Blar i ODA Open Digital Archive på forfatter "Sanderud, Audun"
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Analysis of image quality and effective dose in adult chest phantom radiography with high BMI.
Sanderud, Audun; Aymon, Emmanuel; Burke, Andrea M.; Dijkstra, Susanne; Fosskaug, Julie; Silva, Andreia; Soares, Flavio Augusto (OPTIMAX 2017: Radiation dose, image quality optimisation, the use of new technology in medical imaging;, Chapter; Peer reviewed, 2018)Aim: To investigate the impact of different kVp and mAs values on effective dose and image quality using a chest phantom that simulates a normal sized and an obese patient. Methods and materials: A chest phantom with ... -
Communicating radiation risk to patients: Experiences among radiographers in Norway
Reitan, Anita; Sanderud, Audun (Journal of Medical Imaging and Radiation Sciences;Volume 51, Issue 4, Supplement, Journal article; Peer reviewed, 2020-07-30)Introduction: Risk communication related to radiation has become more important during the last decade. Informing patients of benefits, risks, and alternative imaging methods is necessary to make informed decisions. The ... -
Experimental article Maintaining image quality for paediatric chest CTs while lowering dose: FBP versus SAFIRE
Borge, Synnøve Devik; Campbell, Nina; Gomes, Ana; Raszkowski, Aysha Malgorzata; Rook, Jan Willem; Sanderud, Audun; Vallinga, Anique; Vouillamoz, Audrey; Buissink, Carst (Peer reviewed; Chapter, 2015)Objectives: Children have a greater risk from radiation, per unit dose, due to increased radiosensitivity and longer life expectancies. It is of paramount importance to reduce the radiation dose received by children. This ... -
Facilitators for and barriers to radiography research in public healthcare in Nordic countries
Bolejko, Anetta; Andersson, Bodil; Debess, Jeanne; Fridell, Kent; Henner, Anja; Sanderud, Audun; Saukko, Ekaterina; Mussmann, Bo (Radiography;Volume 28, Issue 1, Peer reviewed; Journal article, 2021-01-07)Introduction: It has been suggested that the future of diagnostic imaging relies on engagement in research and evidence-based practice. This implies a role transition from a clinical radiographer to a clinical radiograph ... -
Halved contrast medium dose in lower limb dual-energy computed tomography angiography—a randomized controlled trial
Kristiansen, Cathrine Helgestad; Thomas, Owen Matthew Truscott; Tran, Thien Trung; Roy, Sumit K; Hykkerud, Dan L; Sanderud, Audun; Geitung, Jonn Terje; Lauritzen, Peter Mæhre (Peer reviewed; Journal article, 2023)Objectives To compare vascular attenuation (VA) of an experimental half iodine-load dual-layer spectral detector CT (SDCT) lower limb computed tomography angiography (CTA) with control (standard iodine-load conventional ... -
Lesion detection performance : comparative analysis of low-dose CT data of the chest on two hybrid imaging systems
Jessop, Maryam; Thompson, John D.; Sil, Joanne; Sanderud, Audun; Jorge, Jose; De groot, Martin; Lança, Luis; Hogg, Peter (Journal of Nuclear Medicine Technology;(Under utgivelse), Journal article; Peer reviewed, 2015)Purpose: Incidental findings, discovered in low-dose CT images obtained during hybrid imaging, are an increasing phenomenon with advancing CT technology. Understanding their diagnostic value along with technical limitations ... -
Mapping University Skills labs in Radiography: Students’ Perspectives
Cronin, Kevin; Fitzgerald, Jack; Gillard, Morgane; Ghotra, Switinder Singh; Kieft, Iris; Reynolds, Orna; Sanderud, Audun; Sekkelsten, Henrik; Hårsaker, Vanja (OPTIMAX 2018 - a focus on education in radiology;, Chapter; Peer reviewed, 2019)Background: Establishing an effective theory and practice relationship is necessary for every radiography student. The effectiveness of a Skills Lab is paramount to ensure that student radiographers are prepared for ... -
Patient doses from screen-film and full-field digital mammography in a population-based screening programme
Hauge, Ingrid Helen Ryste; Pedersen, Kristin; Sanderud, Audun; Hofvind, Solveig; Olerud, Hilde Merete (Radiation protection dosimetry;, Journal article; Peer reviewed, 2011-02-17)The aim of this study was to compare mean glandular dose (MGD) in all full-field digital mammography (FFDM) and screen film mammography (SFM) systems used in a national mammography screening program. MGD from 31 screening ... -
Radiographers' involvement in research activities and opinions on radiography research: A Nordic survey
Saukko, Ekaterina; Andersson, Bodil; Bolejko, Anetta; Debess, Jeanne; Fridell, Kent; Henner, Anja; Mussmann, Bo; Sanderud, Audun (Radiography;Volume 27, Issue 3, Peer reviewed; Journal article, 2021-02-24)Introduction: Radiographers' engagement in research is important for the development of evidence-based practice in radiography; however, radiographers' interest in research has rarely been reported. This study sought to ... -
Relaxation-Time Determination from Continuous-Microwave Saturation of EPR Spectra
Sanderud, Audun; Sagstuen, Einar; Lund, Anders; Maruani, Jean (Radiation Research;172, Journal article; Peer reviewed, 2009)Based on the theories of Portis and of Castner 50 years ago, different continuous-wave measurement procedures for analyzing the microwave saturation power dependence of inhomogeneously broadened EPR lines were developed. ... -
Review Article An evaluation of SAFIRE s potential to reduce the dose received by paediatric patients undergoing CT: a narrative review
Borge, Synnøve Devik; Campbell, Nina; Gomes, Ana; Raszkowski, Aysha Malgorzata; Rook, Jan willem; Sanderud, Audun; Vallinga, Anique; Vouillamoz, Audrey; Buissink, Carst (Peer reviewed; Chapter, 2015-04-24)Introduction: The purpose of this review is to gather and analyse current research publications to evaluate Sinogram-Affirmed Iterative Reconstruction (SAFIRE). The aim of this review is to investigate whether this ... -
The Influence of Source-to-Image Distance on Effective Dose and Image Quality for Mobile Chest X-ray Imaging
Hauge, Ingrid Helen Ryste; Beecher, Donal; Ellermann, Anne; Hughan, Sophi; Nguyen, Thi; Parrone, Luca; Selboe, Silje; Soares, Flavio augusto; Van Wijngaarden, Stephan; Sanderud, Audun (Chapter; Peer reviewed, 2017)Aim: To investigate the effect of source-to-image distance (SID) on effective dose and image quality at a fixed mAs. Furthermore, to determine whether effective dose varies as SID is varied after compensating mAs for ... -
The reliability and validity of detecting low dose radiation when using radiation detection applications and devices for smartphones.
Erenstein, Hendrik G.; Chamberlain, Libby D.; Forsten, Aniek; Lamprecht, Anna E.D.; Sohrabi, Tina; Thomassen, Emilie; van der Wala, Suzanne C.M..; Werner, Maria; Sanderud, Audun (Chapter; Peer reviewed; Chapter, 2016)Introduction: Recent studies have stated that the use of real time dosimeters decreases occupational dose. Since 2015, 54.9% of the European population carries a smartphone and new technology gives us the opportunity to ... -
What information did pregnant women want related to risks and benefits attending X-ray examinations?
Reitan, Anita; Sanderud, Audun (Journal of Medical Imaging and Radiation Sciences;volume 52, issue 1, Peer reviewed; Journal article, 2021-01-15)Background In connection with X-ray examinations of pregnant patients, good communication of benefit and risk is important to provide adequate patient care. Pregnant women often become concerned about the foetus and are ...