Iterative reconstruction technique for reducing body radiation dose at CT: Feasibility study

American Journal of Roentgenology

Volumn 193, Issue 3, 2009, Pages 764-771

  Hara, Amy K ^a   Paden, Robert G ^a   Silva, Alvin C ^a   Kujak, Jennifer L ^a   Lawder, Holly J ^a   Pavlicek, William ^a  

^a MAYO CLINIC   (United States)

Author keywords

Body CT; Low dose CT; Radiation dose

Indexed keywords

ADULT; AGED; ARTICLE; COMPUTER ASSISTED TOMOGRAPHY; CONTROLLED STUDY; FEASIBILITY STUDY; FEMALE; HUMAN; HUMAN EXPERIMENT; IMAGE QUALITY; IMAGE RECONSTRUCTION; MALE; OPTICAL RESOLUTION; PHANTOM; PRIORITY JOURNAL; RADIATION DOSE;

AGED; AGED, 80 AND OVER; FEASIBILITY STUDIES; FEMALE; HUMANS; IMAGE ENHANCEMENT; MALE; MIDDLE AGED; MODELS, STATISTICAL; PHANTOMS, IMAGING; RADIATION DOSAGE; RADIATION INJURIES; RETROSPECTIVE STUDIES; TOMOGRAPHY, X-RAY COMPUTED;

EID: 69949096664     PISSN: 0361803X     EISSN: None     Source Type: Journal    
DOI: 10.2214/AJR.09.2397     Document Type: Article

References (22)

1. 2007 CT market summary report. Des Plaines, IL: IMV Medical Information Division, 2007
2. Kalra MK, Maher MM, Toth TL, et al. Strategies for CT radiation dose optimization. Radiology 2004; 230:619-628
3. Linton OW, Mettler FA Jr. National conference on dose reduction in CT, with an emphasis on pediatric patients. AJR 2003; 181:321-329
4. Brenner DJ, Hall EJ. Computed tomography: an increasing source of radiation exposure. N Engl J Med 2007; 357:2277-2284 (Pubitemid 350190758)
5. Hounsfield GN. Computerized transverse axial scanning (tomography). Part 1. Description of system. Br J Radiol 1973; 46:1016-1022
6. McCollough CH, Bruesewitz MR, McNitt-Gray MF, et al. The phantom portion of the American College of Radiology (ACR) computed tomography (CT) accreditation program: practical tips, artifact examples, and pitfalls to avoid. Med Phys 2004; 31:2423-2442
7. Valentin J; International Commission on Radiation Protection. Managing patient dose in multidetector computed tomography (MDCT): ICRP Publication 102. Ann ICRP 2007; 37:1-79
8. Mulkens TH, Bellinck P, Baeyaert M, et al. Use of an automatic exposure control mechanism for dose optimization in multi-detector row CT examinations: clinical evaluation. Radiology 2005; 237:213-223 (Pubitemid 41346166)
9. Smith AB, Dillon WP, Lau BC, et al. Radiation dose reduction strategy for CT protocols: successful implementation in neuroradiology section. Radiology 2008; 247:499-506
10. Graser A, Wintersperger BJ, Suess C, Reiser MF, Becker CR. Dose reduction and image quality in MDCT colonography using tube current modulation. AJR 2006; 187:695-701 (Pubitemid 44651492)
11. Lee CH, Goo JM, Ye HJ, et al. Radiation dose modulation techniques in the multidetector CT era: from basics to practice. RadioGraphics 2008; 28:1451-1459
12. McCollough CH, Bruesewitz MR, Kofler JM Jr. CT dose reduction and dose management tools: overview of available options. RadioGraphics 2006; 26:503-512
13. Kalra MK, Maher MM, Blake MA, et al. Detection and characterization of lesions on low-radiation-dose abdominal CT images postprocessed with noise reduction filters. Radiology 2004; 232: 791-797
14. Kalra MK, Maher MM, Sahani DV, et al. Low-dose CT of the abdomen: evaluation of image improvement with use of noise reduction filters pilot study. Radiology 2003; 228:251-256
15. Kalra MK, Maher MM, Toth TL, Kamath RS, Halpern EF, Saini S. Radiation from "extra" images acquired with abdominal and/or pelvic CT: effect of automatic tube current modulation. Radiology 2004; 232:409-414
16. Cohnen M, Vogt C, Beck A, et al. Feasibility of MDCT colonography in ultra-low-dose technique in the detection of colorectal lesions: comparison with high-resolution video colonoscopy. AJR 2004; 183:1355-1359 (Pubitemid 44210601)
17. Niemann T, Kollmann T, Bongartz G. Diagnostic performance of low-dose CT for the detection of urolithiasis: a meta-analysis. AJR 2008; 191:396-401
18. Poletti PA, Platon A, Rutschmann OT, Schmidlin FR, Iselin CE, Becker CD. Low-dose versus standard-dose CT protocol in patients with clinically suspected renal colic. AJR 2007; 188:927-933 (Pubitemid 46496921)
19. Luz O, Buchgeister M, Klabunde M, et al. Evaluation of dose exposure in 64-slice CT colonography. Eur Radiol 2007; 17:2616-2621
20. Ford ES, Mokdad AH. Epidemiology of obesity in the western hemisphere. J Clin Endocrinol Metab 2008; 93:S1-S8
21. Thibault JB, Sauer KD, Bouman CA, Hsieh J. A three-dimensional statistical approach to improved image quality for multislice helical CT. Med Phys 2007; 34:4526-4544 (Pubitemid 350029675)
22. Zhang Y, Fessier J, Hsieh J. Fast variance image predictions for quadratically regularized statistical image reconstruction in fan-beam tomography. IEEE Nuclear Science Symp Conf 2005; 4:4 (Pubitemid 46172125)