Prosjekter og publikasjoner
Her finner du en oversikt over pågående og tidligere forskningsprosjekter som våre medarbeidere leder eller deltar i, studier som Radiologisk avdeling bidrar med tjenester til og en oversikt over vitenskapelige publikasjoner.

Forskningsprosjekter
Henrik Wethe Koch, PhD-kandidat, overlege
Tema/tittel: Kunstig intelligens i Mammografiprogrammet
PhD-program:
Veiledere:
Finansiering: Radiologisk avdeling (SUS), Rosa Sløyfe (#214931), Forskningsrådet
Prosjektperiode:
Jon Bjarne Leiknes, PhD-kandidat, overlege
Tema/tittel: Contrast medium optimization in coronary CT angiography: Individualized approaches and considerations
PhD-program: Klinisk institutt II, Universitetet i Bergen
Veiledere: Alf Inge Larsen (hovedveileder, SUS/UiB), Kathinka Kurz (biveileder, SUS/UiS), Aksel Hiorth (biveileder, UiS)
Finansiering: Helse Stavanger HF
Prosjektperiode: 2017-2025
Øystein Kallevåg, PhD-kandidat, forskningsradiograf
Tema/tittel: “Non-invasive AI-driven biomarkers for early detection of dementia through brain network connectivity using functional MRI”
PhD-program: Teknologi og naturvitenskap / Informasjonsteknologi, matematikk og fysikk, teknisk-naturvitenskapelige fakultet, Universitetet i Stavanger (UiS)
Veiledere: Alvaro Fernandez-Quilez (UiS), Kathinka D. Kurz (SUS/UiS), Dag Årsland (SUS, Kings College), Daniel Ferreira Padilla (KI)
Finansiering: Radiologisk avdeling og SESAM
Prosjektperiode: 2023-2028
Knut Espen Trydal, PhD-kandidat, LIS i radiologi
Tema/tittel:
PhD-program:
Veiledere:
Finansiering:
Prosjektperiode:
Solveig K. Hammonds, PhD-kandidat, medisinsk fysiker
Tema/tittel: Robust og rettferdig AI for Alzheimers sykdom med bruk av strukturell MRI av hjernen
PhD-program: Teknologi og naturvitenskap: Informasjonsteknologi, matematikk og fysikk, teknisk-naturvitenskapelige fakultet, Universitetet i Stavanger (UiS)
Veiledere: Alvaro Fernandez-Quilez (UiS), Kathinka D. Kurz (SUS/UiS), Trygve Eftestøl (UiS), Ketil Oppedal (UiS)
Finansiering: Helse Vest RHF
Prosjektperiode: 2020-2026
AI supported services for image-diagnostics in Western Norway (ASIS)
Prosjektet støttes av midler fra Helse Vest strategiske satsinger. Radiologisk avdeling bidrar som samarbeidspartner gjennom Kathinka D. Kurz som veileder en PhD-student som jobber med utvikling av et AI-basert volumsegmenteringsverktøy til bruk ved hjerneslag.
Liv Jorunn Høllesli, PhD, overlege
Tittel: Stroke mimics and in depth analysis of computed tomography perfusion in patients with acute ischemic stroke
Universitet: Universitetet i Stavanger, Institutt for Data og Elektroteknologi
Finansiering: Universitetet i Stavanger
År: 2024
Lenke: UiS Brage
Lars Fjetland, PhD, overlege
Tittel: Endovascular stroke treatment at Stavanger University Hospital
Universitet: Universitetet i Bergen, Klinisk Institutt 1
År: 2015
Henrik Andreas Bergrem, PhD, overlege
Tittel: Hyperglycaemia before and after renal transplantation
Universitet: Universitetet i Oslo, Institutt for klinisk medisin
Finansiering: Ekstrastiftelsen Helse og Rehabilitering via Landsforeningen for nyrepasienter og transplanterte
År: 2010
Lenke: Disputas: Henrik Andreas Bergrem - Institutt for klinisk medisin
Turi Olene Dalaker, PhD, overlege
Tittel: Structural brain MRI and cognition in newly diagnosed Parkinson’s disease
Universitet: Universitetet i Bergen
Finansiering: Radiologisk avdeling, Stavanger Universitetssjukehus
År: 2010
Lenke: Bergen Open Research Archive
Malgorzata Marta Richter, PhD, overlege
Tittel: Stem cell mobilisation with G-CSF in mice exposed to sodium fluoride.
Universitet: Pomeranian Medical University in Szczecin
År: 2006
Roy Sumit, PhD, overlege
Tittel: Interventional radiologic management of deep vein thrombosis
Universitet: Universitetet i Oslo
Finansiering: Norges Forskningsråd
År: 2000
Marianne Mørk, MSc , radiograf
Tema/tittel: "Cerebral perfusion is not altered after 24 weeks of daily anthocyanin consumption in a population at risk of developing dementia"
Studieprogram/-sted: Master i medisinsk MR-avbildning, Fakultet for Medisin og Helse, Institutt for sirkulasjon og bildediagnostikk, Norges teknisk-naturvitenskapelige universitet (NTNU)
Veiledere: Øystein Kallevåg, Beathe Sitter, Ingerid Reinertsen, Ketil Oppedal
År: 2022
Eli Thorsdatter Stølsmark, MSc, spesialradiograf
Tema/tittel: Sammenligning av deteksjonsevnen for skjelettmetastaser mellom skjelettscintigrafi, CT og SPECT/CT i stadieinndeling av nyoppdaget brystkreft. En nytte - og berettigelsesstudie av supplerende SPECT/CT
Studieprogram/-sted: Fakultet for helsevitenskap, Institutt for naturvitenskapelige helsefag, OsloMet
Veiledere: Torjan Magne Haslerud, MD, Dr.Med
År: 2023
Linn Tøsdal, MSc, radiograf
Tema/tittel: “Bruk av kunstig intelligens i evaluering av posisjoneringsavhengig bildekvalitet innen mammografi”
Studieprogram/-sted: Universitetet i Bergen
Veiledere: Solveig Hofvind, Una Ørvim Sølvik
År: 2022
Øystein Kallevåg, MSc, forskningsradiograf
Tema/tittel: “Vascular risk factors and fMRI activation in a prodromal dementia population”
Studieprogram/-sted: Master i medisinsk MR-avbildning, Fakultet for Medisin og Helse, Institutt for sirkulasjon og bildediagnostikk, Norges teknisk-naturvitenskapelige universitet (NTNU)
Veiledere: Beathe Sitter (NTNU), Ketil Oppedal (SUS)
År: 2020
Lenke til masteroppgave: NTNU Open
Publikasjoner
Søvik O, Øygarden H, Tveiten A, Kurz MW, Kurz KD, Stokkeland PJ, Hetland HB, Ersdal HL, Hyldmo PK.
Barriers to stroke treatment: The price of long-distance from thrombectomy centers. Interventional Neuroradiology, 15910199241278036. https://doi.org/10.1177/15910199241278036
Ahmed HK, Mathisen SM, Kurz K, Dalen I, Logallo N, Thomassen L, & Kurz M
Thrombolysis in wake-up stroke based on MRI mismatch. Journal of the Neurological Sciences, 466, 123265. https://doi.org/10.1016/j.jns.2024.123265
Jensenius M, Mørch K, Yaqub S, Halvorsen DS, Reims HM, Björk IG, Røsok BI, Oltmanns G, Helbak K, Øines Ø, Lier T
Alveolar echinococcosis. Tidsskrift for Den Norske Lægeforening. 144(10). https://doi.org/10.4045/tidsskr.24.0121
Woldeyesus TA, Gjertsen JE, Dalen I, Meling T, Behzadi M, Harboe K, Djuv A
Preoperative CT improves the assessment of stability in trochanteric hip fractures. Bone & Joint Open. 5(6):524–31. https://doi.org/10.1302/2633-1462.56.BJO-2023-0177.R1
Koch HW, Larsen M, Bartsch H, Martiniussen MA, Styr BM, Fagerheim S, Haldorsen IHS, Hofvind S
How do AI markings on screening mammograms correspond to cancer location? An informed review of 270 breast cancer cases in BreastScreen Norway. European Radiology, 34(9), 6158–6167. https://doi.org/10.1007/s00330-024-10662-2
Bergan MB, Larsen M, Moshina N, Bartsch H, Koch HW, Aase HS, Satybaldinov, Z, Haldorsen IHS, Lee CI, Hofvind S
AI performance by mammographic density in a retrospective cohort study of 99,489 participants in BreastScreen Norway. European Radiology, 34(10), 6298–6308. https://doi.org/10.1007/s00330-024-10681-z
Hammonds SK, Eftestol T, Oppedal K, Fernandez-Quilez A
Unraveling Gender Fairness Analysis in Deep Learning Prediction of Alzheimer’s Disease. In: 2024 4th International Conference on Applied Artificial Intelligence (ICAPAI). IEEE. p. 1–7. https://doi.org/10.1109/ICAPAI61893.2024.10541140
Riis ÅG, Jensenius M, Greve OJ, Lier T, Nylenna Ø, Yaqub S.
Rumpert ekinokokkcyste. Tidsskrift for den Norske Lægeforening. 144(9). https://doi.org/10.4045/tidsskr.23.0727
Thy JE, Larsen M, Vigeland E, Koch H, Hovda T, Hofvind S
Early performance measures following regular versus irregular screening attendance in the population-based screening program for breast cancer in Norway. Journal of Medical Screening, 31(2), 107–114. https://doi.org/10.1177/09691413231199583
Koch HW, Larsen M, Bartsch H, Kurz KD, Hofvind S
Artificial intelligence in BreastScreen Norway: a retrospective analysis of a cancer-enriched sample including 1254 breast cancer cases. European Radiology. 33(5):3735-3743. https://doi.org/10.1007/s00330-023-09461-y
Leiknes JB, Hiorth A, Havnen J, Greve OJ, Kurz KD, Larsen, AI
Estimating cardiac output from coronary CT angiography: an individualized compartment model in comparison to the Stewart–Hamilton method. Frontiers in Cardiovascular Medicine. 10, 1156332–1156332. https://doi.org/10.3389/fcvm.2023.1156332
Bjorland L, Mahesparan R, Fluge Ø, Gilje B, Kurz KD, Farbu E
Impact of extent of resection on outcome from glioblastoma using the RANO resect group classification system: a retrospective, population-based cohort study. Neuro-Oncology Advances. 5(1), vdad126–vdad126. https://doi.org/https://doi.org/10.1093/noajnl/vdad126
Tomasetti L, Engan K, Hollesli LJ, Kurz, KD, Khanmohammadi M
CT Perfusion is All we Need: 4D CNN Segmentation of Penumbra and Core in Patients With Suspected Acute Ischemic Stroke. IEEE Access. 11, 138936–138953. https://doi.org/10.1109/ACCESS.2023.3336590
Tharaldsen AR, Kurz KD, Kurz MW, Midelfart A, Sandve KM, Dalen I, Hoff JM, Mori E, Etsuro Mori
Volume and Visual Field Defects in Occipital Stroke: The NOR-OCCIP Study. Acta Neurologica Scandinavica.1–6. https://doi.org/10.1155/2023/3564863
Schneider MS, Sandve KO, Kurz KD, Dalen I, Ospel J, Goyal M, Kurz MW, Fjetland L
Metric based virtual simulation training for endovascular thrombectomy improves interventional neuroradiologists’ simulator performance. Interventional Neuroradiology. 29(5), 577–582. https://doi.org/10.1177/15910199221113902
Tomasetti L, Engan K, Hollesli LJ, Kurz KD, Khanmohammadi M
CT Perfusion is All we Need: 4D CNN Segmentation of Penumbra and Core in Patients With Suspected Acute Ischemic Stroke. IEEE Access. 11, 138936–138953. https://doi.org/10.1109/ACCESS.2023.3336590
Høllesli LJ, Ajmi SC, Kurz, MW, Tysland TB, Hagir M, Dalen I, Qvindesland, SA, Ersdal H, Kurz KD
Simulation‐based team‐training in acute stroke: Is it safe to speed up? Brain and Behavior. 12(12), e2814-n/a. https://doi.org/10.1002/brb3.2814
Rezai MK, Dalen I, Advani R, Fjetland L, Kurz KD, Sandve KO, Kurz MW
Thrombectomy in large vessel occlusion stroke—Does age matter? Acta Neurologica Scandinavica. 146(5), 628–634. https://doi.org/10.1111/ane.13691
Bjorland LS, Dæhli Kurz K, Fluge Ø, Gilje B, Mahesparan R, Sætran H, Ushakova A, Farbu E
Butterfly glioblastoma: Clinical characteristics, treatment strategies and outcomes in a population-based cohort. Neuro-Oncology Advances. 4(1), vdac102–vdac102. https://doi.org/10.1093/noajnl/vdac102
Kurz KD, Kallevåg Ø, Austrått K, Styr BM, Leiknes JB, Krøger P.
Is the Impact Breast Implants with RFID Have on MRI Quality Investigated Thoroughly Enough? Plastic and Reconstructive Surgery. Global Open, 10(7), e4417–e4417. https://doi.org/10.1097/GOX.0000000000004417
Tomasetti L, Hollesli LJ, Engan K, Kurz KD, Kurz, MW, Khanmohammadi M
Machine Learning Algorithms Versus Thresholding to Segment Ischemic Regions in Patients With Acute Ischemic Stroke. IEEE Journal of Biomedical and Health Informatics. 26(2), 660–672. https://doi.org/10.1109/JBHI.2021.3097591
Ravndal L, Bergfors E, Behzadi M, Barstad B, Steinkjer B, Kjosavik S
Aluminiumsgranulomer etter barnevaksinasjon [Post-vaccination aluminium granulomas in children]. Tidsskrift for den Norske Lægeforening. 142(4). English, Norwegian. https://doi.org/10.4045/tidsskr.21.0398
Lauvsnes MB, Zetterberg H, Blennow K, Kvaløy JT, Tjensvoll AB, Maroni S, Beyer MK, Greve OJ, Kvivik I, Alves G, Gøransson LG, Harboe E, Hirohata S, Omdal R.
Neurofilament light in plasma is a potential biomarker of central nervous system involvement in systemic lupus erythematosus. Journal of Neurology. 269(6), 3064–3074. https://doi.org/10.1007/s00415-021-10893-z
Søreide JA, Kvaløy JT, Lea D, Sandvik OM, Al-Saiddi M, Haslerud TM, Garresori H, Karlsen LN, Gudlaugsson E, Søreide K
The overriding role of surgery and tumor grade for long-term survival in patients with gastroenteropancreatic neuroendocrine neoplams: A population-based cohort study. Cancer Reports. https://doi.org/10.1002/cnr2.1462
Tomasetti L, Engan K, Khanmohammadi M, Kurz KD
CNN Based Segmentation of Infarcted Regions in Acute Cerebral Stroke Patients From Computed Tomography Perfusion Imaging. ArXiv.Org. https://doi.org/10.48550/arxiv.2104.03002
Kanani A, Sandve KO, Søreide K.
Management of severe liver injuries: push, pack, pringle - and plug. Scandinavian Journal of Trauma, Resuscitation and Emergency Medicine. https://doi.org/10.1186/s13049-021-00907-0
Lillås BS, Qvale TH, Richter BK, Vikse, BE
Birth Weight Is Associated With Kidney Size in Middle-Aged Women. Kidney International Reports. 6(11), 2794–2802. https://doi.org/10.1016/j.ekir.2021.08.029
Kirkegård J, Al‐Saiddi M, Bratlie SO, Coolsen M, Haas RJ, den Dulk M, Fristrup C, Greve OJ, Harrison E, Koutouzi G, Miclea RL, Mortensen MB, Nijkamp MW, Persson J, Robertson FP, Slangen, JJG, Søreide JA, Wigmore SJ, Mortensen FV.
Intra‐observer agreements in multidisciplinary team assessments of pancreatic cancer patients. Journal of Surgical Oncology. 124(8), 1402–1408. https://doi.org/10.1002/jso.26670
Berg A, Syre H, Ophaug CH, Møller JH, Behzadi GIN
Neuroborreliosis with severe mental confusion and thickening of cranial nerves. IDCases. 24, e01135–e01135. https://doi.org/10.1016/j.idcr.2021.e01135
Tjensvoll AB, Lauvsnes MB, Zetterberg H, Kvaløy JT, Kvivik I, Maroni SS, Greve OJ, Beyer MK, Hirohata S, Putterman C, Alves G, Harboe E, Blennow K., Gøransson LG, Omdal R
Neurofilament light is a biomarker of brain involvement in lupus and primary Sjögren’s syndrome. Journal of Neurology. 268(4), 1385–1394. https://doi.org/10.1007/s00415-020-10290-y
Weber C, Myrseth E, Kurz KD, Fric R, Ingebrigtsen T, Helseth E, Nygaard ØP, Kvistad KA
MR av nakke i vektbærende stilling? [Weight-bearing magnetic resonance imaging of the neck?]. Tidsskrift for den Norske Lægeforening.141(11). Norwegian. https://doi.org/10.4045/tidsskr.21.0284
Kurz KD, Kallevåg Ø, Austrått K, Styr B, Leiknes JB, Krøger P
Artifacts on Magnetic Resonance Imaging from Electronic Identification Enablement in Silicone Gel Implants Are Not Negligible. Plastic and Reconstructive Surgery. Global Open, 9(11), e3941–e3941. https://doi.org/10.1097/GOX.0000000000003941
Bjorland LS, Fluge, Ø, Kurz KD, Gilje B, Mahesparan R, Ushakova A, Farbu E.
P14.62 Overall survival from glioblastoma: partial resection versus biopsy. Neuro-Oncology (Charlottesville, Va.), 23(Supplement_2), ii49–ii50. https://doi.org/10.1093/neuonc/noab180.171
Khalifa K, Bergland AK, Soennesyn H, Oppedal K, Oesterhus R, Dalen I, Larsen AI, Fladby T, Brooker H, Wesnes KA, Ballard C, Aarsland D
Effects of Purified Anthocyanins in People at Risk for Dementia: Study Protocol for a Phase II Randomized Controlled Trial. Frontiers in Neurology. 11, 916–916. https://doi.org/10.3389/fneur.2020.00916
Borda M, Jaramillo-Jimenez A, Tovar-Rios D, Ferreira D, Garcia-Cifuentes E, Vik-Mo A, Aarsland V, Aarsland D, Oppedal K
Hippocampal subfields and decline in activities of daily living in Alzheimer’s disease and dementia with Lewy bodies. Neurodegenerative Disease Management. 10(6), 357. https://doi.org/10.2217/nmt-2020-0039
Jacobsen C, Zivadinov R, Myhr KM, Dalaker TO, Dalen I, Bergsland N, Farbu E
Brain atrophy and employment in multiple sclerosis patients: a 10-year follow-up study. Multiple Sclerosis Journal - Experimental, Translational and Clinical. 6(1), 2055217320902481–2055217320902481. https://doi.org/10.1177/2055217320902481
Kurz, MW, Ospel JM, Daehli Kurz K, Goyal M
Improving Stroke Care in Times of the COVID-19 Pandemic Through Simulation: Practice Your Protocols. Stroke (1970). 51(7), 2273–2275. https://doi.org/10.1161/STROKEAHA.120.030091
Søreide JA, Fjetland A, Desserud KF, Greve OJ, Fjetland L
Percutaneous cholecystostomy - An option in selected patients with acute cholecystitis. Medicine (Baltimore). 99(19), e20101–e20101. https://doi.org/10.1097/MD.0000000000020101
Kurz MW, Ospel JM, Advani R, Sandset EC, Aamodt AH, Tennøe B, Ersdal HL, Fjetland, L, Ajmi S, Kurz, KD, Goyal M
Simulation Methods in Acute Stroke Treatment: Current State of Affairs and Implications. Stroke (1970). 51(7), 1978–1982. https://doi.org/10.1161/STROKEAHA.119.026732
Rezai MK, Advani R, Sandve KO, Fjetland L, Kurz KD, Kurz MW
Endovascular thrombectomy at low‐volume centres: A Bayesian solution. Acta Neurologica Scandinavica, 142(2), 169–174. https://doi.org/10.1111/ane.13252
Wiik-Larsen J, Thorsen K, Sandve KO, Søreide K.
Incidence and characteristics of pancreatic injuries among trauma patients admitted to a Norwegian trauma centre: a population-based cohort study. Scandinavian Journal of Gastroenterology. 55(11):1347–53. https://doi.org/10.1080/00365521.2020.1829032
Kleiven Ø, Omland T, Skadberg Ø, Melberg TH, Bjørkavoll-Bergseth M, Auestad BH, Bergseth R, Greve OJ, Aakre KM, Ørn S
Occult obstructive coronary artery disease is associated with prolonged cardiac troponin elevation following strenuous exercise. European Journal of Preventive Cardiology. Vol. 27, no. 11, 2020, pp. 1212–2. https://doi.org/10.1177/2047487319852808.
Kleiven Ø, Bjørkavoll‐Bergseth MF, Omland T, Aakre KM, Frøysa V, Erevik CB, Greve OJ, Melberg, TH, Auestad B, Skadberg Ø, Edvardsen T, Ørn S.
Endurance exercise training volume is not associated with progression of coronary artery calcification. Scandinavian Journal of Medicine & Science in Sports, 30(6), 1024–1032. https://doi.org/10.1111/sms.13643