Publications by authors named "Helgi Birgisson"

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Glucagon-like peptide-1 receptor agonist treatment and risk of esophageal cancer.
Johan Hardvik Åkerström, Giola Santoni, My von Euler-Chelpin, Helgi Birgisson, Eivind Ness-Jensen

Am J Gastroenterol· December 2025

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Risk of pancreatic cancer after eradication treatment of Helicobacter pylori.
Anna-Klara Wiklund, Giola Santoni, Cecilia Radkiewicz, Shaohua Xie, Helgi Birgisson

Eur J Cancer· December 2025

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Risk of Gastric Adenocarcinoma After Eradication of Helicobacter pylori.
Anna-Klara Wiklund, Giola Santoni, Jane Yan, Cecilia Radkiewicz, Shaohua Xie, Helgi Birgisson

Gastroenterology· August 2025

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Thirty years of population-based breast cancer screening in Iceland: a comparison of quality indicators and tumour characteristics between women aged 40-49 and 50-69 years.
Alfheidur Haraldsdottir, Helgi Birgisson, Agust I Agustsson, Laufey Tryggvadottir

Acta Oncol· August 2025

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Nordic colorectal cancer screening programmes: A comparison of organization, operation, and quality indicators.
Susanne Fogh Jørgensen, Sisse Helle Njor, Aapeli Nevala, Birger Pålsson, Kristin Ranheim Randel, Helgi Birgisson

Eur J Cancer· June 2025

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Effects of aspirin at diagnosis on the survival of colorectal cancer patients: a 20-year population-based study.
Arnar S Agustsson, Sigurdis Haraldsdottir, Helgi Birgisson, Sigrun H Lund, Arnar B Ingason

Scand J Gastroenterol· June 2025

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Stage-standardized and stage-specific survival among men with prostate cancer in the Nordic countries 2004-16: the NORDCAN survival studies.
Signe Benzon Larsen, Frida E Lundberg, Søren Friis, Helgi Birgisson, Therese M-L Andersson

Int J Epidemiol· June 2025

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Changes in cancer incidence and stage during the COVID-19 pandemic in 2020-2021 in the Nordic countries.
Anna Johansson, Anna Skog, Tom Børge Johannesen, Tor Åge Myklebust, Simon M Kønig, Helgi Birgisson

Acta Oncol· February 2025

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Clinical significance of circulating tumor cells in colorectal cancer with peritoneal metastases: a prospective cohort study using a novel method for monitoring treatment response, and assessing minimal residual disease.
Petter Frühling, Louice Moberg, Lana Ghanipour, Helgi Birgisson, Wilhelm Graf

Int J Surg· November 2024

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The Extent of Tumor in the Peritoneum and Liver Influences Outcomes After Surgery for Synchronous Liver and Peritoneal Colorectal Metastases: A Cohort Study.
Pearl Sanchez Salas, Jozef Urdzik, Wilhelm Graf, Bengt Isaksson, Helgi Birgisson

J Gastrointest Cancer· November 2024

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Prognostic genome and transcriptome signatures in colorectal cancers.
Luís Nunes, Fuqiang Li, Meizhen Wu, Tian Luo, Klara Hammarström, Helgi Birgisson

Nature· September 2024

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Risk of Esophageal Adenocarcinoma After Helicobacter pylori Eradication Treatment in a Population-Based Multinational Cohort Study.
Anna-Klara Wiklund, Giola Santoni, Jane Yan, Cecilia Radkiewicz, Shaohua Xie, Helgi Birgisson

Gastroenterology· August 2024

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A Validation of the Swedish Colorectal Cancer Register - With Focus on Histopathology, Complications and Recurrences.
Örvar Arnarson, Peter Moberger, Filip Sköldberg, Kenneth Smedh, Helgi Birgisson

Clin Epidemiol· August 2024

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[Prediction of cancer incidence and prevalence in Iceland up to the year 2040 - Icelandic Cancer Registry and Research Center].
Eva Maria Gudmundsdottir, Elinborg Olafsdottir, Nanna Margret Kristinsdottir, Alfheidur Haraldsdottir, Kristjana Sigurdardottir, Helgi Birgisson

Laeknabladid· July 2024

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Clinical Significance of Circulating Tumor Cells in Epithelial Appendiceal Neoplasms with Peritoneal Metastases.
Petter Frühling, Louice Moberg, Lana Ghanipour, Helgi Birgisson, Wilhelm Graf

Cancers (Basel)· July 2024

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Trends in lung cancer survival in the Nordic countries 1990-2016: The NORDCAN survival studies.
Frida E Lundberg, Simon Ekman, Anna L V Johansson, Gerda Engholm, Helgi Birgisson

Lung Cancer· June 2024

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[Cancer registration in Iceland for 70 years - incidence, mortality and survival].
Alfheidur Haraldsdottir, Helgi Birgisson, Elinborg Jona Olafsdottir, Sigridur Gunnarsdottir, Laufey Tryggvadottir

Laeknabladid· June 2024

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Omental metastases in patients with pseudomyxoma peritonei or colorectal peritoneal metastases - is routine omentectomy justified?
Malin Enblad, Helgi Birgisson, Lana Ghanipour, Peter Cashin, Wilhelm Graf

Int J Hyperthermia· June 2024

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Survival trends for patients diagnosed with cutaneous malignant melanoma in the Nordic countries 1990-2016: The NORDCAN survival studies.
Frida E Lundberg, Helgi Birgisson, Gerda Engholm, Elínborg J Ólafsdóttir, Lina Steinrud Mørch

Eur J Cancer· May 2024

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No Indication for Routine Resection of Surgical Scars during Cytoreductive Surgery and HIPEC.
Malin Enblad, Lana Ghanipour, Peter Cashin, Helgi Birgisson, Wilhelm Graf

Cancers (Basel)· May 2024

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Efficacy of hyperthermic intraperitoneal chemotherapy in colorectal cancer: A phase I and III open label randomized controlled registry-based clinical trial protocol.
Lana Ghanipour, Gabriella Jansson Palmer, Per J Nilsson, Caroline Nordenvall, Jan-Erik Frödin, Helgi Birgisson

PLoS One· March 2024

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Cytoreductive Surgery and Hyperthermic Intraperitoneal Chemotherapy for Peritoneal Metastases from Colorectal Cancer-An Overview of Current Status and Future Perspectives.
Wilhelm Graf, Lana Ghanipour, Helgi Birgisson, Peter H Cashin

Cancers (Basel)· January 2024

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Were cancer patients worse off than the general population during the COVID-19 pandemic? A population-based study from Norway, Denmark and Iceland during the pre-vaccination era.
Anna L V Johansson, Anna Skog, Tom Børge Johannesen, Tor Åge Myklebust, Charlotte Wessel Skovlund, Helgi Birgisson

Lancet Reg Health Eur· August 2023

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Signet Ring Cell Colorectal and Appendiceal Cancer: A Small Signet Ring Cell Component Is Also Associated with Poor Outcome.
Malin Enblad, Péter Pál Egerszegi, Helgi Birgisson, Tobias Sjöblom, Bengt Glimelius

Cancers (Basel)· April 2023

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Age-specific survival trends and life-years lost in women with breast cancer 1990-2016: the NORDCAN survival studies.
Frida E Lundberg, Niels Kroman, Mats Lambe, Therese M-L Andersson, Gerda Engholm, Helgi Birgisson

Acta Oncol· December 2022

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