I. Papaconstantinou

Most-cited papers

1. Expression of microRNAs, miR‐21, miR‐31, miR‐122, miR‐145, miR‐146a, miR‐200c, miR‐221, miR‐222, and miR‐223 in patients with hepatocellular carcinoma or intrahepatic cholangiocarcinoma and its prognostic significance

   A. Karakatsanis, I. Papaconstantinou, M. Gazouli, A. Lyberopoulou +2 more

   2013Molecular Carcinogenesis366 citations

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2. Circulating MicroRNA in inflammatory bowel disease.

   Archanioti Paraskevi, G. Theodoropoulos, I. Papaconstantinou, G. Mantzaris +2 more

   2012Journal of Crohn's & Colitis255 citations Open access

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3. Expression of MicroRNAs in Patients With Pancreatic Cancer and Its Prognostic Significance

   I. Papaconstantinou, A. Manta, M. Gazouli, A. Lyberopoulou +3 more

   2013Pancreas180 citations

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4. Clinical considerations and therapeutic strategy for sigmoid volvulus in the elderly: a study of 33 cases.

   M. Safioleas, C. Chatziconstantinou, E. Felekouras, Michael C. Stamatakos +4 more

   2007World Journal of Gastroenterology123 citations Open access

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5. Risk factors for gastroesophageal reflux disease and analysis of genetic contributors

   A. Argyrou, E. Legaki, C. Koutserimpas, M. Gazouli +3 more

   2018World Journal of Clinical Cases107 citations Open access

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6. Survivin -31G/C promoter polymorphism and sporadic colorectal cancer

   M. Gazouli, N. Tzanakis, G. Rallis, G. Theodoropoulos +4 more

   2009International Journal of Colorectal Disease81 citations

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7. Association of mechanical bowel preparation with oral antibiotics and anastomotic leak following left sided colorectal resection: an international, multi‐centre, prospective audit

   J. Glasbey, R. Blanco-Colino, M. Kelly, Baljit Singh +496 more

   2018Colorectal Disease68 citations Open access

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8. Elective surgery system strengthening: development, measurement, and validation of the surgical preparedness index across 1632 hospitals in 119 countries

   James C Tom EF Adesoji Adewale Ehab Sattar Alexis P Brit Glasbey Abbott Ademuyiwa Adisa AlAmeer Alshryda Ar, J. Glasbey, T. Abbott, A. Ademuyiwa +496 more

   2022The Lancet67 citations Open access

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9. Outcomes from elective colorectal cancer surgery during the SARS‐CoV‐2 pandemic

   J. Glasbey, D. Nepogodiev, J. Simoes, O. Omar +496 more

   2020Colorectal Disease62 citations Open access

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10. Fecal calprotectin measurement is a marker of short-term clinical outcome and presence of mucosal healing in patients with inflammatory bowel disease

    A. Kostas, S. Siakavellas, C. Kosmidis, A. Takou +6 more

    2017World Journal of Gastroenterology61 citations Open access

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11. Risk factors for postoperative recurrence of Crohn’s disease with emphasis on surgical predictors

    A. Gklavas, D. Dellaportas, I. Papaconstantinou

    2017Annals of gastroenterology : quarterly publication of the Hellenic Society of Gastroenterology52 citations Open access

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12. European Society of Coloproctology consensus on the surgical management of intestinal failure in adults

    C. Vaizey, Y. Maeda, E. Barbosa, F. Bozzetti +11 more

    2016Colorectal Disease49 citations Open access

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13. A Review on the Role of MicroRNA in Biology, Diagnosis, and Treatment of Pancreatic Adenocarcinoma

    I. Papaconstantinou, P. Lykoudis, M. Gazouli, A. Manta +2 more

    2012Pancreas41 citations

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14. Iron Deficiency Anemia in Colorectal Cancer Patients: Is Preoperative Intravenous Iron Infusion Indicated? A Narrative Review of the Literature.

    L. Chardalias, I. Papaconstantinou, A. Gklavas, M. Politou +1 more

    2023Cancer Diagnosis & Prognosis39 citations Open access

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15. The role of microRNAs in liver cancer

    I. Papaconstantinou, A. Karakatsanis, M. Gazouli, G. Polymeneas +1 more

    2012European Journal of Gastroenterology and Hepathology38 citations

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16. The Impact of Peri-operative Anti-TNF Treatment on Anastomosis-Related Complications in Crohn’s Disease Patients. A Critical Review

    I. Papaconstantinou, Christos Zeglinas, M. Gazouli, K. Nastos +3 more

    2014Journal of Gastrointestinal Surgery36 citations

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17. Death following pulmonary complications of surgery before and during the SARS-CoV-2 pandemic

    K A S K D R R K I E B E M D A C E F A G H R J N A Ja McLean Kamarajah Chaudhry Gujjuri Raubenheimer Tro, K. Mclean, S. Kamarajah, D. Chaudhry +496 more

    2021British Journal of Surgery35 citations Open access

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18. Association Study of Genetic Variants in miRNAs in Patients with Inflammatory Bowel Disease: Preliminary Results

    M. Gazouli, I. Papaconstantinou, Konstantinos Stamatis, A. Vaiopoulou +4 more

    2013Digestive Diseases and Sciences35 citations

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19. Inflammatory pseudotumor associated with Mycobacterium tuberculosis infection.

    A. Androulaki, T. Papathomas, G. Liapis, I. Papaconstantinou +6 more

    2008International Journal of Infectious Diseases34 citations Open access

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20. Patients with Inflammatory Bowel Disease Are Not at Increased Risk of COVID-19: A Large Multinational Cohort Study

    M. Allocca, M. Chaparro, H. Gonzalez, M. Boscá-Watts +20 more

    2020Journal of Clinical Medicine33 citations Open access

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21. Coexistence of gastrointestinal stromal tumor (GIST) and colorectal adenocarcinoma: A case report

    Papalambros Efstathios, Petrou Athanasios, I. Papaconstantinou, Papalambros Alexandros +4 more

    2007World Journal of Surgical Oncology31 citations Open access

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22. Update on Surgical Management of Small Bowel Neuroendocrine Tumors.

    D. Moris, Ioannis Ntanasis-Stathopoulos, D. Tsilimigras, S. Vagios +9 more

    2018Anticancer Research29 citations Open access

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23. Large Paraesophageal Hiatus Hernia: Is Surgery Mandatory?

    D. Dellaportas, I. Papaconstantinou, C. Nastos, G. Karamanolis +1 more

    2018Chirurgia24 citations Open access

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24. Methods of safe laparoscopic cholecystectomy for left-sided (sinistroposition) gallbladder: A report of two cases and a review of safe techniques

    C. Nastos, A. Vezakis, I. Papaconstantinou, T. Theodosopoulos +2 more

    2014International journal of surgery case reports24 citations Open access

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25. Synchronous gastric adenocarcinoma and gastrointestinal stromal tumor (GIST) of the stomach: A case report

    T. Theodosopoulos, D. Dellaportas, V. Psychogiou, K. Gennatas +4 more

    2011World Journal of Surgical Oncology24 citations Open access

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26. Solitary rectal cap polyp: Case report and review of the literature.

    I. Papaconstantinou, A. Karakatsanis, Xanthi Benia, G. Polymeneas +1 more

    2012World Journal of Gastrointestinal Surgery23 citations Open access

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27. Effects of Anti-Inflammatory Treatment and Surgical Intervention on Endothelial Glycocalyx, Peripheral and Coronary Microcirculatory Function and Myocardial Deformation in Inflammatory Bowel Disease Patients: A Two-Arms Two-Stage Clinical Trial

    C. Triantafyllou, M. Nikolaou, I. Ikonomidis, G. Bamias +5 more

    2021Diagnostics22 citations Open access

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28. MicroRNA gene polymorphisms in pancreatic cancer.

    E. Pavlakis, I. Papaconstantinou, M. Gazouli, T. Theodosopoulos +3 more

    2013Pancreatology : official journal of the International Association of Pancreatology (IAP) ... [et al.]22 citations

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29. Sexual function after proctectomy in patients with inflammatory bowel disease: A prospective study.

    A. Gklavas, C. Kyprianou, G. Exarchos, Linda Metaxa +2 more

    2019The Turkish Journal of Gastroenterology21 citations Open access

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30. Malignant carcinoid tumor of the cystic duct: a rare cause of bile duct obstruction.

    E. Felekouras, A. Petrou, K. Bramis, E. Prassas +5 more

    2009Hepatobiliary & Pancreatic Diseases International21 citations

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31. Predictors of Response to Vedolizumab in Patients with Ulcerative Colitis: Results from the Greek VEDO-IBD Cohort

    G. Bamias, G. Kokkotis, M. Gizis, C. Kapizioni +22 more

    2021Digestive Diseases and Sciences20 citations Open access

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32. Association of miR-146 rs2910164, miR-196a rs11614913, miR-221 rs113054794 and miR-224 rs188519172 polymorphisms with anti-TNF treatment response in a Greek population with Crohn’s disease

    I. Papaconstantinou, C. Kapizioni, E. Legaki, E. Xourgia +3 more

    2017World journal of gastrointestinal pharmacology and therapeutics19 citations Open access

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33. Response to Anti-α4β7 Blockade in Patients With Ulcerative Colitis Is Associated With Distinct Mucosal Gene Expression Profiles at Baseline.

    M. Gazouli, N. Dovrolis, M. Bourdakou, M. Gizis +13 more

    2021Inflammatory Bowel Diseases17 citations

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34. Penetrating Atherosclerotic Ulcers of the Abdominal Aorta: A Case Report and Review of the Literature

    T. Kotsis, B. Spyropoulos, Nikolaos Asaloumidis, P. Christoforou +2 more

    2019Vascular Specialist International17 citations Open access

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35. Do pancreatic cancer and chronic pancreatitis share the same genetic risk factors? A PANcreatic Disease ReseArch (PANDoRA) consortium investigation

    D. Campa, M. Pastore, G. Capurso, T. Hackert +54 more

    2018International Journal of Cancer17 citations Open access

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36. Anal adenocarcinoma complicating chronic Crohn’s disease

    I. Papaconstantinou, Dionysios S Mantzos, A. Kondi-Pafiti, I. Koutroubakis

    2015International journal of surgery case reports17 citations Open access

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37. Leucine-rich alpha-2 glycoprotein 1, high mobility group box 1, matrix metalloproteinase 3 and annexin A1 as biomarkers of ulcerative colitis endoscopic and histological activity

    P. Kourkoulis, G. Michalopoulos, Hector Katifelis, I. Giannopoulou +4 more

    2020European Journal of Gastroenterology and Hepathology15 citations

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38. Effect of infliximab on the healing of intestinal anastomosis. An experimental study in rats.

    I. Papaconstantinou, Christos Zeglinas, M. Gazouli, K. Nastos +7 more

    2014International Journal of Surgery15 citations Open access

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39. Coexistence of Hepatocellular Carcinoma (HCC) and c-Kit Negative Gastrointestinal Stromal Tumor (GIST): A Case Report

    E. Felekouras, Petrou Athanasios, S. Vgenopoulou, I. Papaconstantinou +3 more

    2008Southern medical journal (Birmingham, Ala. Print)15 citations

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40. Isotretinoin and ulcerative colitis: A case report and review of the literature.

    I. Papaconstantinou, A. Stefanopoulos, Aspasia Papailia, Christos Zeglinas +2 more

    2014World Journal of Gastrointestinal Surgery13 citations Open access

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41. Signaling pathways associated with bone loss in inflammatory bowel disease

    M. Palatianou, G. Karamanolis, C. Tsentidis, D. Gourgiotis +3 more

    2023Annals of gastroenterology : quarterly publication of the Hellenic Society of Gastroenterology11 citations Open access

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42. Is the Quality of Life of Patients with Fistulizing Perianal Crohn’ s Disease Impaired by the Presence of Chronic Loose, Non-cutting Seton?

    A. Gklavas, I. Sotirova, M. Karageorgou, Theodoros Kozonis +2 more

    2021Journal of Gastrointestinal Surgery11 citations

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43. Association of Survivin Promoter Polymorphisms with Inflammatory Bowel Disease and Response to Antitumor Necrosis Factor Therapy

    E. Rapti, M. Gazouli, E. Legaki, G. Karamanolis +3 more

    2015Genetic Testing and Molecular Biomarkers11 citations

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44. The role of variations within microRNA in inflammatory bowel disease

    I. Papaconstantinou, Konstantinos Stamatis, C. Tzathas, I. Vassiliou +2 more

    2013European Journal of Gastroenterology and Hepathology10 citations

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45. Successful Treatment of a Severe Case of Fournier's Gangrene Complicating a Perianal Abscess

    I. Papaconstantinou, A. Yiallourou, N. Dafnios, I. Grapsa +2 more

    2011Case Reports in Medicine10 citations Open access

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46. Clinical evidence, diagnostic approach and challenging therapeutic modalities for malignant melanoma of the anorectum

    Aikaterini Mastoraki, D. Schizas, Vasiliki Ntella, Anastasia Roka +4 more

    2020ANZ journal of surgery9 citations

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47. Risk factors for postoperative complications after elective ileocolic resection for Crohn’s disease: a retrospective study

    A. Gklavas, A. Poulaki, D. Dellaportas, I. Papaconstantinou

    2020Annals of gastroenterology : quarterly publication of the Hellenic Society of Gastroenterology9 citations Open access

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48. Are radiologic pouchogram and pouchoscopy useful before ileostomy closure in asymptomatic patients operated for ulcerative colitis?

    G. Exarchos, Linda Metaxa, A. Gklavas, V. Koutoulidis +1 more

    2018European Radiology9 citations

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49. Right Kocher’s incision: a feasible and effective incision for right hemicolectomy: a retrospective study

    T. Theodosopoulos, A. Yiallourou, N. Dafnios, G. Polymeneas +5 more

    2012World Journal of Surgical Oncology9 citations Open access

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50. Management of retroperitoneal sarcomas: main prognostic factors for local recurrence and survival.

    T. Theodosopoulos, V. Psychogiou, A. Yiallourou, G. Polymeneas +3 more

    2012Journal of B.U.ON. : official journal of the Balkan Union of Oncology9 citations

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