Browsing Det medisinske fakultet by Author "Røsok, Bård Ingvald"

Now showing items 1-13 of 13

  • Evolution of laparoscopic liver surgery: 20-year experience of a Norwegian high-volume referral center 
    Aghayan, Davit; Kazaryan, Airazat; Fretland, Åsmund Avdem; Røsok, Bård Ingvald; Barkhatov, Leonid; Lassen, Kristoffer; Edwin, Bjørn von Gohren (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2021)
    Abstract Background Laparoscopic liver surgery has evolved to become a standard surgical approach in many specialized centers worldwide. In this study we present the evolution of laparoscopic liver ...
  • Genomic and prognostic heterogeneity among RAS/BRAFV600E/TP53 co-mutated resectable colorectal liver metastases 
    Berg, Kaja Christine Graue; Brunsell, Tuva Høst; Sveen, Anita; Alagaratnam, Sharmini; Bjørnslett, Merete Pauline; Hektoen, Merete; Brudvik, Kristoffer Watten; Røsok, Bård Ingvald; Bjørnbeth, Bjørn Atle; Nesbakken, Arild; Lothe, Ragnhild A (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)
    Hepatic resection is potentially curative for patients with colorectal liver metastases, but the treatment benefit varies. KRAS/NRAS (RAS)/TP53 co‐mutations are associated with a poor prognosis after resection, but there ...
  • Heterogeneous radiological response to neoadjuvant therapy is associated with poor prognosis after resection of colorectal liver metastases 
    Brunsell, Tuva Høst; Cengija, Vanja; Sveen, Anita; Bjørnbeth, Bjørn Atle; Røsok, Bård Ingvald; Brudvik, Kristoffer Watten; Guren, Marianne; Lothe, Ragnhild A; Abildgaard, Andreas; Nesbakken, Arild (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2019)
    Introduction Surgery combined with perioperative chemotherapy has become standard of care in patients with resectable colorectal liver metastases. However, poor outcome is expected for a significant subgroup. The clinical ...
  • High Concordance and Negative Prognostic Impact of RAS/BRAF/PIK3CA Mutations in Multiple Resected Colorectal Liver Metastases 
    Brunsell, Tuva Høst; Sveen, Anita; Bjørnbeth, Bjørn Atle; Røsok, Bård Ingvald; Danielsen, Stine Aske; Brudvik, Kristoffer Watten; Berg, Kaja Christine Graue; Johannessen, Bjarne; Cengija, Vanja; Abildgaard, Andreas; Guren, Marianne; Nesbakken, Arild; Lothe, Ragnhild A (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2019)
    Background The prevalence and clinical implications of genetic heterogeneity in patients with multiple colorectal liver metastases remain largely unknown. In a prospective series of patients undergoing resection of ...
  • Implementation and training with laparoscopic distal pancreatectomy: 23-year experience from a high-volume center 
    Sahakyan, Mushegh; Røsok, Bård Ingvald; Tholfsen, Tore; Kleive, Dyre; Waage, Anne; Ignjatovic, Dejan; Buanes, Trond; Labori, Knut Jørgen; Edwin, Bjørn (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2021)
    Abstract Background Distal pancreatectomy is the most common procedure in minimally-invasive pancreatic surgery. Data in the literature suggest that the learning curve flattens after performing up to ...
  • Laparoscopic distal pancreatectomy following prior upper abdominal surgery (pancreatectomy and prior surgery) 
    Sahakyan, Mushegh; Tholfsen, Tore; Kleive, Dyre; Yaqub, Sheraz; Kazaryan, Airazat M.; Buanes, Trond; Røsok, Bård Ingvald; Labori, Knut Jørgen; Edwin, Bjørn (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)
    Abstract Background and Purpose Previous abdominal surgery can be a risk factor for perioperative complications in patients undergoing laparoscopic procedures. Today, distal pancreatectomy is increasingly performed ...
  • Laparoscopic parenchyma-sparing liver resection for colorectal metastases 
    Aghayan, Davit; Pelanis, Egidijus; Fretland, Åsmund Avdem; Kazaryan, Airazat M.; Sahakyan, Mushegh; Røsok, Bård Ingvald; Barkhatov, Leonid; Bjørnbeth, Bjørn Atle; Elle, Ole Jakob; Edwin, Bjørn (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2017)
    Background: Laparoscopic liver resection (LLR) of colorectal liver metastases (CLM) is increasingly performed in specialized centers. While there is a trend towards a parenchyma-sparing strategy in multimodal treatment for ...
  • Laparoscopic parenchyma-sparing liver resection for large (≥ 50 mm) colorectal metastases. 
    Aghayan, Davit; d’Albenzio, Gabriella; Fretland, Åsmund Avdem; Pelanis, Egidijus; Røsok, Bård Ingvald; Yaqub, Sheraz; Palomar, Rafael; Edwin, Bjørn von Gohren (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2022)
    Abstract Background Traditionally, patients with large liver tumors (≥ 50 mm) have been considered for anatomic major hepatectomy. Laparoscopic resection of large liver lesions is technically challenging ...
  • Laparoscopic versus open liver resection for intrahepatic cholangiocarcinoma: a multicenter propensity score-matched study 
    Sahakyan, Mushegh; Aghayan, Davit; Edwin, Bjørn von Gohren; Alikhanov, Ruslan; Britskaia, Natalia; Brudvik, Kristoffer Watten; D’Hondt, Mathieu; De Meyere, Celine; Efanov, Mikhail; Fretland, Åsmund Avdem; Hoff, Rune; Ismail, Warsan; Ivanecz, Arpad; Kazaryan, Airazat; Lassen, Kristoffer; Magdalenić, Tomislav; Parmentier, Isabelle; Røsok, Bård Ingvald; Villanger, Olaug; Yaqub, Sheraz (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2022)
    Background The role of laparoscopy in the treatment of intrahepatic cholangiocarcinoma (ICC) remains unclear. This multicenter study examined the outcomes of laparoscopic liver resection for ICC. Methods Patients ...
  • Laparoscopic Versus Open Resection for Colorectal Liver Metastases: The OSLO-COMET Randomized Controlled Trial 
    Fretland, Åsmund Avdem; Dagenborg, Vegar Johansen; Bjørnelv, Gudrun Maria Waaler; Kazaryan, Airazat M.; Kristiansen, Ronny; Fagerland, Morten; Hausken, John; Tønnessen, Tor Inge; Abildgaard, Andreas; Barkhatov, Leonid; Yaqub, Sheraz; Røsok, Bård Ingvald; Bjørnbeth, Bjørn Atle; Andersen, Marit Helen; Flatmark, Kjersti; Aas, Eline; Edwin, Bjørn (Journal article / Tidsskriftartikkel / SubmittedVersion, 2018)
    Objective: To perform the first randomized controlled trial to compare laparoscopic and open liver resection. Summary Background Data: Laparoscopic liver resection is increasingly used for the surgical treatment of liver ...
  • Metastatic heterogeneity of the consensus molecular subtypes of colorectal cancer 
    Eide, Peter Andreas Wold; Moosavi, Seyed Hossein; Eilertsen, Ina Andrassy; Brunsell, Tuva Høst; Langerud, Jonas; Berg, Kaja Christine Graue; Røsok, Bård Ingvald; Bjørnbeth, Bjørn Atle; Nesbakken, Arild; Lothe, Ragnhild Adelheid; Sveen, Anita (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2021)
    Abstract Gene expression-based subtypes of colorectal cancer have clinical relevance, but the representativeness of primary tumors and the consensus molecular subtypes (CMS) for metastatic cancers is not well known. We ...
  • Minimally invasive versus open distal pancreatectomy for ductal adenocarcinoma (DIPLOMA): A pan-European propensity score matched study 
    van Hilst, Jony; de Rooij, Thijs; Klompmaker, Sjors; Rawashdeh, Majd; Aleotti, Francesca; Al-Sarireh, Bilal; Alseidi, Adnan; Ateeb, Zeeshan; Balzano, Gianpaolo; Berrevoet, Frederik; Björnsson, Bergthor; Boggi, Ugo; Busch, Olivier R.; Butturini, Giovanni; Casadei, Riccardo; Del Chiaro, Marco; Chikhladze, Sophia; Cipriani, Federica; Van Dam, Ronald; Damoli, Isacco; van Dieren, Susan; Dokmak, Safi; Edwin, Bjørn; van Eijck, Casper; Fabre, Jean-Marie; Falconi, Massimo; Farges, Olivier; Fernández-Cruz, Laureano; Forgione, Antonello; Frigerio, Isabella; Fuks, David; Gavazzi, Francesca; Gayet, Brice; Giardino, Alessandro; Groot Koerkamp, Bas; Hackert, Thilo; Hassenpflug, Matthias; Kabir, Irfan; Keck, Tobias; Khatkov, Igor; Kusar, Masa; Lombardo, Carlo; Marchegiani, Giovanni; Marshall, Ryne; Menon, Krish V.; Montorsi, Marco; Orville, Marion; de Pastena, Matteo; Pietrabissa, Andrea; Poves, Ignaci; Primrose, John; Pugliese, Raffaele; Ricci, Claudio; Roberts, Keith; Røsok, Bård Ingvald; Sahakyan, Mushegh; Sánchez-Cabús, Santiago; Sandström, Per; Scovel, Lauren; Solaini, Leonardo; Soonawalla, Zahir; Souche, F. Régis; Sutcliffe, Robert P.; Tiberio, Guido A.; Tomazic, Aleš; Troisi, Roberto; Wellner, Ulrich; White, Steven; Wittel, Uwe A.; Zerbi, Alessandro; Bassi, Claudio; Besselink, Marc G.; Abu Hilal, Mohammad (Journal article / Tidsskriftartikkel / AcceptedVersion; Peer reviewed, 2019)
    Objective: The aim of this study was to compare oncological outcomes after minimally invasive distal pancreatectomy (MIDP) with open distal pancreatectomy (ODP) in patients with pancreatic ductal adenocarcinoma ...
  • Outcome of laparoscopic surgery in patients with cystic lesions in the distal pancreas 
    Ånonsen, Kim Vidar; Buanes, Trond; Røsok, Bård Ingvald; Hauge, Truls; Edwin, Bjørn (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2015)
    Context Recent guidelines for the management of cystic lesions of the pancreas recommend observation for selected neoplasms using imaging criteria. However, current imaging modalities lack diagnostic accuracy, and the ...