Ari Leppäniemi

29.4k total citations · 4 hit papers
229 papers, 8.1k citations indexed

About

Ari Leppäniemi is a scholar working on Surgery, Emergency Medicine and Pulmonary and Respiratory Medicine. According to data from OpenAlex, Ari Leppäniemi has authored 229 papers receiving a total of 8.1k indexed citations (citations by other indexed papers that have themselves been cited), including 179 papers in Surgery, 91 papers in Emergency Medicine and 89 papers in Pulmonary and Respiratory Medicine. Recurrent topics in Ari Leppäniemi's work include Appendicitis Diagnosis and Management (62 papers), Abdominal Surgery and Complications (59 papers) and Abdominal Trauma and Injuries (38 papers). Ari Leppäniemi is often cited by papers focused on Appendicitis Diagnosis and Management (62 papers), Abdominal Surgery and Complications (59 papers) and Abdominal Trauma and Injuries (38 papers). Ari Leppäniemi collaborates with scholars based in Finland, United States and Italy. Ari Leppäniemi's co-authors include Panu Mentula, Reijo Haapiainen, Jan J. De Waele, Andrew W. Kirkpatrick, Michael Sugrue, Zsolt J. Balogh, Michael Parr, Ville Sallinen, Manu L. N. G. Malbrain and Scott D’Amours and has published in prestigious journals such as The Lancet, Gastroenterology and Annals of Surgery.

In The Last Decade

Ari Leppäniemi

224 papers receiving 7.8k 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.

Results from the International Conference of Experts on Intra-abdominal Hypertension and Abdominal Compartment Syndrome. I. Definitions

2006 1.0k citations Manu L. N. G. Malbrain, Michael L. Cheatham et al. Intensive Care Medicine profile →
Results from the International Conference of Experts on Intra-abdominal Hypertension and Abdominal Compartment Syndrome. II. Recommendations

2007 518 citations Michael L. Cheatham, Manu L. N. G. Malbrain et al. Intensive Care Medicine profile →
2019 WSES guidelines for the management of severe acute pancreatitis

2019 502 citations Ari Leppäniemi, Matti Tolonen et al. World Journal of Emergency Surgery profile →
Acute mesenteric ischemia: guidelines of the World Society of Emergency Surgery

2017 320 citations Ernest E. Moore, Yoram Kluger et al. World Journal of Emergency Surgery profile →

Peers

Countries citing papers authored by Ari Leppäniemi

Since Specialization

Citations

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

Fields of papers citing papers by Ari Leppäniemi

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Ari Leppäniemi

This figure shows the co-authorship network connecting the top 25 collaborators of Ari Leppäniemi. A scholar is included among the top collaborators of Ari Leppäniemi 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 Ari Leppäniemi. Ari Leppäniemi 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	Pre-hospital management and patient-related factors affecting access to the surgical care of appendicitis – a survey study 2024 ·Scandinavian Journal of Primary Health Care ·(unknown), Ari Leppäniemi, Panu Mentula	1
2	The High-risk Surgical Patient 2023 ·Paolo Aseni, Antonino M. Grande, Ari Leppäniemi, Osvaldo Chiara	3
3	International multidisciplinary survey on the initial management of acute pancreatitis: Perspective of point‐of‐care specialists focused on daily practice 2022 ·Journal of Hepato-Biliary-Pancreatic Sciences ·Núria Lluís, Horacio J. Asbun, Marc G. Besselink, Gabriele Capurso, Pramod Kumar Garg, Andrés Gelrud, (unknown), Hong Sik Lee, Ari Leppäniemi, Matthias Löhr, Soumya Jagannath Mahapatra, (unknown), Hjalmar C. van Santvoort, Pedro Zapater, Fèlix Lluı́s, Enrique de‐Madaria, José Manuel Ramia	5
4	World Society of Emergency Surgery-American Association for the Surgery of Trauma Guidelines for management of Clostridioides (Clostridium) difficile infection in surgical patients: An executive summary 2021 ·The Journal of Trauma: Injury, Infection, and Critical Care ·Massimo Sartelli, Luca Ansaloni, (unknown), Federico Coccolini, Belinda De Simone, Ari Leppäniemi, Yoram Kluger, Matti Tolonen, Ernest E. Moore, Fausto Catena	5
5	Superior primary fascial closure rate and lower mortality after open abdomen using negative pressure wound therapy with continuous fascial traction 2020 ·The Journal of Trauma: Injury, Infection, and Critical Care ·Suvi Rasilainen, Panu Mentula, Paulina Salminen, Vesa Koivukangas, Marja Hyöty, (unknown), Tarja Pinta, (unknown), Jukka Rintala, Tuomo Rantanen, (unknown), Ari Leppäniemi	9
6	Executive summary: WSES Guidelines for the management of severe acute pancreatitis 2020 ·The Journal of Trauma: Injury, Infection, and Critical Care ·Ari Leppäniemi, Matti Tolonen, Antonio Tarasconi, Helmut Alfredo Segovia Lohse, Emiliano Gamberini, Andrew W. Kirkpatrick, Chad G. Ball, Neil Parry, Massimo Sartelli, (unknown), Harry van Goor, Gian Luca Baiocchi, Luca Ansaloni, Walter Biffl, Federico Coccolini, Salomone Di Saverio, Yoram Kluger, Ernest E. Moore, Fausto Catena	23
7	Multidisciplinary Oncovascular Surgery is Safe and Effective in the Treatment of Intra-abdominal and Retroperitoneal Sarcomas: A Retrospective Single Centre Cohort Study and a Comprehensive Literature Review 2020 ·European Journal of Vascular and Endovascular Surgery ·(unknown), Carl Blomqvist, Ilkka Heiskanen, (unknown), Erkki Tukiainen, (unknown), Mika Sampo, Ari Leppäniemi, Anders Albäck, Ilkka Kantonen, Pirkka Vikatmaa	23
8	2019 WSES guidelines for the management of severe acute pancreatitis breakdown → 2019 ·World Journal of Emergency Surgery ·Ari Leppäniemi, Matti Tolonen, Antonio Tarasconi, Helmut Alfredo Segovia Lohse, Emiliano Gamberini, Andrew W. Kirkpatrick, Chad G. Ball, Neil Parry, Massimo Sartelli, (unknown), Harry van Goor, Gian Luca Baiocchi, Luca Ansaloni, Walter Biffl, Federico Coccolini, Salomone Di Saverio, Yoram Kluger, Ernest E. Moore, Fausto Catena	502
9	Indications for use of thoracic, abdominal, pelvic, and vascular damage control interventions in trauma patients 2015 ·The Journal of Trauma: Injury, Infection, and Critical Care ·Derek J. Roberts, Niklas Bobrovitz, David A. Zygun, Chad G. Ball, Andrew W. Kirkpatrick, Peter Faris, Neil Parry, Andrew J. Nicol, Pradeep H. Navsaria, Ernest E. Moore, Ari Leppäniemi, Kenji Inaba, Timothy C. Fabian, Scott D’Amours, Karim Brohi, Henry T. Stelfox	46
10	Methodological background and strategy for the 2012−2013 updated consensus definitions and clinical practice guidelines from the abdominal compartment society 2015 ·Anaesthesiology Intensive Therapy ·Andrew W. Kirkpatrick, Derek J. Roberts, Roman Jaeschke, Jan J. De Waele, Bart L. De Keulenaer, Juan Duchesne, Martin Björck, Ari Leppäniemi, Janeth C. Ejike, Michael Sugrue, Michael L. Cheatham, Rao R. Ivatury, Chad G. Ball, Annika Reintam Blaser, Adrian Regli, Zsolt J. Balogh, Scott D’Amours, I. De Laet, Manu L. N. G. Malbrain	27
11	Recombinant Activated Factor VII Safety in Trauma Patients: Results From the CONTROL Trial 2011 ·The Journal of Trauma: Injury, Infection, and Critical Care ·Richard P. Dutton, Michael Parr, Bartholomew J. Tortella, Howard R. Champion, Gordon R. Bernard, Kenneth D Boffard, Bertil Bouillon, Martin A. Croce, Jeannett Dimsits, John B. Holcomb, Ari Leppäniemi, Jean‐Louis Vincent, Carl J. Hauser	41
12	Temporary abdominal closure techniques. 2011 ·PubMed ·Jan J. De Waele, Ari Leppäniemi	22
13	Results of the CONTROL Trial: Efficacy and Safety of Recombinant Activated Factor VII in the Management of Refractory Traumatic Hemorrhage 2010 ·The Journal of Trauma: Injury, Infection, and Critical Care ·Carl J. Hauser, Kenneth D Boffard, Richard P. Dutton, Gordon R. Bernard, Martin A. Croce, John B. Holcomb, Ari Leppäniemi, Michael Parr, Jean‐Louis Vincent, Bartholomew J. Tortella, Jeannett Dimsits, Bertil Bouillon	220
14	Utilization of intensive care unit resources in severe acute pancreatitis. 2008 ·PubMed ·Heidi E. Lilja, Ari Leppäniemi, Esko Kemppainen	21
15	Der vergessene Fremdkörper als Ursache einer postoperativen Darmobstruktion 2007 ·Zentralblatt für Chirurgie - Zeitschrift für Allgemeine Viszeral- Thorax- und Gefäßchirurgie ·(unknown), E. Pikoulis, (unknown), Ioannis Karavokyros, (unknown), Ari Leppäniemi	5
16	Results from the International Conference of Experts on Intra-abdominal Hypertension and Abdominal Compartment Syndrome. II. Recommendations breakdown → 2007 ·Intensive Care Medicine ·Michael L. Cheatham, Manu L. N. G. Malbrain, Andrew W. Kirkpatrick, Michael Sugrue, Michael Parr, Jan J. De Waele, Zsolt J. Balogh, Ari Leppäniemi, Claudia Olvera, Rao R. Ivatury, Scott D’Amours, Julia Wendon, Ken Hillman, Alexander Wilmer	518
17	Predicting fatal outcome in the early phase of severe acute pancreatitis by using novel prognostic models 2003 ·Pancreatology ·Kimmo I. Halonen, Ari Leppäniemi, Johan Lundin, Pauli Puolakkainen, Esko Kemppainen, Reijo Haapiainen	55
18	Diagnosis of acute pancreatitis. 1998 ·PubMed ·Esko Kemppainen, Pauli Puolakkainen, Ari Leppäniemi, Antti J. Hietaranta, Juha Grönroos, Reijo Haapiainen	10
19	Rapid Arterial Anastomosis with Titanium Clips 1998 ·The American Journal of Surgery ·Emmanouil Pikoulis, David Burris, Peter Rhee, Toshiya Nishibe, Ari Leppäniemi, David C. Wherry, Norman M. Rich	30
20	Cellular Responses to Surgical Trauma, Hemorrhage, and Resuscitation with Diaspirin Cross-Linked Hemoglobin in Rats 1997 ·PubMed ·Lan Xu, Liying Sun, Florence M. Rollwagen, Yingyue Li, (unknown), Emmanouil Pikoulis, Ari Leppäniemi, (unknown), David Burris, Diana Malcolm, Thor B. Nielsen	21

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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