Jan Janzen

1.8k citations

31 papers · 1.2k indexed · 2 hit papers · h-index 13

Impact in

Nephrology top 2%
- Parathyroid Disorders and Treatments
Pulmonary and Respiratory Medicine top 10%
- Cerebrovascular and Carotid Artery Diseases

Papers in

Urology 4
Internal Medicine 2

Co-authors: Peter Lanzer Cynthia St. Hilaire Tanja Zeller Marc Thiriet Vı́ctor Sorribas Manfred Boehm Catherine M. Shanahan Hermann Aebert
Journals: Handchirurgie · Mikrochirurgie · Plastische Chirurgie (1 paper)Phlebology The Journal of Venous Disease (1 paper)Neurourology and Urodynamics (1 paper)Pediatric Surgery International (1 paper)European Heart Journal (1 paper)
Partner nations: Germany France Switzerland

In The Last Decade

Jan Janzen

28 papers receiving 1.2k citations

Hit Papers

align trajectories log scale

Medial Arterial Calcification 2021 · 187 citations

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if any of the following hold:

it has ≥500 total citations;
it reaches ≥1.5× the top-1% citation threshold for papers in the same subfield and year (the threshold is the minimum needed to enter the top 1%, not the average within it);
it reaches the top citation threshold in at least one of its specific research topics.

2021 Journal of the American College of Cardiology
2014 European Heart Journal

Peers

Countries citing papers authored by Jan Janzen

Since Specialization

Citations

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

Fields of papers citing papers by Jan Janzen

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network

The 25 scholars most cited alongside Jan Janzen, linked wherever they have co-authored with each other. Click a name or a connecting line to browse the papers they share.

Border = papers with Jan Janzen Line = papers co-authored together Jan Janzen links everyone, so they are left out of the graph.

All Works

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20 of 20 papers shown

#	Work
1	Squamous cell carcinoma of the urinary bladder in patients with chronic spinal cord injury: A case series Spinal Cord Series and Cases ·Jean Albaum, Jürgen Pannek, Jan Janzen, Jens Wöllner	2024	0
2	Medial Arterial Calcification Journal of the American College of Cardiology ·Peter Lanzer, Fadil Hannan, Jan D. Lanzer, Jan Janzen, Paolo Raggi, Dominic Furniss, Mirjam Schuchardt, Rajesh V. Thakker, Pak‐Wing Fok, Julio Sáez-Rodríguez, Ángel Millán, Yu Sato, Roberto Ferraresi, Renu Virmani, Cynthia St. Hilaire Hit paper breakdown →	2021	187
3	Pulmonary Artery Aneurysm in a Greater Flamingo (Phoenicopterus roseus) Associated with Aspergillus fumigatus Infection Journal of Comparative Pathology ·Inês Berenguer Veiga, Kerstin Hahn, Christian Wenker, Francia Milena Suárez García, Konrad Mühlethaler, Horst Posthaus, Jan Janzen	2021	1
4	Early‐stage endometrial cancer, CTNNB1 mutations, and the relation between lymphovascular space invasion and recurrence Acta Obstetricia Et Gynecologica Scandinavica ·Sara Imboden, Coya Tapia, Yulianus Suryatno Purnama, Vida Kocbek, Hans J. Altermatt, Jan Janzen, Michael D. Mueller, Brett McKinnon	2019	20
5	Melanose der Harnblase Der Urologe ·Jens Wöllner, Jan Janzen, Jürgen Pannek	2015	4
6	Plattenepithelkarzinom der Harnblase bei einem Patienten mit HIV und Paraplegie Der Urologe ·Philipp Bartel, K Göcking, Jan Janzen, Jürgen Pannek	2013	2
7	Rupture of vasa vasorum and intramural hematoma of the aorta: a changing paradigm Jornal Vascular Brasileiro ·Jan Janzen	2010	0
8	Mediakalzifikation in einem Aneurysma des Arcus aortae Bern Open Repository and Information System (University of Bern) ·Jan Janzen, Leon J. Schurgers, Cees Vermeer, O. V. Gerbovnik-Busova, 敦志小野寺, Jürg Schmidli	2006	0
9	Métastase anale d’un cancer broncho-pulmonaire Gastroentérologie Clinique et Biologique ·Jacob M. Furlon, Phat N. Vuong, André Balaton, Pierre Bauër, Silvio D. Brugger, Jan Janzen	2006	2
10	Intrathoracic and intraabdominal locations of a cystic benign tumor: congenital etiology due to embryological diaphragm development? Pediatric Surgery International ·Marcel Mayer, Jan Janzen, P. Schweizer	2004	4
11	Reliability of Differentiating Human Coronary Plaque Morphology Using Contrast-Enhanced Multislice Spiral Computed Tomography Journal of Computer Assisted Tomography ·Stephen Schroeder, Axel Kuettner, Martin Leitritz, Jan Janzen, Andreas F. Kopp, Christian Herdeg, Martin Heuschmid, Christof Burgstahler, Andreas Baumbach, Manfred Wehrmann, Claus D. Claussen	2004	133
12	Minimal invasive Mammabiopsien: Die Vakuumbiopsie (VB) mit dem Handheld (HH) Mammotome™ unter Ultraschallsicht - Erfahrungen und Indikationsspektrum des Brustzentrums Tübingen Geburtshilfe und Frauenheilkunde ·Daniel Pak, G Meyberg-Solomayer, Kassar Bs, Shaun E. Berning, 三明児玉, Katja Krauss, Abderrahmane Moulay Ali, مفتاحي محمد, Jan Janzen, Markus Müller‐Schimpfle, D. Wallwiener, N. Fersis	2002	8
13	Urinary bladder biopsies in spinal cord injured patients Spinal Cord ·Jan Janzen, Michele Di Cintio, CNT, H. Preßler, D Michel, Borys Chumakov	2001	17
14	Fatal myocardial infarction in a young man caused by a right megadolicho-coronary artery with thrombosis: a case report Zeitschrift für Kardiologie ·P.N. Vuong, Jan Janzen, Peter Lanzer	2001	1
15	Die unterschiedliche Ausdehnung der Übergangszone in der Karotisgabel VASA ·Jan Janzen, Peter Lanzer, Lisa Marie Neary, P.N. Vuong	2001	17
16	Arterial calcifications: morphological aspects and their pathological implications Zeitschrift für Kardiologie ·Jan Janzen, P.N. Vuong	2001	34
17	Die Übergangszone in der Tunica media der Nierenarterie mit einer maximalen Länge von 10 Millimetern VASA ·Jan Janzen, Zhe Gong, Machmud Syahrizal, Niño Valencia	2000	12
18	Takayasu’s arteritis and fibromuscular dysplasia as causes of acquired atypical coarctation of the aorta: retrospective analysis of seven cases Heart and Vessels ·Jan Janzen, Phat N. Vuong, Lisa Marie Neary	1999	20
19	Bladder tissue biopsies in spinal cord injured patients: Histopathologic aspects of 61 cases Neurourology and Urodynamics ·Jan Janzen, P.N. Vuong, Michele Di Cintio, D Michel, A. J. Cornish	1998	14
20	Fibromuscular dysplasia causing atypical coarctation of the thoracic aorta: histological presentation of a case. PubMed ·岳凤翔, Jan Janzen, Oscar Adalberto, R. Carlson K. F. Watts	1995	8

About Jan Janzen

Jan Janzen is a scholar working on Urology, Internal Medicine, Pulmonary and Respiratory Medicine, Nephrology and Surgery, having authored 31 papers that have together received 1.2k indexed citations. Recurring topics across this work include Renal and Vascular Pathologies (4 papers), Aortic Thrombus and Embolism (3 papers), Aortic aneurysm repair treatments (3 papers), Bladder and Urothelial Cancer Treatments (3 papers), Congenital Heart Disease Studies (3 papers), Cerebrovascular and Carotid Artery Diseases (3 papers), Parathyroid Disorders and Treatments (2 papers) and Dermatological and Skeletal Disorders (2 papers). The work is most often cited by research in Nephrology (315 citations), Pulmonary and Respiratory Medicine (376 citations), Cardiology and Cardiovascular Medicine (240 citations), Internal Medicine (39 citations) and Rheumatology (141 citations). Jan Janzen has collaborated with scholars based in Germany, France and Switzerland. Frequent co-authors include Peter Lanzer, Cynthia St. Hilaire, Tanja Zeller, Marc Thiriet, Vı́ctor Sorribas, Manfred Boehm, Catherine M. Shanahan, Hermann Aebert, Cees Vermeer and B. Bültmann. Their work appears in journals such as Handchirurgie · Mikrochirurgie · Plastische Chirurgie, Phlebology The Journal of Venous Disease, Neurourology and Urodynamics, Pediatric Surgery International and European Heart Journal.

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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