øystein Andersen, Kjetil Sunde	24
16	Increased expression of NAMPT in PBMC from patients with acute coronary syndrome and in inflammatory M1 macrophages 2015 ·Atherosclerosis ·Bente Halvorsen, (unknown), Geir Øystein Andersen, Arne Yndestad, Ellen Lund Sagen, Azita Rashidi, Eva Cecilie Knudsen, Mona Skjelland, Karolina Skagen, Kirsten Krohg‐Sørensen, Sverre Holm, (unknown), Kirsten B. Holven, Erik A.L. Biessen, Pål Aukrust, Tuva B. Dahl	50
17	Bradycardia During Therapeutic Hypothermia Is Associated With Good Neurologic Outcome in Comatose Survivors of Out-of-Hospital Cardiac Arrest* 2014 ·Critical Care Medicine ·Henrik Stær-Jensen, Kjetil Sunde, Theresa M. Olasveengen, Dag Jacobsen, Tomas Drægni, Espen Rostrup Nakstad, Jan Eritsland, Geir Øystein Andersen	56
18	Levosimendan in Acute Heart Failure Following Primary Percutaneous Coronary Intervention-Treated Acute ST-Elevation Myocardial Infarction. Results from the LEAF Trial: A Randomized, Placebo-Controlled Study 2013 ·European Journal of Heart Failure ·Trygve Husebye, Jan Eritsland, Carl Müller, Leiv Sandvik, Harald Arnesen, Ingebjørg Seljeflot, Arild Mangschau, Reidar Bjørnerheim, Geir Øystein Andersen	80
19	Nedsatt glukosetoleranse hos pasienter med akutt hjerteinfarkt 2006 ·Tidsskrift for Den Norske Laegeforening ·Geir Øystein Andersen, Jan Eritsland, (unknown), (unknown), Eva Cecilie Knudsen, Arild Mangschau	1
20	Life Threatening Intoxication with Sodium Valproate 1995 ·Journal of Toxicology Clinical Toxicology ·Geir Øystein Andersen, S Ritland	54

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

Explore authors with similar magnitude of impact