Karsten Keller

4.8k total citations · 2 hit papers
215 papers, 2.9k citations indexed

About

Karsten Keller is a scholar working on Cardiology and Cardiovascular Medicine, Internal Medicine and Epidemiology. According to data from OpenAlex, Karsten Keller has authored 215 papers receiving a total of 2.9k indexed citations (citations by other indexed papers that have themselves been cited), including 112 papers in Cardiology and Cardiovascular Medicine, 101 papers in Internal Medicine and 48 papers in Epidemiology. Recurrent topics in Karsten Keller's work include Venous Thromboembolism Diagnosis and Management (101 papers), Acute Myocardial Infarction Research (42 papers) and Atrial Fibrillation Management and Outcomes (40 papers). Karsten Keller is often cited by papers focused on Venous Thromboembolism Diagnosis and Management (101 papers), Acute Myocardial Infarction Research (42 papers) and Atrial Fibrillation Management and Outcomes (40 papers). Karsten Keller collaborates with scholars based in Germany, Greece and Switzerland. Karsten Keller's co-authors include Thomas Münzel, Lukas Hobohm, Martin Engelhardt, Monika Engelhardt, Stavros Konstantinides, Mareike Lankeit, Mir Abolfazl Ostad, Wolfgang Dippold, Matthias Ebner and Karl‐Patrik Kresoja and has published in prestigious journals such as SHILAP Revista de lepidopterología, Scientific Reports and International Journal of Molecular Sciences.

In The Last Decade

Karsten Keller

186 papers receiving 2.8k 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.

Trends in thrombolytic treatment and outcomes of acute pulmonary embolism in Germany

2019 303 citations Karsten Keller, Lukas Hobohm et al. profile →
Strength and muscle mass loss with aging process. Age and strength loss

2019 295 citations Karsten Keller et al. profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Karsten Keller Germany	25	1.2k	1.1k	661	508	474	215	2.9k
Kevin C. Doerschug United States	21	581 0.5×	928 0.8×	443 0.7×	207 0.4×	493 1.0×	39	2.4k
Daniel Caldeira Portugal	30	1.4k 1.1×	473 0.4×	582 0.9×	125 0.2×	469 1.0×	172	3.0k
Amir K. Jaffer United States	21	2.0k 1.6×	1.3k 1.2×	211 0.3×	155 0.3×	1.0k 2.2×	76	3.2k
Aurelio Cayuela Spain	30	615 0.5×	290 0.3×	1.0k 1.5×	180 0.4×	487 1.0×	228	3.4k
Christine Roffe United Kingdom	31	410 0.3×	191 0.2×	1.2k 1.9×	339 0.7×	348 0.7×	113	3.2k
Amy L. Valderrama United States	17	1.1k 0.9×	236 0.2×	1.4k 2.1×	131 0.3×	386 0.8×	35	3.9k
Ching‐Hui Sia Singapore	23	904 0.7×	121 0.1×	425 0.6×	199 0.4×	354 0.7×	247	2.3k
Mark Walsh United States	30	246 0.2×	267 0.2×	316 0.5×	226 0.4×	460 1.0×	131	2.6k
Xin Tong United States	27	817 0.7×	179 0.2×	1.2k 1.8×	123 0.2×	260 0.5×	96	2.8k
P. Richard Verbeek Canada	36	886 0.7×	111 0.1×	922 1.4×	304 0.6×	993 2.1×	114	5.3k

Countries citing papers authored by Karsten Keller

Since Specialization

Citations

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

Fields of papers citing papers by Karsten Keller

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Karsten Keller

This figure shows the co-authorship network connecting the top 25 collaborators of Karsten Keller. A scholar is included among the top collaborators of Karsten Keller 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 Karsten Keller. Karsten Keller 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

Schmitt, Volker H., Omar Hahad, Visvakanth Sivanathan, et al.. (2025). Impact of type 1 diabetes mellitus on mortality rate and outcome of hospitalized patients with myocardial infarction. Diabetes & Metabolic Syndrome Clinical Research & Reviews. 19(2). 103201–103201.

Farmakis, Ioannis T., Konstantinos Christodoulou, Lukas Hobohm, et al.. (2025). Trends in home treatment and early discharge of patients with low-risk pulmonary embolism. Journal of Thrombosis and Haemostasis. 23(6). 1968–1973. 1 indexed citations

Valerio, Luca, Thomas Grochtdreis, Anna C. Mavromanoli, et al.. (2025). Burden and long-term impact of pulmonary embolism on health-related quality of life: a matched cohort study. European Journal of Preventive Cardiology. 32(15). 1506–1514.

Bikdeli, Behnood, et al.. (2025). Trends and Predictors of Vena Cava Filter Use (2004–2023): A Swiss Nationwide Epidemiological Study. TH Open. 9(CP). a27315430–a27315430.

Farmakis, Ioannis T., et al.. (2025). Epidemiological Study of Lymphedema Prevalence and Comorbidities in Hospitalized Patients in the United States. Journal of Clinical Medicine. 14(22). 8156–8156.

Schmitt, Volker H., Lukas Hobohm, Christoph Brochhausen, et al.. (2024). Sarcopenia Influences Clinical Outcome in Hospitalized Patients with Peripheral Artery Disease Aged 75 Years and Older. Annals of Vascular Surgery. 110(Pt B). 54–65.

Hobohm, Lukas, Klaus Kaier, Ioannis T. Farmakis, et al.. (2024). Drivers and recent trends of hospitalisation costs related to acute pulmonary embolism. Clinical Research in Cardiology. 114(10). 1246–1257. 8 indexed citations

Keller, Karsten, Frank P. Schmidt, Ioannis T. Farmakis, et al.. (2024). Time trends of catheter-directed treatment in acute pulmonary embolism in Germany. Research and Practice in Thrombosis and Haemostasis. 9(1). 102651–102651.

Hahad, Omar, Jos Lelieveld, Sadeer Al‐Kindi, et al.. (2024). Burden of disease in Germany attributed to ambient particulate matter pollution. Herz. 50(1). 42–50. 2 indexed citations

10.

Hahad, Omar, Frank P. Schmidt, Sadeer Al‐Kindi, et al.. (2023). Acute exposure to simulated nocturnal traffic noise and cardiovascular complications and sleep disturbance—results from a pooled analysis of human field studies. Clinical Research in Cardiology. 112(11). 1690–1698. 4 indexed citations

11.

Hobohm, Lukas, Karsten Keller, & Stavros Konstantinides. (2023). Lungenembolie. PubMed Central. 20(5). 284–293.

12.

Farmakis, Ioannis T., Luca Valerio, Stefano Barco, et al.. (2023). Cardiopulmonary exercise testing during follow-up after acute pulmonary embolism. European Respiratory Journal. 61(6). 2300059–2300059. 20 indexed citations

13.

Lindenblatt, Nicole, Isabelle Luchsinger, Lukas Hobohm, et al.. (2023). Prevalence and Prognostic Role of Lymphedema in Patients with Deep Venous Thrombosis and Thrombophlebitis. Lymphatic Research and Biology. 22(1). 20–26. 1 indexed citations

14.

Keller, Karsten, Volker H. Schmitt, Ingo Sagoschen, et al.. (2023). CRB-65 for Risk Stratification and Prediction of Prognosis in Pulmonary Embolism. Journal of Clinical Medicine. 12(4). 1264–1264. 5 indexed citations

15.

Hobohm, Lukas, Ingo Sagoschen, Stefano Barco, et al.. (2022). Trends and Risk Factors of In-Hospital Mortality of Patients with COVID-19 in Germany: Results of a Large Nationwide Inpatient Sample. Viruses. 14(2). 275–275. 33 indexed citations

16.

Fedeli, Ugo, Ioannis T. Farmakis, Lukas Hobohm, et al.. (2022). Deaths related to pulmonary embolism and cardiovascular events before and during the 2020 COVID-19 pandemic: An epidemiological analysis of data from an Italian high-risk area. Thrombosis Research. 212. 44–50. 20 indexed citations

17.

Hobohm, Lukas, Ingo Sagoschen, Stefano Barco, et al.. (2022). COVID-19 infection and its impact on case fatality in patients with pulmonary embolism. European Respiratory Journal. 61(1). 2200619–2200619. 25 indexed citations

18.

Lerchbaumer, Markus Herbert, Matthias Ebner, Christian Ritter, et al.. (2021). Prognostic value of right atrial dilation in patients with pulmonary embolism. ERJ Open Research. 7(2). 414–2020. 7 indexed citations

19.

Hobohm, Lukas, Tim Sebastian, Luca Valerio, et al.. (2021). Sterblichkeit der Lungenembolie in der DACH-Region. Medizinische Klinik - Intensivmedizin und Notfallmedizin. 117(6). 428–438. 6 indexed citations

20.

Keller, Karsten, et al.. (2016). Typical symptoms for prediction of outcome and risk stratification in acute pulmonary embolism.. PubMed. 35(2). 184–91. 9 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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