Dirk Walter

8.0k total citations · 3 hit papers
91 papers, 6.2k citations indexed

About

Dirk Walter is a scholar working on Surgery, Pulmonary and Respiratory Medicine and Oncology. According to data from OpenAlex, Dirk Walter has authored 91 papers receiving a total of 6.2k indexed citations (citations by other indexed papers that have themselves been cited), including 57 papers in Surgery, 31 papers in Pulmonary and Respiratory Medicine and 27 papers in Oncology. Recurrent topics in Dirk Walter's work include Cholangiocarcinoma and Gallbladder Cancer Studies (25 papers), Gallbladder and Bile Duct Disorders (22 papers) and Coronary Interventions and Diagnostics (14 papers). Dirk Walter is often cited by papers focused on Cholangiocarcinoma and Gallbladder Cancer Studies (25 papers), Gallbladder and Bile Duct Disorders (22 papers) and Coronary Interventions and Diagnostics (14 papers). Dirk Walter collaborates with scholars based in Germany, United States and United Kingdom. Dirk Walter's co-authors include Andreas M. Zeiher, Stefanie Dimmeler, Stephan Fichtlscherer, Jeffrey M. Isner, Douglas W. Losordo, Rudolf Kirchmair, Volker Schächinger, Kilian Rittig, Ferdinand H. Bahlmann and Marcy Silver and has published in prestigious journals such as The Lancet, JAMA and Circulation.

In The Last Decade

Dirk Walter

86 papers receiving 6.1k citations

Hit Papers

Statin Therapy Accelerates Reendothelialization 2000 2026 2008 2017 2002 2000 2004 250 500 750
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.

  1. Statin Therapy Accelerates Reendothelialization
    2002 753 citations Dirk Walter, Kilian Rittig et al. profile →
  2. Elevated C-Reactive Protein Levels and Impaired Endothelial Vasoreactivity in Patients With Coronary Artery Disease
    2000 534 citations Stephan Fichtlscherer, Dirk Walter et al. profile →
  3. Profoundly Reduced Neovascularization Capacity of Bone Marrow Mononuclear Cells Derived From Patients With Chronic Ischemic Heart Disease
    2004 502 citations Dirk Walter, Andreas M. Zeiher et al. profile →

Peers — A (Enhanced Table)

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

Name h Career Trend Papers Cites
Dirk Walter Germany 37 2.7k 2.5k 1.3k 984 861 91 6.2k
Rafael Kramann Germany 47 2.7k 1.0× 1.3k 0.5× 1.1k 0.8× 522 0.5× 462 0.5× 152 7.3k
Katsuo Sueishi Japan 47 2.7k 1.0× 1.6k 0.6× 1.2k 0.9× 907 0.9× 775 0.9× 203 7.5k
Elisabeth M. Zeisberg Germany 28 3.8k 1.4× 1.1k 0.5× 1.6k 1.2× 1.4k 1.4× 1.0k 1.2× 57 7.0k
Rien van der Zee Netherlands 7 5.2k 1.9× 1.9k 0.8× 901 0.7× 1.3k 1.4× 1.3k 1.5× 12 7.8k
Jean‐Sébastien Silvestre France 55 4.6k 1.7× 2.4k 1.0× 2.5k 1.9× 815 0.8× 1.1k 1.3× 145 9.7k
Yong‐Jian Geng United States 40 2.4k 0.9× 1.6k 0.6× 846 0.6× 315 0.3× 985 1.1× 104 5.9k
Yaoliang Tang United States 41 4.1k 1.5× 1.6k 0.7× 1.0k 0.8× 453 0.5× 2.1k 2.5× 176 6.6k
Mauro Abbate Italy 48 2.3k 0.9× 1.6k 0.6× 721 0.5× 465 0.5× 339 0.4× 116 7.2k
Micheline Duriez France 38 2.4k 0.9× 1.3k 0.5× 1.4k 1.1× 456 0.5× 510 0.6× 59 5.6k
Martina Britten Germany 16 2.7k 1.0× 3.2k 1.3× 2.5k 1.9× 546 0.6× 379 0.4× 21 7.4k

Countries citing papers authored by Dirk Walter

Since Specialization
Citations

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

Fields of papers citing papers by Dirk Walter

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Dirk Walter

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

All Works

20 of 20 papers shown
1.
Mihm, Ulrike, Christoph Welsch, Dirk Walter, et al.. (2024). A New Drying Method of Thermolabile Flexible Endoscope Channels by Laminar and Turbulent Airflow: A Prospective, Randomized-Controlled, Single-Center, Proof-of-Concept Trial. The American Journal of Gastroenterology. 120(5). 1027–1035. 1 indexed citations
2.
Graf, Christiana, S. Nour, M. Jung, et al.. (2024). Thoracic impedance pneumography in propofol-sedated patients undergoing percutaneous endoscopic gastrostomy (PEG) placement in gastrointestinal endoscopy: A prospective, randomized trial. Journal of Clinical Anesthesia. 94. 111403–111403. 1 indexed citations
3.
Erasmus, Hans‐Peter, Alica Kubesch, Mate Knabe, et al.. (2024). A novel ultrasound-based algorithm for the detection of pancreatic stents placed for prophylaxis of post-ERCP pancreatitis: a prospective trial. Ultraschall in der Medizin - European Journal of Ultrasound. 46(2). 177–185.
4.
Mahmoudi, Scherwin, Simon Bernatz, Jörg Ackermann, et al.. (2023). Computed Tomography Radiomics to Differentiate Intrahepatic Cholangiocarcinoma and Hepatocellular Carcinoma. Clinical Oncology. 35(5). e312–e318. 8 indexed citations
5.
Himmelsbach, Vera, Christine Koch, Fabian Finkelmeier, et al.. (2023). Impact of IDH1 mutation on clinical course of patients with intrahepatic cholangiocarcinoma: a retrospective analysis from a German tertiary center. Journal of Cancer Research and Clinical Oncology. 149(9). 6391–6398. 4 indexed citations
6.
Klasen, Christian, Vera Himmelsbach, Christine Koch, et al.. (2023). Impact of IDH1 mutation on clinical course of patients with intrahepatic cholangiocarcinoma: a retrospective analysis from a German tertiary center. Zeitschrift für Gastroenterologie. 61(8). e497–e497.
7.
Schulze, Falko, Michael Hogardt, Thomas A. Wichelhaus, et al.. (2022). Colonization with multidrug‐resistant organisms is associated with impaired survival of patients with surgically resected cholangiocarcinoma. Liver International. 43(2). 490–499. 1 indexed citations
8.
Schulze, Falko, Katrin Bankov, Nina I. Becker, et al.. (2022). Impact of small duct- and large duct type on survival in patients with intrahepatic cholangiocarcinoma: Results from a German tertiary center. Pathology - Research and Practice. 238. 154126–154126. 8 indexed citations
9.
Queck, Alexander, Christine Koch, Dirk Walter, et al.. (2021). Sequence Therapy with FOLFIRINOX and Gemcitabine/Nab-Paclitaxel for Patients with Advanced Pancreatic Cancer: A Monocentre Retrospective Cohort Study. Oncology Research and Treatment. 45(3). 79–87. 5 indexed citations
10.
Juratli, Mazen A., Ümniye Balaban, Hanan El Youzouri, et al.. (2020). Einführung eines interdisziplinären Tumorboards führt zur Verbesserung der Behandlungsergebnisse von Cholangio- und Gallenblasenkarzinomen. Der Chirurg. 91(8). 650–661. 2 indexed citations
11.
Peveling‐Oberhag, Jan, Andrea O. Tal, Christoph Welsch, et al.. (2019). Capnography monitoring of non‐anesthesiologist provided sedation during percutaneous endoscopic gastrostomy placement: A prospective, controlled, randomized trial. Journal of Gastroenterology and Hepatology. 35(3). 401–407. 16 indexed citations
12.
Walter, Dirk, Patrick N. Harter, Florian Battke, et al.. (2018). Genetic heterogeneity of primary lesion and metastasis in small intestine neuroendocrine tumors. Scientific Reports. 8(1). 3811–3811. 37 indexed citations
13.
Walter, Dirk, Eva Herrmann, Ria Winkelmann, et al.. (2016). Role of CD15 expression in dysplastic and neoplastic tissue of the bile duct – a potential novel tool for differential diagnosis of indeterminate biliary stricture. Histopathology. 69(6). 962–970. 9 indexed citations
14.
Walter, Dirk, Christoph Sarrazin, Jörg Trojan, et al.. (2015). No Distal Migration in Unfixed Versus Fixed Cell Structure Covered Self-Expanding Metal Stents for Treatment of Benign Biliary Disease. Digestive Diseases and Sciences. 60(8). 2495–2501. 3 indexed citations
15.
Manoharan, Anand, Thomas Kiefer, Sarah R. Leist, et al.. (2006). Identification of a ‘genuine’ mammalian homolog of nematodal CED-4: is the hunt over or do we need better guns?. Cell Death and Differentiation. 13(8). 1310–1317. 2 indexed citations
16.
Walter, Dirk, Andreas M. Zeiher, & Stefanie Dimmeler. (2004). Effects of statins on endothelium and their contribution to neovascularization by mobilization of endothelial progenitor cells. Coronary Artery Disease. 15(5). 235–242. 51 indexed citations
17.
Walter, Dirk, Stephan Fichtlscherer, Martina Britten, et al.. (2002). Benefits of immediate initiation of statin therapy following successful coronary stent implantation in patients with stable and unstable angina pectoris and Q-wave acute myocardial infarction. The American Journal of Cardiology. 89(1). 1–6. 38 indexed citations
18.
Walter, Dirk, et al.. (2001). Preprocedural C-reactive protein levels and cardiovascular events after coronary stent implantation. Journal of the American College of Cardiology. 37(3). 839–846. 169 indexed citations
19.
Schratzberger, Peter, Dirk Walter, Kilian Rittig, et al.. (2001). Reversal of experimental diabetic neuropathy by VEGF gene transfer. Journal of Clinical Investigation. 107(9). 1083–1092. 253 indexed citations
20.
Walter, Dirk, Stephan Fichtlscherer, Martina Britten, et al.. (2001). Statin therapy, inflammation and recurrent coronary events in patients following coronary stent implantation. Journal of the American College of Cardiology. 38(7). 2006–2012. 105 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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