Browsing Bergen Open Research Archive by Author "Søreide, Jon Arne"
Now showing items 1-20 of 29
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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 ... -
Assessment of clinically related outcomes and biomarker analysis for translational integration in colorectal cancer (ACROBATICC): study protocol for a population-based, consecutive cohort of surgically treated colorectal cancers and resected colorectal liver metastasis
Søreide, Kjetil; Watson, Martin M; Lea, Dordi; Nordgård, Oddmund; Søreide, Jon Arne; Hagland, Hanne R (Peer reviewed; Journal article, 2016-06-29)Background: More accurate predictive and prognostic biomarkers for patients with colorectal cancer (CRC) primaries or colorectal liver metastasis (CLM) are needed. Outside clinical trials, the translational integration of ... -
Centralizing a national pancreatoduodenectomy service: striking the right balance
Nymo, Linn Såve; Kleive, Dyre; Waardal, Kim; Bringeland, Erling Audun; Søreide, Jon Arne; Labori, Knut Jørgen; Mortensen, Kim Erlend; Søreide, Kjetil; Lassen, Kristoffer (Journal article; Peer reviewed, 2020)Background Centralization of pancreatic surgery is currently called for owing to superior outcomes in higher-volume centres. Conversely, organizational and patient concerns speak for a moderation in centralization. Consensus ... -
Clinical patterns of presentation and attenuated inflammatory response in octo- and nonagenarians with perforated gastroduodenal ulcers
Søreide, Kjetil; Thorsen, Kenneth; Søreide, Jon Arne (Peer reviewed; Journal article, 2016-08)Background. Perforated gastrodudenal ulcer (PGDU) is an operative emergency with high mortality rates. The growing elderly populationincreasingly presents with need for geriatric acute operative care. Current knowledge of ... -
Early diagnosis is associated with improved clinical outcomes in benign esophageal perforation: an individual patient data meta‑analysis
Vermeulen, Bram D.; van der Leeden, Britt; Ali, Jawad T.; Gudbjartsson, Tomas; Hermansson, Michael; Low, Donald E.; Adler, Douglas G.; Botha, Abraham J.; D’Journo, Xavier B.; Eroglu, Atila; Ferri, Lorenzo E.; Gubler, Christoph; Haveman, Jan Willem; Kaman, Lileswar; Kozarek, Richard A.; Law, Simon; Loske, Gunnar; Lindenmann, Joerg; Park, Jung-Hoon; Richardson, J. David; Salminen, Paulina; Song, Ho-Yong; Søreide, Jon Arne; Spaander, Manon; Tarascio, Jeffrey N.; Tsai, Jon A.; Vanuytsel, Tim; Rosman, Camiel; Siersema, Peter D.; van der Bogt, Ruben D.; Birch, Madeleine; Dubose, Joseph J.; Fox, Sam; Jaklitsch, Michael T.; Kuppusamy, Madhan K.; Persson, Saga; Rice, Robert D.; Smolle, Josef; Smolle-Juettner, Freyja M.; Sudarshan, Monisha; Sutcliffe, Robert P.; Vidarsdottir, Halla; Viste, Asgaut (Journal article; Peer reviewed, 2020)Background Time of diagnosis (TOD) of benign esophageal perforation is regarded as an important risk factor for clinical outcome, although convincing evidence is lacking. The aim of this study is to assess whether time ... -
Effects of scheduled exercise on cancer-related fatigue in women with early breast cancer
Husebø, Anne Marie Lunde; Dyrstad, Sindre Mikal; Mjaaland, Ingvil; Søreide, Jon Arne; Bru, Lars Edvin (Peer reviewed; Journal article, 2014-01-19)While physical activity during cancer treatment is found beneficial for breast cancer patients, evidence indicates ambiguous findings concerning effects of scheduled exercise programs on treatment-related symptoms. This ... -
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 ... -
Esophageal perforation: Diagnostic work-up and clinical decision-making in the first 24 hours
Søreide, Jon Arne; Viste, Asgaut (Peer reviewed; Journal article, 2011-10-30)Abstract Esophageal perforation is a rare and potentially life-threatening condition. Early clinical suspicion and imaging is important for case management to achieve a good outcome. However, recent studies continue to ... -
Factors influencing treatment burden in colorectal cancer patients undergoing curative surgery: A cross-sectional study
Husebø, Anne Marie Lunde; Dalen, Ingvild; Søreide, Jon Arne; Bru, Lars Edvin; Richardson, Alison (Journal article; Peer reviewed, 2021)Objective To describe the severity of treatment burden in surgically treated colorectal cancer (CRC) patients and examine associations between treatment burden and demographic and clinical variables. Methods This ... -
Gastric diverticulum and halitosis - A case for surgery?
Muis, Marius Osaland; Leitao, Kristian Øgreid; Havnen, Jorunn; Glomsaker, Tom Birger; Søreide, Jon Arne (Peer reviewed; Journal article, 2014-05-09)INTRODUCTION Gastric diverticulum is a rare and frequently asymptomatic condition. Symptoms include vague pain, fullness, dyspepsia, vomiting, hemorrhage and perforation. Occasionally, the patient can present with belching ... -
Global epidemiology of gastrointestinal stromal tumours (GIST): A systematic review of population-based cohort studies
Søreide, Kjetil; Sandvik, Oddvar Mathias; Søreide, Jon Arne; Giljaca, Vanja; Jureckova, Andrea; Bulusu, V. Ramesh (Peer reviewed; Journal article, 2015-02)Background: Gastrointestinal stromal tumours (GISTs) are rare, yet the most common mesenchymal tumour within the digestive tract. Lack of diagnostic criteria and no specific code in the ICD system has prevented epidemiological ... -
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 ... -
Improving pancreas surgery over time: Performance factors related to transition of care and patient volume
Søreide, Jon Arne; Sandvik, Oddvar Mathias; Søreide, Kjetil (Peer reviewed; Journal article, 2016-06-29)Background: Pancreas surgery has evolved with better diagnostic imaging, changing indications, and improved patient selection. Outside high-volume tertiary centers, the documented effect of evolution in care and volumes ... -
Influence of microsatellite instability and KRAS and BRAF mutations on lymph node harvest in stage I–III colon cancers
Berg, Marianne; Guriby, Marianne; Nordgård, Oddmund; Nedrebø, Bjørn Steinar Olden; Ahlquist, Terje Cruickshank; Smaaland, Rune; Oltedal, Satu; Søreide, Jon Arne; Kørner, Hartwig; Lothe, Ragnhild A.; Søreide, Kjetil (Peer reviewed; Journal article, 2013)Lymph node (LN) harvest is influenced by several factors, including tumor genetics. Microsatellite instability (MSI) is associated with improved node harvest, but the association to other genetic factors is largely unknown. ... -
Intramural gastric pseudocyst: A case report and a comprehensive literature review
Søreide, Jon Arne; Al-Saiddi, Mohammed; Karlsen, Lars Normann (Peer reviewed; Journal article, 2017)Rationale: Intramural pseudocyst, although first reported several decades ago, is a rare entity. Scientific knowledge regarding its clinical management is sparse. Patient concerns: We present three cases to show the diverse ... -
KRAS mutation in patients undergoing hepatic resection for colorectal liver metastasis: A biomarker of cancer biology or a byproduct of patient selection?
Søreide, Kjetil; Sandvik, Odd Mathias; Søreide, Jon Arne (Journal article, 2014-12) -
Long-term follow-up and survivorship after completing systematic surveillance in stage I–III colorectal cancer: who is still at risk?
Veen, Torhild; Stormark, Kjartan; Nedrebø, Bjørn Steinar Olden; Berg, Marianne; Søreide, Jon Arne; Kørner, Hartwig; Søreide, Kjetil (Peer reviewed; Journal article, 2015-09)Purpose: In patients with a high life expectancy at the time of surgery for colorectal cancer (CRC), the long-term outcome may be influenced by factors other than their cancer. We aimed to investigate the long-term outcome ... -
Molecular subtypes in stage II-III colon cancer defined by genomic instability: Early recurrence-risk associated with a high copy-number variation and loss of RUNX3 and CDKN2A
Berg, Marianne; Nordgård, Oddmund; Kørner, Hartwig; Oltedal, Satu; Smaaland, Rune; Søreide, Jon Arne; Søreide, Kjetil (Peer reviewed; Journal article, 2015-04-16)Objective: We sought to investigate various molecular subtypes defined by genomic instability that may be related to early death and recurrence in colon cancer. Methods: We sought to investigate various molecular subtypes ... -
Neoadjuvant chemotherapy versus surgery first for resectable pancreatic cancer (Norwegian Pancreatic Cancer Trial - 1 (NorPACT-1)) – study protocol for a national multicentre randomized controlled trial
Labori, Knut Jørgen; Lassen, Kristoffer; Hoem, Dag; Grønbech, Jon Erik; Søreide, Jon Arne; Mortensen, Kim Erlend; Smaaland, Rune; Sorbye, Halfdan; Verbeke, Caroline Sophie; Dueland, Svein (Peer reviewed; Journal article, 2017-08-25)Background: Pancreatic cancer is the fourth leading cause of cancer-related death. While surgical resection remains the foundation for potentially curative treatment, survival benefit is achieved with adjuvant oncological ... -
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 ...