期刊文献+
任意字段
题名或关键词
题名
关键词
文摘
作者
第一作者
机构
刊名
分类号
参考文献
作者简介
基金资助
栏目信息

CT低剂量临床应用的策略与展望 被引量：5

下载PDF
导出
摘要 随着计算机技术的进步,尤其随着多排CT的问世,CT检查的广度与深度也不断拓展;与此同时,人们也越来越认识到CT所产生的辐射给人们带来的危害。在美国,CT的检查数量只占所有X线成像技术的11%,但其所带来的辐射剂量却占所有医疗成像辐射剂量的2/3以上。据测算,常规胸部CT辐射剂量大约是胸部X线片的100倍、乳腺片的10倍[1]。
作者 张华 李健丁
机构地区 山西医科大学第一医院影像科
出处 《实用医学影像杂志》 2013年第4期245-247,共3页 Journal of Practical Medical Imaging
基金 山西省自然科学基金(2012011043-4)
关键词 多排CT 临床应用 低剂量 胸部X线片 辐射剂量 CT检查 计算机技术 胸部CT
分类号 R144 [医药卫生—公共卫生与预防医学]
  • 相关文献

参考文献17

  • 1Kalra MK,Maher MM,Toth TL,et al.Strategies for CT radiation dose optimization.Radiology,2004,230(3):619-628.
  • 2Beaconsfield T,Nicholson A,Thornton A,et al.Would thyroid and breast shielding be beneficial in CT of the head.Eur Radil,1998,8(4):664-667.
  • 3Sorantin E,Weissensteiner S,Hasenburger G,et al.CT in chilren dose protection and general considerations when planning a CT in a child.Eur J Radiol,2013,82(7):1043-1049.
  • 4Nakayama Y,Awai K,Funama Y,et al.Lower tube voltage reduces contrast material and radiation doses on 16-MDCT aortography.AJR,2006,187 (5):490-497.
  • 5Lell M,Marwan M,Schepis T,et al.Prospective ECG-triggered high-pitch spiral acquisition for coronary CT angiography using dual source CT:technique and initial experience.Eur Radiol,2009,19(11):2576-2583.
  • 6Chadwick KH,Leenhouts HP.Radiation risk is linear with dose at low doses.Br J Radiol,2005,78(925):8-10.
  • 7Goo HW,Suh DS.Tube current reduction in pediatric non-ECG-gated heart CT by combined tube current modulation.Pediatr Raiol,2006,36(4):344-351.
  • 8Mc Collough CH,Bruesewitz MR,Kofler FM.CT dose reduction and dose management tools:overview of available options.Radioraphics,2006,26 (2):503-512.
  • 9王倩,赵心明.多层螺旋CT自动管电流调制技术及应用进展[J].医学综述,2013,19(4):702-706. 被引量：19
  • 10Hu XH,Ding XF,Wu RZ,et al.Radiation dose of non-enhanced chest CT can be reduced 40% by using iterative reconstruction in image space.Clin Radiol,2011,66 (11):1023-1029.

二级参考文献22

  • 1Brenner DJ, Hall EJ. Computed tomography an increasing source of radiation exposure. N Eng J Med, 2007,357(22) :2277- 2284.
  • 2Gunn ML, Kohr JR. State of the art: Technologies for computed tomography dose reduction. Emerg Radiol, 2009, 17 (3) : 209- 218.
  • 3Ulzheimer S, Endt H, Flohr T. Computed tomography-patientdose and dose reduction technologies. Health Phys, 2011, 100 (3) :325-328.
  • 4Silva AC, Lawder HJ, Hara A, et al. Innovations in CT dose re- duction strategy: Application of the adaptive statistical iterative reconstruction alglrithm. AIR Am J Roentgenol, 2010, ]94(1): 191-199.
  • 5Mi6ville FA, Gudinchet F, Brunelle F, et al. Iterative recon- struction methods in two different MDCT scanners: Physical met- rics and 4-alternative forced-choice detectability experiments--A phantom approach. Physica Mediea, 2012, Jan 2. [Epub ahead of print].
  • 6Launders J. Radiation risks: CT dose-reduction technologies: A review. Biomed Instrum Technol, 2011,45(6):453-457.
  • 7Schueller-Weidekamm C, Schaefer-Prokop CM, Weber M, et al. CT angiography of pulmonary arteries to detect pulmonary embol- ism: Improvement of vascular enhancement which low kilovoltage settings. Radiology, 2006,241(3) : 899-907.
  • 8Nakayama Y, Awai K, Funama Y, et al. Lower tube voltage re-duces contrast material and radiation dose on 16-MDCT aortogra- phy. AJR Am J Roentgenol, 2006,187(5) :W490-497.
  • 9Katsura M, Matsuda I, Akahane M, et al. Model-based itera- tire reconstruction technique for radiation dose reduction in chest CT: Comparison with the adaptive statistical iterative recon- struction technique. Eur Radiol, 2012,22(8) : 1613-1623.
  • 10Yamada Y, Jinzaki M, Tanami Y, et al. Model-based iterative reconstruction technique for ultralow-dose computed tomography of the lung : A pilot study. Invest Radiol, 2012,47 (8) : 482-489.

共引文献36

同被引文献50

引证文献5

二级引证文献23

实用医学影像杂志
2013年 第4期

相关作者

内容加载中请稍等...

相关机构

内容加载中请稍等...

相关主题

内容加载中请稍等...

浏览历史

内容加载中请稍等...
;
使用帮助 返回顶部