Browsing Sentraladministrasjonen by Author "Johansen, Safora"
Now showing items 1-9 of 9
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Contrast medium protocols in routine chest CT:a survey study
Henning, Mette Karen; Aaløkken, Trond M; Johansen, Safora (Peer reviewed; Journal article, 2021)Background Administration of contrast medium (CM) is an important image quality factor in computed tomography (CT) of the chest. There is no clear evidence or guidelines on CM strategies for chest CT, thus a consensus ... -
The impact of body compositions on contrast medium enhancement in chest CT: a randomised controlled trial
Henning, Mette Karen; Aaløkken, Trond Mogens; Martinsen, Anne Catrine Trægde; Johansen, Safora (Peer reviewed; Journal article, 2023)Objective: To compare a fixed-volume contrast medium (CM) protocol with a combined total body weight (TBW) and body composition-tailored protocol in chest CT. Methods and materials: Patients referred for routine contrast ... -
Impact of hyperfractionated re-irradiation on quality of life in patients with recurrent or second primary head and neck cancer, a prospective single institutional study
Johansen, Safora; Amdal, Cecilie Delphin; Moan, Jon Magne; Dale, Einar; Falk, Ragnhild Sørum; Bjordal, Kristin (Peer reviewed; Journal article, 2023)Purpose Describe the clinical outcome of hyperfractionated re-irradiation (HFRT) in patients with recurrent or second primary (SP) head and neck cancer (HNC). Methods This prospective observational study included HNC ... -
International student mobility in diagnostic radiography: Benefits and pitfalls
Di Michele, Laura; Tørris, Christine; Gunn, Catherine; Johansen, Safora (Peer reviewed; Journal article, 2024)Introduction: International student mobility (ISM) is increasingly utilised in higher education to allow students the opportunity to engage authentically with cultures outside their own, providing an oppor- tunity for ... -
A Salutogenic Approach for Collaboration in Health and Technology
Berg, Arild Skarsfjord; Johansen, Safora; Lund, Anne; Riegler, Michael; Andersen, Jorunn Marie (Chapter, 2023)Through collaboration, health services and health-promoting environments can be influenced by patients, health professionals, and stakeholders. Antonovsky’s concept of salutogenesis includes the promotion of a sense of ... -
Strategies for calculating contrast media dose for chest CT
Johansen, Safora; Henning, Mette Karen; Gunn, Catherine; Arenas-Jiménez, Juan (Journal article; Peer reviewed, 2023)Background Total body weight (TBW) is a frequently used contrast media (CM) strategy for dose calculation in enhanced CT, yet it is suboptimal as it lacks consideration of patient characteristics, such as body fat percentage ... -
A survey of local diagnostic reference levels for the head, thorax, abdomen and pelvis computed tomography in Norway and Canada
Johansen, Safora (Acta Radiologica Open;Volume 11, Issue 10, Peer reviewed; Journal article, 2022-10-07)Background: Computed tomography (CT) contributes to 60% of the collective dose in medical imaging. Literature has demonstrated that patient dose varies across regions and countries. Establishing diagnostic reference levels ... -
A survey to explore the psychological impact of the COVID-19 pandemic on radiation therapists in Norway and Canada: A tale of two countries
Morassaei, Sara; Di Prospero, Lisa; Ringdalen, Elisabeth; Olsen, Sunniva S.; Korsell, Agnethe; Erler, Darby; Ying, Carmen; Ho Choi, Sang; Bolderston, Amanda; Middleton, Jacqueline; Johansen, Safora (Journal of Medical Radiation Sciences (JMRS);Volume 68, Issue 4, Peer reviewed; Journal article, 2021-10-29)Introduction: Several studies have demonstrated the psychological impact of the COVID-19 pandemic on health care providers. However, there is little known about how the COVID-19 pandemic has impacted radiation therapists ... -
Use of radiotherapy in breast cancer patients with brain metastases - a retrospective 11-year single center study
Gullhaug, Anna; Hjermstad, Marianne Jensen; Yri, Olav Erich; Svestad, Jørund Graadal; Aass, Nina Kathrine; Johansen, Safora (Journal of Medical Imaging and Radiation Sciences;, Peer reviewed; Journal article, 2021-02-03)Aim: To analyse the use of radiotherapy (RT) and factors affecting overall survival (OS) after RT in breast cancer patients with brain metastases. Methods: Breast cancer patients treated from 2008 to 2018 with whole brain ...