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K. Karmiris · SciRah

Researcher profile · Semantic Scholar

K. Karmiris

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K. Karmiris — researcher profile on SciRah

h-index: 34
Works: 171
Citations: 6,277

Most-cited papers

ECCO Guidelines on the Prevention, Diagnosis, and Management of Infections in Inflammatory Bowel Disease.
T. Kucharzik, P. Ellul, T. Greuter, J. Rahier +21 more
2021Journal of Crohn's & Colitis430 citations Open access
Semantic Scholar
ECCO Guidelines on Extraintestinal Manifestations in Inflammatory Bowel Disease.
H. Gordon, J. Burisch, P. Ellul, K. Karmiris +22 more
2023Journal of Crohn's & Colitis282 citations Open access
Semantic Scholar
ECCO Guidelines on Inflammatory Bowel Disease and Malignancies.
H. Gordon, L. Biancone, G. Fiorino, K. Katsanos +23 more
2022Journal of Crohn's & Colitis270 citations Open access
Semantic Scholar
ECCO Guidelines on Therapeutics in Ulcerative Colitis: Surgical Treatment.
A. Spinelli, S. Bonovas, J. Burisch, T. Kucharzik +31 more
2021Journal of Crohn's & Colitis252 citations Open access
Semantic Scholar
Long-Term Safety of In Utero Exposure to Anti-TNFα Drugs for the Treatment of Inflammatory Bowel Disease: Results from the Multicenter European TEDDY Study
M. Chaparro, A. Verreth, T. Lobatón, E. Gravito-Soares +60 more
2018American Journal of Gastroenterology166 citations Open access
Semantic Scholar
Inflammatory Bowel Disease [IBD] and Physical Activity: A Study on the Impact of Diagnosis on the Level of Exercise Amongst Patients With IBD.
K. Gatt, J. Schembri, K. Katsanos, D. Christodoulou +14 more
2018Journal of Crohn's & Colitis71 citations
Semantic Scholar
Safety and efficacy of combining biologics or small molecules for inflammatory bowel disease or immune‐mediated inflammatory diseases: A European retrospective observational study
L. Goessens, J. Colombel, A. Outtier, M. Ferrante +22 more
2021United European Gastroenterology journal69 citations Open access
Semantic Scholar
Endoscopic Postoperative Recurrence In Crohn's Disease After Curative Ileocecal Resection With Early Prophylaxis By Anti-Tnf, Vedolizumab Or Ustekinumab: A Real-World Multicenter European Study.
H. Yanai, A. Kagramanova, O. Knyazev, J. Sabino +67 more
2022Journal of Crohn's & Colitis51 citations Open access
Semantic Scholar
ECCO topical review: Refractory IBD.
T. Raine, B. Verstockt, U. Kopylov, K. Karmiris +11 more
2021Journal of Crohn's & Colitis42 citations Open access
Semantic Scholar
The role of multimodal treatment in Crohn′s disease patients with perianal fistula: a multicentre retrospective cohort study
S. Sebastian, C. Black, D. Pugliese, A. Armuzzi +17 more
2018Alimentary Pharmacology and Therapeutics35 citations
Semantic Scholar
Mental health, work presenteeism and exercise in inflammatory bowel disease.
M. Sciberras, K. Karmiris, C. Nascimento, T. Tabone +19 more
2022Journal of Crohn's & Colitis30 citations
Semantic Scholar
I-CARE, a European prospective cohort study assessing safety and effectiveness of biologics in inflammatory bowel disease.
L. Peyrin-Biroulet, J. Rahier, J. Kirchgesner, V. Abitbol +18 more
2022Clinical Gastroenterology and Hepatology26 citations Open access
Semantic Scholar
Corticosteroids and 5-ASA versus corticosteroids for acute severe ulcerative colitis: A randomized controlled trial.
S. Ben-Horin, O. Har-Noy, K. Katsanos, X. Roblin +17 more
2022Clinical Gastroenterology and Hepatology25 citations Open access
Semantic Scholar
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
Semantic Scholar
Is there any role of renin-angiotensin system inhibitors in modulating inflammatory bowel disease outcome?
A. Mantaka, E. Tsoukali, M. Fragkaki, K. Karmiris +3 more
2020European Journal of Gastroenterology and Hepathology16 citations
Semantic Scholar
Orofacial Granulomatosis associated with Crohn's Disease: a multi-centre case series.
F. Phillips, B. Verstockt, M. Sładek, N. D. de Boer +7 more
2021Journal of Crohn's & Colitis15 citations Open access
Semantic Scholar
Prophylactic versus endoscopy-driven treatment of Crohn's postoperative recurrence: A retrospective, multicentric European study (PORCSE study).
J. Geldof, M. Truyens, M. Hanssens, Emily Van Gucht +36 more
2024Journal of Crohn's & Colitis13 citations
Semantic Scholar
Effectiveness of Third-Class Biologic Treatment in Crohn’s Disease: A Multi-Center Retrospective Cohort Study
A. Albshesh, Joshua Taylor, E. Savarino, M. Truyens +42 more
2021Journal of Clinical Medicine13 citations Open access
Semantic Scholar
Comparative effectiveness of tofacitinib versus upadacitinib for the treatment of acute severe ulcerative colitis.
S. Honap, J. St-Pierre, M. Colwill, Kamal Patel +26 more
2025Clinical Gastroenterology and Hepatology12 citations Open access
Semantic Scholar
Prevalence of Clostridium difficile infection among hospitalized inflammatory bowel disease patients in Greece
N. Viazis, C. Pontas, K. Karmiris, I. Dimas +20 more
2019European Journal of Gastroenterology and Hepathology12 citations
Semantic Scholar
Diagnosis and outcome of extranodal primary intestinal lymphoma in inflammatory bowel disease: an ECCO CONFER case series.
F. Phillips, B. Verstockt, D. Ribaldone, I. Guerra +5 more
2021Journal of Crohn's & Colitis11 citations Open access
Semantic Scholar
Combination of corticosteroids and 5-aminosalicylates or corticosteroids alone for patients with moderate-severe active ulcerative colitis: A global survey of physicians' practice
S. Ben-Horin, J. Andrews, K. Katsanos, Florian Rieder +13 more
2017World Journal of Gastroenterology11 citations Open access
Semantic Scholar
The Effect of Early vs Delayed Initiation of Adalimumab on Remission Rates in Patients With Crohn’s Disease With Poor Prognostic Factors: The MODIFY Study
G. Mantzaris, Christos Zeglinas, A. Theodoropoulou, I. Koutroubakis +14 more
2021Crohn's & Colitis 3609 citations Open access
Semantic Scholar
Comparison between tofacitinib and ustekinumab as a third‐line therapy in refractory ulcerative colitis: A multicenter international study
M. Allocca, Gaia Catalano, E. Savarino, María Chaparro +31 more
2024United European Gastroenterology journal8 citations Open access
Semantic Scholar
Pharmacogenetic analysis of canonical versus noncanonical pathway of NF-kB in Crohn’s disease patients under anti-tumor necrosis factor-α treatment
E. F. Stavrou, F. Chatzopoulou, C. Antonatos, P. Pappa +9 more
2022Pharmacogenetics & Genomics8 citations
Semantic Scholar
The natural history of COVID-19 in patients with inflammatory bowel disease: a nationwide study by the Hellenic Society for the study of IBD
G. Bamias, G. Kokkotis, A. Christidou, D. Christodoulou +37 more
2021European Journal of Gastroenterology and Hepathology8 citations Open access
Semantic Scholar
Diagnosis and outcome of oesophageal Crohn's disease.
R. V. Rodrigues, M. Sladek, K. Katsanos, C. Janneke van der Woude +22 more
2019Journal of Crohn's & Colitis8 citations Open access
Semantic Scholar
Complete endoscopic mucosal resection of malignant colonic sessile polyps and clinical outcome of 51 cases
M. Fragaki, E. Voudoukis, Evdoxia Chliara, I. Dimas +7 more
2018Endoscopy8 citations Open access
Semantic Scholar
Implementation and short-term adverse events of anti-SARS-CoV-2 vaccines in Inflammatory Bowel Disease patients: an international web-based survey
P. Ellul, J. Revés, B. Abreu, M. Chaparro +23 more
2022Journal of Crohn's & Colitis7 citations Open access
Semantic Scholar
The Inflammatory Bowel Disease—Disk Tool for Assessing Disability in Inflammatory Bowel Disease Patients: Validation of the Greek Version
A. Katsoula, G. Axiaris, A. Mpitouli, M. Palatianou +42 more
2023Journal of Clinical Medicine6 citations Open access
Semantic Scholar
Pharmacogenetic Analysis of the MIR146A rs2910164 and MIR155 rs767649 Polymorphisms and Response to Anti-TNF Treatment in Patients with Crohn’s Disease and Psoriasis
Paraskevi Nani, Melpomeni Ladopoulou, Evgenia H. Papaioannou, Evangelia D. Papagianni +14 more
2023Genes6 citations Open access
Semantic Scholar
Real-World Use and Adverse Events of SARS-CoV-2 Vaccination in Greek Patients with Inflammatory Bowel Disease
E. Orfanoudaki, Eirini Zacharopoulou, V. Kitsou, K. Karmiris +11 more
2022Journal of Clinical Medicine6 citations Open access
Semantic Scholar
Paradigm shift in management of acute iatrogenic colonic perforations: 24-year retrospective comprehensive study
G. Paspatis, M. Fragaki, M. Velegraki, A. Mpitouli +6 more
2021Endoscopy5 citations Open access
Semantic Scholar
The role of coexisting cardiovascular disease on disease severity in patients with inflammatory bowel disease
A. Mantaka, E. Tsoukali, M. Fragkaki, K. Karmiris +3 more
2020European Journal of Gastroenterology and Hepathology5 citations
Semantic Scholar
Switching from intravenous to subcutaneous infliximab in patients with immune mediated diseases in clinical remission
N. Viazis, A. Karamanakos, K. Mousourakis, A. Christidou +32 more
2025Frontiers in Medicine4 citations Open access
Semantic Scholar
Long-term adenoma recurrence and development of colorectal cancer following endoscopic mucosal resection in large non-pedunculated colonic polyps ≥4 cm.
G. Paspatis, M. Fragaki, D. Arna, M. Velegraki +9 more
2024Digestive and Liver Disease4 citations
Semantic Scholar
Patients With Inflammatory Bowel Diseases Have Impaired Antibody Production After Anti-SARS-CoV-2 Vaccination: Results From a Panhellenic Registry
E. Zacharopoulou, E. Orfanoudaki, M. Tzouvala, G. Tribonias +25 more
2022Inflammatory Bowel Diseases4 citations Open access
Semantic Scholar
Racial Differences in Inflammatory Bowel Disease: A Race With Alternating Winners?
K. Karmiris
2020Inflammatory Bowel Diseases4 citations
Semantic Scholar
The natural history of COVID-19 in vaccinated inflammatory bowel disease patients
N. Viazis, I. Drygiannakis, K. Karmiris, A. Theodoropoulou +22 more
2023Digestive and Liver Disease3 citations Open access
Semantic Scholar
Eosinophilic Fasciitis in a Patient With Crohn's Disease Treated With Infliximab. A Rare Coexistence or a Drug-related Manifestation?
A. Mpitouli, N. Kougkas, N. Avgoustidis, N. Ergazakis +1 more
2020Inflammatory Bowel Diseases3 citations
Semantic Scholar
Ustekinumab and JAK inhibitors outperform vedolizumab as second-line therapy in anti-TNF-experienced patients with ulcerative colitis.
G. Privitera, C. Bezzio, G. Figlioli, F. D'Amico +44 more
2026Clinical Gastroenterology and Hepatology2 citations Open access
Semantic Scholar
Anti-tumor Necrosis Factor Drug Concentration Is Not Associated with Disease Outcomes in Pouchitis: A Retrospective, International Study
S. Honap, B. Caron, J. Ollech, M. Fischman +11 more
2025Digestive Diseases and Sciences2 citations Open access
Semantic Scholar
Value of tofacitinib extended induction therapy in patients with moderate-to-severe ulcerative colitis: A real-world 52-week follow-up study
M. Tzouvala, E. Zacharopoulou, María Kalafateli, N. Viazis +24 more
2025World Journal of Gastroenterology2 citations Open access
Semantic Scholar
DOP101 Maintaining remission after an episode of steroid-responsive Acute Severe Ulcerative Colitis: what is the best strategy?
C. Bravo, C. Frias-Gomes, A. Blesl, J. Damasceno +36 more
2025Journal of Crohn's & Colitis2 citations Open access
Semantic Scholar
How to Conduct Impactful and Sustainable Clinical Research in IBD: A Toolbox for Researchers
J. Kirchgesner, K. Karmiris, A. L. Hart, S. Joshi +9 more
2026JCC Plus1 citations Open access
Semantic Scholar
Efficacy and safety of tofacitinib for the treatment of moderate-to-severe ulcerative colitis in biologic-naive patients
C. Liatsos, M. Tzouvala, G. Michalopoulos, O. Giouleme +12 more
2025European Journal of Gastroenterology and Hepathology1 citations
Semantic Scholar
Sequencing JAK-inhibitors in ulcerative colitis: effectiveness and safety of switching within treatment class.
T. Innocenti, J. Hanžel, M. Truyens, Milan Lukáš +43 more
2025Journal of Crohn's & Colitis1 citations Open access
Semantic Scholar
P312 Combination corticosteroids with, 5-aminosalicylic acid versus corticosteroids alone in the treatment of hospitalized patients with acute severe ulcerative colitis: A multi-center randomized controlled trial
S. Ben-Horin, O. Har-Noy, K. Katsanos, R. Xavier +17 more
2022Journal of Crohn's & Colitis1 citations
Semantic Scholar
Post-inflammatory polyps burden as a prognostic marker of disease-outcome in patients with inflammatory bowel disease.
P. Ellul, J. Schembri, Vella A Baldacchino, T. Molnár +24 more
2022Journal of Crohn's & Colitis1 citations Open access
Semantic Scholar
P642 Effects of Covid-19 on employment in IBD patients
M. Sciberras, C. Nascimento, T. Tabone, K. Karmiris +18 more
2021Journal of Crohn's & Colitis1 citations Open access
Semantic Scholar

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A. Theodoropoulou×17
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A. Theodoropoulou — researcher profile on SciRah
K. Katsanos×16
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K. Katsanos — researcher profile on SciRah
P. Ellul×15
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P. Ellul — researcher profile on SciRah
G. Mantzaris×15
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G. Mantzaris — researcher profile on SciRah

I. Koutroubakis

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M. Tzouvala×12

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U. Kopylov — researcher profile on SciRah

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G. Fiorino — researcher profile on SciRah

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N. Viazis — researcher profile on SciRah

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T. Molnár — researcher profile on SciRah

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E. Zampeli — researcher profile on SciRah

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G. Michalopoulos — researcher profile on SciRah