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Volumn 43, Issue 6, 2013, Pages 673-684

Effect of vertical positioning on organ dose, image noise and contrast in pediatric chest CT - Phantom study

Author keywords

Chest; CT; Image quality; MOSFET; Off centering; Optimization; Pediatric

Indexed keywords

ARTICLE; BREAST; CLINICAL EFFECTIVENESS; COMPUTED TOMOGRAPHY SCANNER; COMPUTER ASSISTED TOMOGRAPHY; DOSIMETER; ESOPHAGUS; HISTOGRAM; HUMAN; IMAGING PHANTOM; KIDNEY; LIVER; LUNG; PATIENT POSITIONING; PRIORITY JOURNAL; RADIATION DOSE; SALIVARY GLAND; THORAX RADIOGRAPHY; THYROID GLAND;

EID: 84878553949     PISSN: 03010449     EISSN: 14321998     Source Type: Journal    
DOI: 10.1007/s00247-012-2611-z     Document Type: Article
Times cited : (39)

References (34)
  • 1
    • 36549007486 scopus 로고    scopus 로고
    • Computed tomography - An increasing source of radiation exposure
    • 18046031 10.1056/NEJMra072149 1:CAS:528:DC%2BD2sXhsVSlurfF
    • Brenner DJ, Hall EJ (2007) Computed tomography - an increasing source of radiation exposure. N Engl J Med 357:2277-2284
    • (2007) N Engl J Med , vol.357 , pp. 2277-2284
    • Brenner, D.J.1    Hall, E.J.2
  • 2
    • 84864776903 scopus 로고    scopus 로고
    • Radiation exposure from CT scans in childhood and subsequent risk of leukaemia and brain tumours: A retrospective cohort study
    • 22681860 10.1016/S0140-6736(12)60815-0
    • Pearce MS, Salotti JA, Little MP et al (2012) Radiation exposure from CT scans in childhood and subsequent risk of leukaemia and brain tumours: a retrospective cohort study. Lancet 380:499-505
    • (2012) Lancet , vol.380 , pp. 499-505
    • Pearce, M.S.1    Salotti, J.A.2    Little, M.P.3
  • 3
    • 73149113560 scopus 로고    scopus 로고
    • Projected cancer risks from computed tomography scans performed in the United States in 2007
    • 20008689 10.1001/archinternmed.2009.440
    • Berrington de González A, Mahesh M, Kim KP et al (2009) Projected cancer risks from computed tomography scans performed in the United States in 2007. Arch Intern Med 169:2071-2077
    • (2009) Arch Intern Med , vol.169 , pp. 2071-2077
    • Berrington De González, A.1    Mahesh, M.2    Kim, K.P.3
  • 5
    • 37449028488 scopus 로고    scopus 로고
    • Diagnostic radiology in Norway - Trends in examination frequency and collective effective dose
    • 10.1093/rpd/ncm204
    • Børretzen I, Lysdahl KB, Olerud HM (2007) Diagnostic radiology in Norway - trends in examination frequency and collective effective dose. Radiat Prot Dosim 124:339-347
    • (2007) Radiat Prot Dosim , vol.124 , pp. 339-347
    • Børretzen, I.1    Lysdahl, K.B.2    Olerud, H.M.3
  • 6
    • 47249166093 scopus 로고    scopus 로고
    • Effective doses in radiology and diagnostic nuclear medicine: A catalog
    • 18566177 10.1148/radiol.2481071451
    • Mettler FA Jr, Huda W, Yoshizumi TT et al (2008) Effective doses in radiology and diagnostic nuclear medicine: a catalog. Radiology 248:254-263
    • (2008) Radiology , vol.248 , pp. 254-263
    • Mettler, Jr.F.A.1    Huda, W.2    Yoshizumi, T.T.3
  • 7
    • 2442444413 scopus 로고    scopus 로고
    • UK population dose from medical X-ray examinations
    • 10.1016/S0720-048X(03)00178-5 1:STN:280:DC%2BD2c3ks1ygsw%3D%3D
    • Hart D, Wall BF (2004) UK population dose from medical X-ray examinations. Eur Radiol 50:285-291
    • (2004) Eur Radiol , vol.50 , pp. 285-291
    • Hart, D.1    Wall, B.F.2
  • 8
    • 81255166870 scopus 로고    scopus 로고
    • Estimated collective effective dose to the population from X-ray and nuclear medicine examinations in Finland
    • 10.1093/rpd/ncr334 1:STN:280:DC%2BC3Mbkslyitw%3D%3D
    • Bly R, Järvinen H, Korpela MH et al (2011) Estimated collective effective dose to the population from X-ray and nuclear medicine examinations in Finland. Radiat Prot Dosim 147:233-236
    • (2011) Radiat Prot Dosim , vol.147 , pp. 233-236
    • Bly, R.1    Järvinen, H.2    Korpela, M.H.3
  • 9
    • 34247147732 scopus 로고    scopus 로고
    • Exposure of the Swiss population by radiodiagnostics: 2003 review
    • 17429302 10.1097/01.HP.0000254846.47107.9d 1:CAS:528:DC%2BD2sXjslOmurs%3D
    • Aroua A, Vader JP, Valley JF et al (2007) Exposure of the Swiss population by radiodiagnostics: 2003 review. Health Phys 92:442-448
    • (2007) Health Phys , vol.92 , pp. 442-448
    • Aroua, A.1    Vader, J.P.2    Valley, J.F.3
  • 10
    • 84883028294 scopus 로고    scopus 로고
    • STUK-B-STO 62. Radiation and Nuclear Safety Authority, Helsinki Accessed 8 Sept 2008
    • Tenkanen-Rautakoski P (2008) Number of radiological examinations in Finland in 2005. STUK-B-STO 62. Radiation and Nuclear Safety Authority, Helsinki. www.stuk.fi/julkaisut/stuk-b/stuk-b-sto62.pdf (in Finnish). Accessed 8 Sept 2008
    • (2008) Number of Radiological Examinations in Finland in 2005
    • Tenkanen-Rautakoski, P.1
  • 11
    • 77954423361 scopus 로고    scopus 로고
    • Multidetector CT in children: Current concepts and dose reduction strategies
    • 20535463 10.1007/s00247-010-1714-7
    • Nievelstein RAJ, van Dam IM, van der Molen AJ (2010) Multidetector CT in children: current concepts and dose reduction strategies. Pediatr Radiol 40:1324-1344
    • (2010) Pediatr Radiol , vol.40 , pp. 1324-1344
    • Nievelstein, R.A.J.1    Van Dam, I.M.2    Van Der Molen, A.J.3
  • 12
    • 1342266221 scopus 로고    scopus 로고
    • Strategies for CT radiation dose optimization
    • 14739312 10.1148/radiol.2303021726
    • Kalra MK, Maher MM, Toth TL et al (2004) Strategies for CT radiation dose optimization. Radiology 230:619-628
    • (2004) Radiology , vol.230 , pp. 619-628
    • Kalra, M.K.1    Maher, M.M.2    Toth, T.L.3
  • 13
    • 44649159674 scopus 로고    scopus 로고
    • Technical approaches to the optimisation of CT
    • 18331808 10.1016/j.ejmp.2008.01.012
    • Kalender WA, Buchenau S, Deak P et al (2008) Technical approaches to the optimisation of CT. Phys Med 24:71-79
    • (2008) Phys Med , vol.24 , pp. 71-79
    • Kalender, W.A.1    Buchenau, S.2    Deak, P.3
  • 14
    • 33846471867 scopus 로고    scopus 로고
    • Patient radiation doses from adult and pediatric CT
    • 10.2214/AJR.06.0101
    • Huda W, Vance A (2007) Patient radiation doses from adult and pediatric CT. Am J Roentgenol 188:540-546
    • (2007) Am J Roentgenol , vol.188 , pp. 540-546
    • Huda, W.1    Vance, A.2
  • 15
    • 77957358643 scopus 로고    scopus 로고
    • Multisection CT protocols: Sex and age-specific conversion factors used to determine effective dose from dose-length product
    • 20851940 10.1148/radiol.10100047
    • Deak PD, Smal Y, Kalender WA (2010) Multisection CT protocols: sex and age-specific conversion factors used to determine effective dose from dose-length product. Radiology 257:158-166
    • (2010) Radiology , vol.257 , pp. 158-166
    • Deak, P.D.1    Smal, Y.2    Kalender, W.A.3
  • 16
    • 13244297711 scopus 로고    scopus 로고
    • Techniques and applications of automatic tube current modulation for CT
    • 15498896 10.1148/radiol.2333031150
    • Kalra MK, Maher MM, Toth TL et al (2004) Techniques and applications of automatic tube current modulation for CT. Radiology 233:649-657
    • (2004) Radiology , vol.233 , pp. 649-657
    • Kalra, M.K.1    Maher, M.M.2    Toth, T.L.3
  • 17
    • 67650067593 scopus 로고    scopus 로고
    • Effects of adaptive section collimation on patient radiation dose in multisection spiral CT
    • 19561253 10.1148/radiol.2522081845
    • Deak PD, Langner O, Lell M et al (2009) Effects of adaptive section collimation on patient radiation dose in multisection spiral CT. Radiology 252:140-147
    • (2009) Radiology , vol.252 , pp. 140-147
    • Deak, P.D.1    Langner, O.2    Lell, M.3
  • 18
    • 80855134330 scopus 로고    scopus 로고
    • Radiation dose reduction to the breast in thoracic CT: Comparison of bismuth shielding, organ-based tube current modulation, and use of a globally decreased tube current
    • 22047373 10.1118/1.3651489
    • Wang J, Duan X, Christner JA et al (2011) Radiation dose reduction to the breast in thoracic CT: comparison of bismuth shielding, organ-based tube current modulation, and use of a globally decreased tube current. Med Phys 38:6084-6092
    • (2011) Med Phys , vol.38 , pp. 6084-6092
    • Wang, J.1    Duan, X.2    Christner, J.A.3
  • 19
    • 33846695725 scopus 로고    scopus 로고
    • CT angiography of pulmonary arteries to detect pulmonary embolism: Improvement of vascular enhancement with low kilovoltage settings
    • 17114631 10.1148/radiol.2413040128
    • Schueller-Weidekamm C, Schaefer-Prokop CM, Weber M et al (2006) CT angiography of pulmonary arteries to detect pulmonary embolism: improvement of vascular enhancement with low kilovoltage settings. Radiology 241:899-907
    • (2006) Radiology , vol.241 , pp. 899-907
    • Schueller-Weidekamm, C.1    Schaefer-Prokop, C.M.2    Weber, M.3
  • 20
    • 1642389455 scopus 로고    scopus 로고
    • Low-kilovoltage multi-detector row chest CT in adults: Feasibility and effect on image quality and iodine dose
    • 15068946 10.1148/radiol.2311030191
    • Sigal-Cinqualbre AB, Hennequin R, Abada HT et al (2004) Low-kilovoltage multi-detector row chest CT in adults: feasibility and effect on image quality and iodine dose. Radiology 231:169-174
    • (2004) Radiology , vol.231 , pp. 169-174
    • Sigal-Cinqualbre, A.B.1    Hennequin, R.2    Abada, H.T.3
  • 21
    • 67049110250 scopus 로고    scopus 로고
    • Vascular enhancement and image quality of MDCT pulmonary angiography in 400 cases: Comparison of standard and low kilovoltage settings
    • 19457830 10.2214/AJR.08.1730
    • Matsuoka S, Hunsaker AR, Gill RR et al (2009) Vascular enhancement and image quality of MDCT pulmonary angiography in 400 cases: comparison of standard and low kilovoltage settings. AJR Am J Roentgenol 192:1651-1656
    • (2009) AJR Am J Roentgenol , vol.192 , pp. 1651-1656
    • Matsuoka, S.1    Hunsaker, A.R.2    Gill, R.R.3
  • 22
    • 56349146816 scopus 로고    scopus 로고
    • Acute abdominal pain: Value of non-contrast enhanced ultra-low-dose multi-detector row CT as a substitute for abdominal radiographs
    • 18597128 10.1007/s10140-008-0743-0
    • Udayasankar UK, Li J, Baumgarten DA et al (2009) Acute abdominal pain: value of non-contrast enhanced ultra-low-dose multi-detector row CT as a substitute for abdominal radiographs. Emerg Radiol 16:61-70
    • (2009) Emerg Radiol , vol.16 , pp. 61-70
    • Udayasankar, U.K.1    Li, J.2    Baumgarten, D.A.3
  • 23
    • 79960509008 scopus 로고    scopus 로고
    • A prospective comparison of standard-dose CT enterography and 50% reduced-dose CT enterography with and without noise reduction for evaluation Crohn disease
    • 10.2214/AJR.11.6582
    • Lee SJ, Park SH, Kim AY et al (2011) A prospective comparison of standard-dose CT enterography and 50% reduced-dose CT enterography with and without noise reduction for evaluation Crohn disease. Am J Roentgenol 197:50-57
    • (2011) Am J Roentgenol , vol.197 , pp. 50-57
    • Lee, S.J.1    Park, S.H.2    Kim, A.Y.3
  • 24
    • 84856605802 scopus 로고    scopus 로고
    • CT image quality improvement using adaptive iterative dose reduction with wide-volume acquisition on 320-detector CT
    • 21927791 10.1007/s00330-011-2271-7
    • Gervaise A, Osemont B, Lecocq S et al (2012) CT image quality improvement using adaptive iterative dose reduction with wide-volume acquisition on 320-detector CT. Eur Radiol 22:295-301
    • (2012) Eur Radiol , vol.22 , pp. 295-301
    • Gervaise, A.1    Osemont, B.2    Lecocq, S.3
  • 25
    • 83555174941 scopus 로고    scopus 로고
    • Raw data-based iterative reconstruction in body CTA: Evaluation of radiation dose saving potential
    • 21822785 10.1007/s00330-011-2227-y
    • Winklehner A, Karlo C, Puippe G et al (2011) Raw data-based iterative reconstruction in body CTA: evaluation of radiation dose saving potential. Eur Radiol 21:2521-2526
    • (2011) Eur Radiol , vol.21 , pp. 2521-2526
    • Winklehner, A.1    Karlo, C.2    Puippe, G.3
  • 26
    • 80053922582 scopus 로고    scopus 로고
    • Coronary CT angiography: Image quality, diagnostic accuracy, and potential for radiation dose reduction using a novel iterative reconstruction technique-comparison with traditional filtered back projection
    • 21611758 10.1007/s00330-011-2164-9
    • Moscariello A, Takx RAP, Schoepf UJ et al (2011) Coronary CT angiography: image quality, diagnostic accuracy, and potential for radiation dose reduction using a novel iterative reconstruction technique-comparison with traditional filtered back projection. Eur Radiol 21:2130-2138
    • (2011) Eur Radiol , vol.21 , pp. 2130-2138
    • Moscariello, A.1    Takx, R.A.P.2    Schoepf, U.J.3
  • 27
    • 34347401255 scopus 로고    scopus 로고
    • The influence of patient centering on CT dose and image noise
    • 17822016 10.1118/1.2748113
    • Toth T, Ge Z, Daly MP (2007) The influence of patient centering on CT dose and image noise. Med Phys 34:3093-3101
    • (2007) Med Phys , vol.34 , pp. 3093-3101
    • Toth, T.1    Ge, Z.2    Daly, M.P.3
  • 28
    • 0036942651 scopus 로고    scopus 로고
    • Dose reduction opportunities for CT scanners
    • 11956707 10.1007/s00247-002-0678-7
    • Toth TL (2002) Dose reduction opportunities for CT scanners. Pediatr Radiol 32:261-267
    • (2002) Pediatr Radiol , vol.32 , pp. 261-267
    • Toth, T.L.1
  • 29
    • 70449135326 scopus 로고    scopus 로고
    • Efficient use of automatic exposure control systems in computed tomography requires correct patient positioning
    • 19863414 10.3109/02841850903147053 1:STN:280:DC%2BD1Mjit1CitQ%3D%3D
    • Gudjonsdottir J, Svensson JR, Campling S et al (2009) Efficient use of automatic exposure control systems in computed tomography requires correct patient positioning. Acta Radiol 50:1035-1041
    • (2009) Acta Radiol , vol.50 , pp. 1035-1041
    • Gudjonsdottir, J.1    Svensson, J.R.2    Campling, S.3
  • 30
    • 84862170887 scopus 로고    scopus 로고
    • Impact of miscentering on patient dose and image noise in x-ray CT imaging: Phantom and clinical studies
    • 21741870 10.1016/j.ejmp.2011.06.002 1:STN:280:DC%2BC38zkvVaiuw%3D%3D
    • Habibzadeh MA, Ay MR, Asl AR et al (2012) Impact of miscentering on patient dose and image noise in x-ray CT imaging: phantom and clinical studies. Phys Med 28:191-199
    • (2012) Phys Med , vol.28 , pp. 191-199
    • Habibzadeh, M.A.1    Ay, M.R.2    Asl, A.R.3
  • 31
    • 33846503259 scopus 로고    scopus 로고
    • Automatic patient centering for MDCT: Effect on radiation dose
    • 17242267 10.2214/AJR.06.0370
    • Li J, Udayasankar UK, Toth TL et al (2007) Automatic patient centering for MDCT: effect on radiation dose. AJR Am J Roentgenol 188:547-552
    • (2007) AJR Am J Roentgenol , vol.188 , pp. 547-552
    • Li, J.1    Udayasankar, U.K.2    Toth, T.L.3
  • 32
    • 63849287809 scopus 로고    scopus 로고
    • Misoperation of CT automatic tube current modulation systems with inappropriate patient centering: Phantom studies
    • 19304687 10.2214/AJR.08.1472
    • Matsubara K, Koshida K, Ichikawa K et al (2009) Misoperation of CT automatic tube current modulation systems with inappropriate patient centering: phantom studies. AJR Am J Roentgenol 192:862-865
    • (2009) AJR Am J Roentgenol , vol.192 , pp. 862-865
    • Matsubara, K.1    Koshida, K.2    Ichikawa, K.3
  • 33
    • 40949104442 scopus 로고    scopus 로고
    • The 2007 recommendations of the International Commission on Radiological Protection. ICRP Publication 103
    • ICRP
    • ICRP (2007) The 2007 recommendations of the International Commission on Radiological Protection. ICRP Publication 103. Ann ICRP 37:2-4
    • (2007) Ann ICRP , vol.37 , pp. 2-4
  • 34
    • 0031832517 scopus 로고    scopus 로고
    • Characterization of adrenal masses using unenhanced CT: An analysis of the CT literature
    • 9648789 10.2214/ajr.171.1.9648789 1:STN:280:DyaK1czhtFWhsQ%3D%3D
    • Boland GWL, Lee MJ, Gazelle SG et al (1998) Characterization of adrenal masses using unenhanced CT: an analysis of the CT literature. AJR Am J Roentgenol 171:201-204
    • (1998) AJR Am J Roentgenol , vol.171 , pp. 201-204
    • Boland, G.W.L.1    Lee, M.J.2    Gazelle, S.G.3


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