Usefulness of large beam-shaping filters at different tube voltages of newborn chest CT.
Takanori MasudaYoshinori FunamaTakeshi NakauraTomoyasu SatoKotaro UrayamaMasao KiguchiTakayuki OkuMasato YoshidaShinichi AraoAtsushi OnoJunichi HiratsukaKazuo AwaiPublished in: Physical and engineering sciences in medicine (2023)
The large beam shaping filter had the most dose reduction effect during newborn chest CT on a GE Lightspeed VCT scanner. The additional copper filtration being present in the large bowtie filter of the GE Lightspeed CT scanner when using different tube voltages is more effective in reducing radiation exposure in children.