自动管电流调制技术对CT血管成像辐射剂量及图像质量的影响

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中图分类号：R445 文献标识码：A

DOI：10.3969/j.issn.1006-1959.2026.04.025 文章编号：1006-1959（2026）04-0140-05

AbstractObeieefaicbalitsi andpatientoleaeigaedstalofatitsedCaatioieapialinofro October2022toOctober24wereseletedstereseachojectseyweredividedintocontrolgroupndbservationgroupyadoumber tablemethod，wiatitsiachoupeotrolgosadywitiedueutoendthseratioos scanedbyCTAitotieolaoedaoeaddeCosdeosguct efeciveoe）iedeaaiouesiaisset complanceteeedteefcsaleed twogroups.ResultsThevueCdoseindex，doselngthprodutadetiedoseofteoservatiogrouperelowerthanthosofthetrol group（PO.O5）egealtoeialooseatiodtrastoseatiofseatiogopeghetof control group （ P< 0.05），and the image quality compliance rate 98.57% ）wasnot significantly different from that of the control group （96.43 % ） （ P> 0.05）.The detection rate of lesions in the observation group （98.86 % ）was higher than that in the control group 91.86% ） P< 0.05）.TheVisual Analogue Scale score of the observation group was lower than that of the control group（ P<0.05） .There was no significant difference in the incidence of adverse reactions between the observation group （ 4.29% ）and the control group （5.71 % ）（ P>0.05 ）.Conclusion The application of automatic tube curentmodulationtechologiCTAexaminatioanducetediatiodoseiprovetelsioetectionatendatinttleaceile maintaininggodaalitsaloddalitdporatalu Keywords：Automatictubecuentmodulationtechnology;CTangiography;Radiationdose;Imagequality;Lesiondetectiorate

CT血管成像作为无创性血管疾病诊断的核心技术，凭借快速扫描速度、高空间分辨率及清晰的血管解剖显示能力，已广泛应用于头颈部、胸腹主动脉、四肢血管等多部位病变的筛查、确诊及疗效评估。（剩余5428字）