Browsing St. Olavs hospital by Title

Now showing items 1591-1610 of 2460

    • 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 (Peer reviewed; Journal article, 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 ...

    • Olfaction in COPD 

      Thorstensen, Wenche Moe; Øie, Marte Rystad; Dahlslett, Sarah Bettina; Sue-Chu, Malcolm; Steinsvåg, Sverre Karmhus; Helvik, Anne-Sofie (Peer reviewed; Journal article, 2021)
      Background: Olfaction is poorly characterized in COPD. To test the hypothesis that olfaction is reduced in COPD, we assessed olfaction with the "Sniffin' Sticks" test and a questionnaire addressing olfaction in COPD and a ...

    • Olfactory hallucinations in a population-based sample 

      Wehling, Eike Ines; Bless, Josef J; Hirnstein, Marco; Kråkvik, Bodil; Vedul-Kjelsås, Einar; Hugdahl, Kenneth; Kalhovde, Anne Martha; Larøi, Frank (Peer reviewed; Journal article, 2021)
      Olfactory hallucinations referring to olfactory perceptions in the absence of chemical stimuli, occur in non-clinical and clinical populations. Few studies have investigated their prevalence in the general population and ...

    • Omskjæring hos kvinner bosatt i Norge – konsekvenser og behandling 

      Taraldsen, Sølvi; Owe, Katrine Mari; Bødtker, Anne Sejersted; Bjørntvedt, Ida Waagsbø; Eide, Birgitte; Hagemann, Cecilie Therese; Øian, Pål; Vangen, Siri; Sørbye, Ingvil (Peer reviewed; Journal article, 2021)
      BAKGRUNN Poliklinikktilbud for kvinner som har gjennomgått omskjæring finnes ved syv norske sykehus. I vår studie presenteres symptomer, funn og behandling hos kvinner som ble undersøkt ved poliklinikkene i perioden ...

    • On intermetallic phases formed during interdiffusion between aluminium alloys and stainless steel 

      Bergh, Tina; Arbo, Siri Marthe; Hagen, Anette Brocks; Blindheim, Jørgen; Friis, Jesper; Khalid, Muhammad Zeeshan; Ringdalen, Inga Gudem; Holmestad, Randi; Westermann, Ida; Vullum, Per Erik (Peer reviewed; Journal article, 2022)
      One of the major challenges in welding of aluminium (Al) alloys and steels is the growth of brittle intermetallic phases, which depends on the thermomechanical processing history and the alloying elements. This work focuses ...

    • Onabotulinum toxin A block of the sphenopalatine ganglion in patients with persistent idiopathic facial pain: a randomized, triple-blind, placebo-controlled, exploratory, cross-over study 

      Jamtøy, Kent Are; Thorstensen, Wenche Moe; Stovner, Lars Jacob; Rosén, Annika; Maarbjerg, Stine; Bratbak, Daniel Fossum; Simpson, Melanie Rae; Tronvik, Erling Andreas (Peer reviewed; Journal article, 2023)
      Objective To investigate the efficacy and safety of injecting onabotulinum toxin A (BTA) towards the sphenopalatine ganglion (SPG) using the MultiGuide® in patients with persistent idiopathic facial pain (PIFP). Methods This ...

    • OnabotulinumtoxinA injection towards the SPG for treating symptoms of refractory chronic rhinosinusitis with nasal polyposis: a pilot study 

      Jamtøy, Kent Are; Tronvik, Erling Andreas; Bratbak, Daniel Fossum; Crespi, Joan Vidal; Stovner, Lars Jacob; Aschehoug, Irina; Thorstensen, Wenche Moe (Peer reviewed; Journal article, 2021)
      Background and objective The main objective of this prospective, open, uncontrolled pilot study was to investigate the safety of administering onabotulinumtoxinA (BTA) towards the sphenopalatine ganglion (SPG) in 10 patients ...

    • Oncological outcomes of standard versus prolonged time to surgery after neoadjuvant chemoradiotherapy for oesophageal cancer in the multicentre, randomised, controlled NeoRes II trial 

      Nilsson, K.; Klevebro, F.; Sunde, B.; Rouvelas, I.; Lindblad, M.; Szabo, E.; Halldestam, I.; Smedh, U.; Wallner, B.; Johansson, J.; Johnsen, Gjermund; Aahlin, Eirik Kjus; Johannessen, Hans Olaf; Alexandersson von Döbeln, von; Hjortland, Geir Olav; Wang, N.; Shang, Y.; Borg, D.; Quaas, A.; Bartella, I.; Bruns, C.; Schröder, W.; Nilsson, M. (Peer reviewed; Journal article, 2023)
      Background The optimal time to surgery (TTS) after neoadjuvant chemoradiotherapy (nCRT) for oesophageal cancer is unknown and has traditionally been 4-6 weeks in clinical practice. Observational studies have suggested ...

    • One-Year Prospective Study of Plasma Biomarkers From CNS in Patients With Mild Traumatic Brain Injury 

      Clarke, Gerard Janez Brett; Clarke, Gerard; Skandsen, Toril; Zetterberg, Henrik; Einarsen, Cathrine Elisabeth; Feyling, Casper Kongstein; Follestad, Turid; Vik, Anne; Blennow, Kaj; Håberg, Asta (Peer reviewed; Journal article, 2021)
      Objective: To investigate the longitudinal evolution of three blood biomarkers: neurofilament light (NFL), glial fibrillary acidic protein (GFAP) and tau, in out-patients and hospitalized patients with mild traumatic brain ...

    • One‑year prevalence of cluster headache, hemicrania continua, paroxysmal hemicrania and SUNCT in Norway: a population‑based nationwide registry study 

      Hagen, Knut (Peer reviewed; Journal article, 2024)
      Background - There is lack of population-based studies evaluating the prevalence of paroxysmal hemicrania, hemicrania continua and short-lasting unilateral neuralgiform headache attacks. Objectives - The aim of this study ...

    • Online consultations in mental healthcare during the COVID-19 outbreak: An international survey study on professionals' motivations and perceived barriers 

      De Witte, Nele A.J.; Carlbring, Per; Etzelmueller, Anne; Nordgreen, Tine; Karekla, Maria; Haddouk, Lise; Belmont, Angélique; Øverland, Svein; Abi-Habib, Rudy; Bernaerts, Sylvie; Brugnera, Agostino; Compare, Angelo; Duque, Aranzazu; Ebert, David Daniel; Eimontas, Jonas; Kassianos, Angelos P.; Salgado, João; Schwerdtfeger, Andreas; Tohme, Pia; Van Assche, Eva; Van Daele, Tom (Peer reviewed; Journal article, 2021)
      Introduction While the general uptake of e-mental health interventions remained low over the past years, physical distancing and lockdown measures relating to the COVID-19 pandemic created a need and demand for online ...

    • An Open Time Perspective and Social Support to Sustain in Healthcare Work: Results of a Two-Wave Complete Panel Study 

      de Lange, Annet H.; Pak, Karen; Osagie, Eghe; van Dam, Karen; Christensen, Marit; Furunes, Trude; Løvseth, Lise T; Detaille, Sarah (Peer reviewed; Journal article, 2020)
      Based on lifespan developmental psychology and psychosocial work characteristics theory, we examined longitudinal relations between calendar age, occupational time perspective, different types of job demands and job resources ...

    • An open-label observational study and meta-analysis of non-invasive vagus nerve stimulation in medically refractory chronic cluster headache 

      Simmonds, Lucy; Lagrata, Susie; Stubberud, Anker; Cheema, Sanjay; Tronvik, Erling Andreas; Matharu, Manjit; Kamourieh, Salwa (Peer reviewed; Journal article, 2023)
      Background: Many patients with cluster headache (CH) are inadequately controlled by current treatment options. Non-invasive vagus nerve stimulation (nVNS) is reported to be effective in the management of CH though some ...

    • Operating room ventilation-Validation of reported data on 108 067 primary total hip arthroplasties in the Norwegian Arthroplasty Register 

      Langvatn, Håkon; Bartz-Johannessen, Christoffer; Schrama, Johannes Cornelis; Hallan, Geir; Furnes, Ove; Lingaas, Egil; Walenkamp, Geert; Engesæter, Lars B.; Dale, Håvard (Peer reviewed; Journal article, 2019)
      Rationale, aims, and objectives: The true effect of laminar airflow (LAF) systems on postoperative infection is disputed, partly due to uncertainty regarding the validity of ventilation data in register studies. The aim ...

    • Opioid prescriptions among Sami and non-Sami with chronic pain: The SAMINOR 2 Questionnaire Survey and the Norwegian Prescription Database 

      Eriksen, Astrid M.A.; Melhus, Marita; Schei, Berit; Skurtveit, Svetlana Ondrasova; Broderstad, Ann Ragnhild (Peer reviewed; Journal article, 2023)
      This study is the first to investigate the prevalence of filled opioid prescriptions among indigenous Sami people with self-reported chronic musculoskeletal pain (CMSP) and compare it with that of non-Sami living in the ...

    • Optimal timing of assessment tasks depending on experience level of surgical trainees 

      Våpenstad, Cecilie; Hofstad, Erlend Fagertun; Bernstein, Tor Eivind; Aadahl, Petter; Johnsen, Gjermund; Mårvik, Ronald (Peer reviewed; Journal article, 2019)
      Introduction: Box trainers with motion analysis are important add-ons to surgical training and skills assessment outside the operating room, given that they exhibit construct validity. Material and methods: Four different ...

    • Optimization of SERS Sensing With Micro-Lensed Optical Fibers and Au Nano-Film 

      Milenko, Karolina Barbara; Fuglerud, Silje Skeide; Aksnes, Astrid; Ellingsen, Reinold; Hjelme, Dag Roar (Peer reviewed; Journal article, 2020)
      We present the fabrication and characterization of optical fiber reflection probes based on surface-enhanced Raman scattering (SERS) and micro-lensed multimode fibers. For the SERS substrate, a nano-sphere lithography ...

    • An optimized MALDI MSI protocol for spatial detection of tryptic peptides in fresh frozen prostate tissue 

      Høiem, Therese Stork; Andersen, Maria Karoline; Martin-Lorenzo, Marta; Longuespée, Rémi; Claes, Britt S.R.; Nordborg, Anna; Dewez, Frédéric; Balluff, Benjamin; Giampà , Marco; Sharma, Animesh; Hagen, Lars; Heeren, Ron M.A.; Bathen, Tone Frost; Giskeødegård, Guro F.; Krossa, Sebastian; Tessem, May-Britt (Peer reviewed; Journal article, 2022)
      MALDI MS imaging (MSI) is a powerful analytical tool for spatial peptide detection in heterogeneous tissues. Proper sample preparation is crucial to achieve high quality, reproducible measurements. Here we developed an ...

    • Oral health history in children referred to a child advocacy center in Norway 

      Toft, Julie; Myhre, Arne Kristian; Sun, Yi-Qian; Willumsen, Tiril; Rønneberg, Anne (Peer reviewed; Journal article, 2022)
      Background Some suspected child victims of physical or sexual abuse undergo dental forensic examinations at child advocacy centers (CACs) in Norway. Their oral health history has not previously been studied. Objective This ...

    • Oral health in children and adolescents with juvenile idiopathic arthritis - a systematic review and meta-analysis 

      Skeie, Marit Slåttelid; Gil, Elisabeth; Cetrelli, Lena; Rosén, Annika; Fischer, Johannes Maria; Åstrøm, Anne Nordrehaug; Luukko, Keijo; Feuerherm, Astrid Jullumstrø; Sen, Abhijit; Frid, Paula; Rygg, Marite; Bletsa, Athanasia (Journal article; Peer reviewed, 2019)
      Background Observational studies examining the association between oral health and juvenile idiopathic arthritis (JIA) among children and adolescents have reported inconsistent findings. The aims of this systematic review ...