Browsing ODA Open Digital Archive by Author "Roy, Sumit K"

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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 ...
Indirect CT venography of the lower extremities: impact of scan delay and patient factors on contrast enhancement and examination quality

Tran, Thien Trung; Kristiansen, Cathrine Helgestad; Thomas, Owen Matthew Truscott; Roy, Sumit K; Haidl, Frans Felxi; Ashraf, Haseem; Kløw, Nils-Einar; Stavem, Knut; Lauritzen, Peter Mæhre (European Radiology;Volume 32, issue 11, Peer reviewed; Journal article, 2022-05-12)

Objectives Indirect computed tomography venography (CTV) is often the next imaging modality for deep vein thrombosis (DVT) when sonography is inconclusive. Our aim was to investigate the impact of scan delay and patient ...