Blar i Bergen Open Research Archive på forfatter "Gudlaugsson, Einar"
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Adult pancreatic hemangioma in pregnancy – concerns and considerations of a rare case
Søreide, Jon Arne; Greve, Ole Jakob; Gudlaugsson, Einar (Peer reviewed; Journal article, 2015-10-30)Background: Pancreatic tumors in pregnancy are rare but clinically challenging. Careful diagnostic workup, including appropriate imaging examinations, should be performed to evaluate surgery indications and timing . In the ... -
Discrimination of grade 2 and 3 cervical intraepithelial neoplasia by means of analysis of water soluble proteins recovered from cervical biopsies
Uleberg, Kai-Erik; Munk, Ane Cecilie; Brede, Cato; Gudlaugsson, Einar; Diermen, Bianca van; Skaland, Ivar; Malpica, Anais; Janssen, Emilius Adrianus Maria; Hjelle, Anne; Baak, Jan P. A. (Peer reviewed; Journal article, 2011-06-28)Background: Cervical intraepithelial neoplasia (CIN) grades 2 and 3 are usually grouped and treated in the same way as “high grade”, in spite of their different risk to cancer progression and spontaneous regression rates. ... -
Epidemiology and classification of gastroenteropancreatic neuroendocrine neoplasms using current coding criteria
Sandvik, Oddvar Mathias; Søreide, Kjetil; Gudlaugsson, Einar; Kvaløy, Jan Terje; Søreide, Jon Arne (Peer reviewed; Journal article, 2016-02)Background: The lack of uniform criteria for coding of gastroenteropancreatic neuroendocrine neoplasia (GEP-NEN) has hampered previous epidemiological studies. The epidemiology of GEP-NEN was investigated in this study ... -
A gene signature identifying CIN3 regression and cervical cancer survival
Halle, Mari Kyllesø; Munk, Ane Cecilie Dæhli; Engesæter, Birgit Øvstebø; Akbari, Saleha; Frafjord, Astri; Høivik, Erling Andre; Forsse, David Erik; Fasmer, Kristine Eldevik; Woie, Kathrine; Haldorsen, Ingfrid S.; Bertelsen, Bjørn; Janssen, Emiel; Gudlaugsson, Einar; Krakstad, Camilla; Øvestad, Irene Tveiterås (Journal article; Peer reviewed, 2021-11-16)The purpose of this study was to establish a gene signature that may predict CIN3 regression and that may aid in selecting patients who may safely refrain from conization. Oncomine mRNA data including 398 immune-related ... -
Hepatoid adenocarcinoma of the stomach - Proper identification and treatment remain a challenge
Søreide, Jon Arne; Greve, Ole Jacob; Gudlaugsson, Einar; Størset, Svein (Peer reviewed; Journal article, 2016)Objective: The term hepatoid adenocarcinoma (HAC) of the stomach was introduced three decades ago with the observation of high serum α-fetoprotein (AFP) levels in some gastric adenocarcinoma patients. This very rare gastric ... -
High-Grade Cervical Intraepithelial Neoplasia (CIN) Associates with Increased Proliferation and Attenuated Immune Signaling
Øvestad, Irene Tveiterås; Engesæter, Birgit Øvstebø; Halle, Mari Kyllesø; Akbari, Saleha; Bicskei, Beatrix; Lapin, Morten; Austdal, Marie; Janssen, Emiel; Krakstad, Camilla; Lillesand, Melinda; Nordhus, Marit; Munk, Ane Cecilie Dæhli; Gudlaugsson, Einar (Journal article; Peer reviewed, 2021)Implementation of high-risk human papilloma virus (HPV) screening and the increasing proportion of HPV vaccinated women in the screening program will reduce the percentage of HPV positive women with oncogenic potential. ... -
Influence of pre-operative oral carbohydrate loading vs. standard fasting on tumor proliferation and clinical outcome in breast cancer patients - a randomized trial
Lende, Tone Hoel; Austdal, Marie; Varhaugvik, Anne Elin; Skaland, Ivar; Gudlaugsson, Einar; Kvaløy, Jan Terje; Akslen, Lars A.; Søiland, Håvard; Janssen, Emiel; Baak, Jan P.A. (Peer reviewed; Journal article, 2019-11-08)Background: Conflicting results have been reported on the influence of carbohydrates in breast cancer. Objective: To determine the influence of pre-operative per-oral carbohydrate load on proliferation in breast tumors. ... -
Metabolic consequences of perioperative oral carbohydrates in breast cancer patients - an explorative study
Lende, Tone Hoel; Austdal, Marie; Bathen, Tone Frost; Varhaugvik, Anne Elin; Skaland, Ivar; Gudlaugsson, Einar; Egeland, Nina Gran; Lunde, Siri; Akslen, Lars A.; Jonsdottir, Kristin; Janssen, Emiel; Søiland, Håvard; Baak, Jan P.A. (Peer reviewed; Journal article, 2019-12-04)Background: The metabolic consequences of preoperative carbohydrate load in breast cancer patients are not known. The present explorative study investigated the systemic and tumor metabolic changes after preoperative ... -
Olaparib monotherapy as primary treatment in unselected triple negative breast cancer
Eikesdal, Hans Petter; Yndestad, Synnøve; Elzawahry, Asmaa; Llop-Guevara, Alba; Gilje, Bjørnar; Blix, Egil Støre; Espelid, Helge; Lundgren, Steinar; Geisler, Jürgen; Vagstad, Geirfinn; Venizelos, Andreas; Minsaas, Laura; Leirvaag, Beryl; Gudlaugsson, Einar; Vintermyr, Olav Karsten; Aase, Hildegunn Siv; Aas, Turid; Balmaña, Judith; Serra, Violeta; Janssen, Emiel; Knappskog, Stian; Lønning, Per Eystein (Journal article; Peer reviewed, 2020)Background The antitumor efficacy of PARP inhibitors (PARPi) for breast cancer patients harboring germline BRCA1/2 (gBRCA1/2) mutations is well established. While PARPi monotherapy was ineffective in patients with metastatic ... -
The overriding role of surgery and tumor grade for long-term survival in patients with gastroenteropancreatic neuroendocrine neoplasms: A population-based cohort study
Søreide, Jon Arne; Kvaløy, Jan Terje; Lea, Dordi; Sandvik, Oddvar M.; Al-Saiddi, Mohammed; Haslerud, Torjan M.; Garresori, Herish; Karlsen, Lars Normann; Gudlaugsson, Einar; Søreide, Kjetil (Journal article; Peer reviewed, 2021)Background Gastroenteropancreatic neuroendocrine neoplasms (GEP-NENs) comprise a heterogeneous disease group. Factors that affect long-term survival remain uncertain. Complete population-representative cohorts with long-term ... -
Prevalence of PD‑L1 expression is associated with EMAST, density of peritumoral T‑cells and recurrence‑free survival in operable non‑metastatic colorectal cancer
Watson, Martin Matthew Christian; Lea, Dordi; Gudlaugsson, Einar; Skaland, Ivar; Hagland, Hanne Røland; Søreide, Kjetil (Journal article; Peer reviewed, 2020-04-20)Introduction Microsatellite instability (MSI) predict response to anti-PD1 immunotherapy in colorectal cancer (CRC). CRCs with MSI have higher infiltration of immune cells related to a better survival. Elevated Microsatellite ... -
Proliferation, lymph vessel invasion and histologic type as prognostic factors in lymph node negative breast cancer
Gudlaugsson, Einar (Doctoral thesis, 2011-12-14)Breast cancer is a leading cause of cancer mortality among women in the western world, second only to lung cancer. Since the mammography screening program in Norway started in 1995, 70% and more of all new breast cancers ... -
Reproducibility and prognostic value of WHO1973 and WHO2004 grading systems in TaT1 urothelial carcinoma of the urinary bladder
Mangrud, Målfrid Ok; Waalen, Rune; Gudlaugsson, Einar; Dalen, Ingvild; Tasdemir, Ilker; Janssen, Emilius Adrianus Maria; Baak, Jan P.A. (Peer reviewed; Journal article, 2014-01-07)Background: European treatment guidelines of TaT1 urinary bladder urothelial carcinomas depend highly on stage and WHO1973-grade but grading reproducibility is wanting. The newer WHO2004 grading system is still debated and ... -
A template to quantify the location and density of CD3 + and CD8 + tumor-infiltrating lymphocytes in colon cancer by digital pathology on whole slides for an objective, standardized immune score assessment
Lea, Dordi; Watson, Martin Matthew Christian; Skaland, Ivar; Hagland, Hanne Røland; Lillesand, Melinda; Gudlaugsson, Einar; Søreide, Kjetil (Journal article; Peer reviewed, 2021)Background: In colon cancer, the location and density of tumor-infiltrating lymphocytes (TILs) can classify patients into low and high-risk groups for prognostication. While a commercially available ‘Immunoscore®’ exists, ...