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Umeå University
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Staff photo Ioannis Gkekas

Ioannis Gkekas

Contact

E-mail
ioannis.gkekas@umu.se
Phone

Works at

Affiliation
Affiliated as physician at Department of Diagnostics and Intervention Section: Surgery
Location
5A, Målpunkt H62, Norrlands universitetssjukhus Umeå universitet, 901 85 Umeå
Sporadic deficient mismatch repair in colorectal cancer increases the risk for non-colorectal malignancy: a European multicenter cohort study
Journal of Surgical Oncology, John Wiley & Sons 2024, Vol. 129, (7) : 1295-1304
Gkekas, Ioannis; Novotny, Jan; Kaprio, Tuomas; et al.
Mismatch repair deficiency in colorectal cancer: prognosis and prediction for basic treatment strategies
Umeå University medical dissertations, 2124
Gkekas, Ioannis
Colon cancer patients with mismatch repair deficiency are more likely to present as acute surgical cases
European Journal of Cancer, Elsevier 2021, Vol. 157 : 1-9
Gkekas, Ioannis; Novotny, Jan; Kaprio, Tuomas; et al.
Elective Cancer Surgery in COVID-19-Free Surgical Pathways During the SARS-CoV-2 Pandemic: An International, Multicenter, Comparative Cohort Study
Journal of Clinical Oncology, American Society of Clinical Oncology 2021, Vol. 39, (1) : 66-78
Glasbey, James C.; Nepogodiev, Dmitri; Simoes, Joana F. F.; et al.
Digitalt assisterad laparoskopisk bridlösning: ett finger med i spelet
Läkartidningen, Stockholm: Läkartidningen Förlag AB 2021, Vol. 118
Löfgren, Niklas; Gkekas, Ioannis
Delaying surgery for patients with a previous SARS-CoV-2 infection
British Journal of Surgery, John Wiley & Sons 2020, Vol. 107, (12) : e601-e602
COVIDSurg Collaborative,
Mismatch repair status predicts survival after adjuvant treatment in stage II colon cancer patients.
Journal of Surgical Oncology, John Wiley & Sons 2020, Vol. 121, (2) : 392-401
Gkekas, Ioannis; Novotny, Jan; Fabian, P.; et al.
Association between local immune cell infiltration, mismatch repair status and systemic inflammatory response in colorectal cancer
Journal of Translational Medicine, BioMed Central 2020, Vol. 18
Gunnarsson, Ulf; Strigård, Karin; Edin, Sofia; et al.
Deficient mismatch repair as a prognostic marker in stage II colon cancer patients
European Journal of Surgical Oncology, Elsevier 2019, Vol. 45, (10) : 1854-1861
Gkekas, Ioannis; Novotny, Jan; Fabian, Pavel; et al.
Vandrande mjälte – ovanlig men viktig differentialdiagnos vid akut buksmärta hos barn
Läkartidningen, Läkartidningen Förlag AB 2018, Vol. 115, (47)
Hurtig, Jennie; Gkekas, Ioannis; Näsvall, Pia
Microsatellite instability as a prognostic factor in stage II colon cancer patients: a meta-analysis of published literature
Anticancer Research, Vol. 37, (12) : 6563-6574
Gkekas, Ioannis; Novotny, Jan; Pecen, Ladislav; et al.
Intra-abdominal organ strangulation during intraoperative endoscopic retrograde cholangiopancreatography with rendezvous cannulation: case report
Endoscopy, Vol. 47 : E231-E231
Gkekas, Ioannis; Palmgren, Jonathan; Näsvall, Pia; et al.
Higher incidence for sporadic deficient mismatch repair tumours in the colorectum and non-colorectal malignancies
Gkekas, Ioannis; Novotny, J.; Kaprio, T.; et al.
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