Követés
Bjørn Helge Østerås
Bjørn Helge Østerås
Medical Physicist at Oslo University Hospital
E-mail megerősítve itt: ous-hf.no
Cím
Hivatkozott rá
Hivatkozott rá
Év
Digital mammography versus digital mammography plus tomosynthesis in breast cancer screening: the Oslo Tomosynthesis Screening Trial
P Skaane, AI Bandos, LT Niklason, S Sebuødegård, BH Østerås, ...
Radiology 291 (1), 23-30, 2019
1492019
Performance of breast cancer screening using digital breast tomosynthesis: results from the prospective population-based Oslo Tomosynthesis Screening Trial
P Skaane, S Sebuødegård, AI Bandos, D Gur, BH Østerås, R Gullien, ...
Breast cancer research and treatment 169, 489-496, 2018
1332018
Digital mammography versus breast tomosynthesis: impact of breast density on diagnostic performance in population-based screening
BH Østerås, ACT Martinsen, R Gullien, P Skaane
Radiology 293 (1), 60-68, 2019
652019
Average glandular dose in paired digital mammography and digital breast tomosynthesis acquisitions in a population based screening program: effects of measuring breast density …
BH Østerås, P Skaane, R Gullien, ACT Martinsen
Physics in Medicine & Biology 63 (3), 035006, 2018
342018
Classification of fatty and dense breast parenchyma: comparison of automatic volumetric density measurement and radiologists’ classification and their inter-observer variation
BH Østerås, ACT Martinsen, SHB Brandal, KN Chaudhry, E Eben, ...
Acta Radiologica 57 (10), 1178-1185, 2016
232016
A proposed protocol for acceptance and constancy control of computed tomography systems: A Nordic Association for Clinical Physics (NACP) work group report
S Kuttner, R Bujila, M Kortesniemi, H Andersson, L Kull, BH Østerås, ...
Acta Radiologica, 2012
212012
EPR dosimetry of radiotherapy photon beams in inhomogeneous media using alanine films
BH Østerås, EO Hole, DR Olsen, E Malinen
Physics in Medicine & Biology 51 (24), 6315, 2006
172006
Quantitative measurements versus receiver operating characteristics and visual grading regression in CT images reconstructed with iterative reconstruction: a phantom study
K Jensen, HK Andersen, Ö Smedby, BH Østerås, A Aarsnes, A Tingberg, ...
Academic Radiology 25 (4), 509-518, 2018
122018
Can use of adaptive statistical iterative reconstruction reduce radiation dose in unenhanced head CT? An analysis of qualitative and quantitative image quality
BH Østerås, KL Heggen, HK Pedersen, HK Andersen, ACT Martinsen
Acta Radiologica open 5 (8), 2058460116645831, 2016
102016
BI-RADS density classification from areometric and volumetric automatic breast density measurements
BH Østerås, ACT Martinsen, SHB Brandal, KN Chaudhry, E Eben, ...
Academic Radiology 23 (4), 468-478, 2016
92016
Step back from the patient: reduction of radiation dose to the operator by the systematic use of an automatic power injector for contrast media in an interventional angiography …
ASF Larsen, BH Østerås
Acta Radiologica 53 (3), 330-334, 2012
72012
Metal artifact reduction on musculoskeletal CT: a phantom and clinical study
P Midthun, E Kirkhus, BH Østerås, PR Høiness, A England, S Johansen
European Radiology Experimental 7 (1), 46, 2023
42023
Radiation-induced cataracts
BH Østerås, K Jensen, HK Andersen, AC Martinsen
Tidsskrift for den Norske laegeforening: tidsskrift for praktisk medicin, ny …, 2016
2*2016
Use of ionizing radiation in a Norwegian cohort of children with congenital heart disease: imaging frequency and radiation dose for the Health Effects of Cardiac Fluoroscopy …
S Afroz, BH Østerås, US Thevathas, G Dohlen, C Stokke, TE Robsahm, ...
Pediatric Radiology 53 (12), 2502-2514, 2023
12023
Application of a Protocol for Constancy Control of Digital Breast Tomosynthesis Systems: Results and Experiences
K Pedersen, R Hammond, B Østerås
Breast Imaging, 635-641, 2012
12012
Discordant and false-negative interpretations at digital breast tomosynthesis in the prospective Oslo Tomosynthesis Screening Trial (OTST) using independent double reading
P Skaane, BH Østerås, S Yanakiev, T Lie, EB Eben, R Gullien, ...
European Radiology, 1-12, 2023
2023
The frequency of non-catheterization radiological examination and the contribution to radiation dose among Norwegian pediatric patients with Congenital Heart Disease
S Afroz, HM Olerud, BH Østerås, G Døhlen, K Kjærheim, US Thevathas, ...
Journal of Medical Imaging and Radiation Sciences 53 (4), S11, 2022
2022
Automatic volumetric breast density in mammography screening using digital mammography and digital breast tomosynthesis
BH Østerås
University of Oslo, 2020
2020
Image quality assessment of seven CT scanners from four vendors over a four-year-period
M Afadzi, HK Andersen, K Jensen, IHR Hauge, A Dybwad, BH Østerås, ...
European Congress of Radiology-ECR 2020, 2020
2020
Flat-panel detector computed tomography vs multi-slice computed tomography for visualisation of intracranial low contrast lesions: a phantom study
ME Fjeldstad, BH Østerås, NE Klow, GE Tokerud, HM Olerud
European Congress of Radiology-ECR 2018, 2018
2018
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