Klaus Empen

14.0k total citations · 3 hit papers
61 papers, 4.2k citations indexed

About

Klaus Empen is a scholar working on Cardiology and Cardiovascular Medicine, Radiology, Nuclear Medicine and Imaging and Surgery. According to data from OpenAlex, Klaus Empen has authored 61 papers receiving a total of 4.2k indexed citations (citations by other indexed papers that have themselves been cited), including 34 papers in Cardiology and Cardiovascular Medicine, 14 papers in Radiology, Nuclear Medicine and Imaging and 13 papers in Surgery. Recurrent topics in Klaus Empen's work include Cardiac Imaging and Diagnostics (13 papers), Radiation Dose and Imaging (10 papers) and Viral Infections and Immunology Research (8 papers). Klaus Empen is often cited by papers focused on Cardiac Imaging and Diagnostics (13 papers), Radiation Dose and Imaging (10 papers) and Viral Infections and Immunology Research (8 papers). Klaus Empen collaborates with scholars based in Germany, United States and Italy. Klaus Empen's co-authors include Steffen Desch, Ingo Eitel, Karl Werdan, Rainer Hambrecht, Mirosław Ferenc, Gert Richardt, Hölger Thiele, Jörg Hausleiter, Uwe Zeymer and Gerhard Schüler and has published in prestigious journals such as New England Journal of Medicine, The Lancet and Journal of Biological Chemistry.

In The Last Decade

Klaus Empen

60 papers receiving 4.1k 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.

Intraaortic Balloon Support for Myocardial Infarction with Cardiogenic Shock

2012 1.6k citations Hölger Thiele, Uwe Zeymer et al. profile →
Randomized, Controlled Trial of Ultrasound-Assisted Catheter-Directed Thrombolysis for Acute Intermediate-Risk Pulmonary Embolism

2013 714 citations Klaus Empen et al. profile →
Intra-aortic balloon counterpulsation in acute myocardial infarction complicated by cardiogenic shock (IABP-SHOCK II): final 12 month results of a randomised, open-label trial

2013 551 citations Hölger Thiele, Uwe Zeymer et al. The Lancet profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
Klaus Empen Germany	20	2.2k	2.1k	1.8k	1.5k	723	61	4.2k
Theodore Schreiber United States	33	1.4k 0.6×	2.9k 1.4×	2.7k 1.5×	927 0.6×	557 0.8×	151	4.5k
Georg Fuernau Germany	39	3.2k 1.4×	3.5k 1.7×	3.8k 2.1×	2.5k 1.7×	147 0.2×	154	6.9k
E. Magnus Ohman United States	33	1.5k 0.7×	3.0k 1.4×	3.3k 1.8×	1.3k 0.8×	552 0.8×	79	5.3k
Jan T. Christenson Switzerland	30	782 0.4×	2.0k 0.9×	1.4k 0.8×	386 0.3×	214 0.3×	153	2.9k
William W. O’Neill United States	43	4.3k 1.9×	4.8k 2.3×	3.9k 2.1×	2.9k 1.9×	167 0.2×	151	8.4k
John G. Byrne United States	41	706 0.3×	3.8k 1.8×	4.7k 2.6×	400 0.3×	618 0.9×	177	6.8k
Gregory S. Couper United States	41	1.1k 0.5×	3.7k 1.7×	4.7k 2.6×	419 0.3×	281 0.4×	171	6.2k
Kiick Sung South Korea	28	1.3k 0.6×	1.5k 0.7×	1.2k 0.7×	1.1k 0.7×	75 0.1×	192	2.9k
J. David Talley United States	27	599 0.3×	2.5k 1.2×	2.9k 1.6×	339 0.2×	543 0.8×	100	3.9k
Young Bin Song South Korea	36	796 0.4×	2.7k 1.3×	2.6k 1.4×	712 0.5×	95 0.1×	253	4.3k

Countries citing papers authored by Klaus Empen

Since Specialization

Citations

This map shows the geographic impact of Klaus Empen'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 Klaus Empen with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Klaus Empen more than expected).

Fields of papers citing papers by Klaus Empen

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Klaus Empen. 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 Klaus Empen. The network helps show where Klaus Empen may publish in the future.

Co-authorship network of co-authors of Klaus Empen

This figure shows the co-authorship network connecting the top 25 collaborators of Klaus Empen. A scholar is included among the top collaborators of Klaus Empen 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 Klaus Empen. Klaus Empen is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

Noutsias, Michel, Hannes Melnyk, Muhammad Ali, et al.. (2020). Dual device closure of a bilobar left atrial appendage with a plug (Watchman 2.5™ 30 mm) and a pacifier (Amulet™ 20 mm) device. Hellenic Journal of Cardiology. 62(1). 81–83. 2 indexed citations

Ameling, Sabine, Marcus Dörr, Stephanie Könemann, et al.. (2020). Analysis of DCM associated protein alterations of human right and left ventricles. Journal of Proteomics. 231. 104018–104018. 2 indexed citations

Riad, Alexander, Stefan Groß, Kerstin Weitmann, et al.. (2018). MD-2 is a new predictive biomarker in dilated cardiomyopathy and exerts direct effects in isolated cardiomyocytes. International Journal of Cardiology. 270. 278–286. 8 indexed citations

Ameling, Sabine, Gourav Bhardwaj, Elke Hammer, et al.. (2016). Changes of myocardial gene expression and protein composition in patients with dilated cardiomyopathy after immunoadsorption with subsequent immunoglobulin substitution. Basic Research in Cardiology. 111(5). 40–40. 21 indexed citations

Beug, Daniel, Sigrun Friesecke, Stephan B. Felix, & Klaus Empen. (2015). Non-Thrombotic Fatal Pulmonary Embolism with a ‘Rule-Out’ Ct Scan. ESC Heart Failure. 2(3). 204–207. 1 indexed citations

Fengler, Karl, Georg Fuernau, Steffen Desch, et al.. (2014). GENDER DIFFERENCES IN PATIENTS WITH CARDIOGENIC SHOCK COMPLICATING MYOCARDIAL INFARCTION: A SUBSTUDY OF THE IABP-SHOCK II-TRIAL. Journal of the American College of Cardiology. 63(12). A720–A720. 5 indexed citations

Kuon, E., Stephan B. Felix, Kerstin Weitmann, et al.. (2014). ECG-gated coronary angiography enables submillisievert imaging in invasive cardiology. Herz. 40(S3). 247–253. 3 indexed citations

Thiele, Hölger, Uwe Zeymer, Franz‐Josef Neumann, et al.. (2013). Intra-aortic balloon counterpulsation in acute myocardial infarction complicated by cardiogenic shock (IABP-SHOCK II): final 12 month results of a randomised, open-label trial. The Lancet. 382(9905). 1638–1645. 551 indexed citations breakdown →

Kuon, E., Kerstin Weitmann, Astrid Hummel, et al.. (2013). Latest-generation catheterization systems enable invasive submillisievert coronary angiography. Herz. 40(S3). 233–239. 8 indexed citations

10.

Gläser, Sven, Nele Friedrich, Beate Koch, et al.. (2013). Exercise Blood Pressure and Heart Rate Reference Values. Heart Lung and Circulation. 22(8). 661–667. 10 indexed citations

11.

Empen, Klaus, Roberto Lorbeer, Henry Völzke, et al.. (2013). Do patients with type 1 and type 2 diabetes really have an impaired endothelial function? A population-based propensity score matching analysis. Cardiovascular Diabetology. 12(1). 174–174. 7 indexed citations

12.

Reinthaler, Markus, Klaus Empen, Mathias Busch, et al.. (2013). How should I treat severe paravalvular leakage after TAVI?. EuroIntervention. 9(5). 650–653. 1 indexed citations

13.

Hannemann, Anke, Henri Wallaschofski, Jan Lüdemann, et al.. (2011). Plasma aldosterone levels and aldosterone-to-renin ratios are associated with endothelial dysfunction in young to middle-aged subjects. Atherosclerosis. 219(2). 875–879. 29 indexed citations

14.

Gläser, Sven, Anne Obst, Christian Opitz, et al.. (2011). Peripheral endothelial dysfunction is associated with gas exchange inefficiency in smokers. Respiratory Research. 12(1). 53–53. 6 indexed citations

15.

Herda, Lars R., Christiane Trimpert, Martin Landsberger, et al.. (2010). Effects of immunoadsorption and subsequent immunoglobulin G substitution on cardiopulmonary exercise capacity in patients with dilated cardiomyopathy. American Heart Journal. 159(5). 809–816. 38 indexed citations

16.

Völzke, Henry, Robin Haring, Roberto Lorbeer, et al.. (2009). Heart valve sclerosis predicts all-cause and cardiovascular mortality. Atherosclerosis. 209(2). 606–610. 87 indexed citations

17.

Kuon, E., Daniel M. Robinson, Klaus Empen, & Johannes B. Dahm. (2005). Durchleuchtungszeit - Ein überschätzter Parameter der Patientendosis in der invasiven Kardiologie. RöFo - Fortschritte auf dem Gebiet der Röntgenstrahlen und der bildgebenden Verfahren. 177(6). 812–817. 19 indexed citations

18.

Otto, Carsten, H.C. Geiss, Klaus Empen, & Klaus G. Parhofer. (2004). Long-term reduction of C-reactive protein concentration by regular LDL apheresis. Atherosclerosis. 174(1). 151–156. 34 indexed citations

19.

Empen, Klaus, H.C. Geiss, Michael Lehrke, et al.. (2003). Effect of atorvastatin on lipid parameters, LDL subtype distribution, hemorrheological parameters and adhesion molecule concentrations in patients with hypertriglyceridemia. Nutrition Metabolism and Cardiovascular Diseases. 13(2). 87–92. 13 indexed citations

20.

Empen, Klaus, et al.. (2002). The effects of three different LDL‐apheresis methods on the plasma concentrations of E‐selectin, VCAM‐1, and ICAM‐1. Journal of Clinical Apheresis. 17(1). 38–43. 40 indexed citations

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.

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