Image quality and radiation dose of dual-energy CT of the head and neck compared with a standard 120-kVp acquisition

American Journal of Neuroradiology

Volumn 32, Issue 11, 2011, Pages 1994-1999

  Tawfik, Ahmed M ^a,b   Kerl, J M ^a   Razek, A A ^b   Bauer, R W ^a   Nour Eldin, N E ^a   Vogl, T J ^a   Mack, M G ^a  

^a UNIVERSITY HOSPITAL FRANKFURT   (Germany)

^b MANSOURA UNIVERSITY   (Egypt)

Author keywords

[No Author keywords available]

Indexed keywords

IOMEPROL;

ADULT; AGED; ARTICLE; ARTIFACT; CLINICAL ARTICLE; COMPUTED TOMOGRAPHY SCANNER; COMPUTER ASSISTED TOMOGRAPHY; CONTROLLED STUDY; DUAL ENERGY COMPUTED TOMOGRAPHY; ELECTRIC POTENTIAL; FEMALE; HEAD; HUMAN; IMAGE ANALYSIS; IMAGE QUALITY; INTERMETHOD COMPARISON; INTERNAL JUGULAR VEIN; MALE; NECK; PROSPECTIVE STUDY; RADIATION ATTENUATION; RADIATION DOSE; RADIATION MEASUREMENT; RANDOMIZED CONTROLLED TRIAL; RATING SCALE; SINGLE BLIND PROCEDURE; SINGLE ENERGY COMPUTED TOMOGRAPHY; STERNOCLEIDOMASTOID MUSCLE; SUBMANDIBULAR GLAND; TONGUE;

ADULT; AGED; AGED, 80 AND OVER; BODY BURDEN; FEMALE; HEAD AND NECK NEOPLASMS; HUMANS; IMAGE ENHANCEMENT; MALE; MIDDLE AGED; RADIATION DOSAGE; RADIOMETRY; REPRODUCIBILITY OF RESULTS; SENSITIVITY AND SPECIFICITY; TOMOGRAPHY, X-RAY COMPUTED;

EID: 84455188649     PISSN: 01956108     EISSN: 1936959X     Source Type: Journal    
DOI: 10.3174/ajnr.A2654     Document Type: Article

References (25)

1. Kang MJ, Park CM, Lee CH, et al. Dual-energy CT: clinical applications in various pulmonary diseases. Radiographics 2010;30:685-98
2. Johnson TR, Krauss B, Sedlmair M, et al. Material differentiation by dual energy CT: initial experience. Eur Radiol 2007;17:1510-17 (Pubitemid 46767599)
3. Stolzmann P, Leschka S, Scheffel H, et al. Characterization of urinary stones with dual-energy CT: improved differentiation using a tin filter. Invest Radiol 2010;45:1-6
4. Thieme SF, Johnson TR, Lee C, et al. Dual-energy CT for the assessment of contrast material distribution in the pulmonary parenchyma. AJR Am J Roentgenol 2009;193:144-49
5. Morhard D, Fink C, Graser A, et al. Cervical and cranial computed tomographic angiography with automated bone removal: dual energy computed tomography versus standard computed tomography. Invest Radiol 2009;44:293-97
6. Sommer WH, Johnson TR, Becker CR, et al. The value of dual-energy bone removal in maximum intensity projections of lower extremity computed tomography angiography. Invest Radiol 2009;44:285-92
7. Behrendt FF, Schmidt B, Plumhans C, et al. Image fusion in dual energy computed tomography: effect on contrast enhancement, signal-to-noise ratio and image quality in computed tomography angiography. Invest Radiol 2009;44:1-6
8. Kim KS, Lee JM, Kim SH, et al. Image fusion in dual energy computed tomography for detection of hypervascular liver hepatocellular carcinoma: phantom and preliminary studies. Invest Radiol 2010;45:149-57
9. HolmesDR3rd, Fletcher JG, Apel A, et al. Evaluation of non-linear blending in dual-energy computed tomography. Eur J Radiol 2008;3:409-13
10. Graser A, Johnson TR, Hecht EM, et al. Dual-energy CT in patients suspected of having renal masses: can virtual nonenhanced images replace true nonenhanced images? Radiology 2009;252:433-40
11. Macari M, Spieler B, Kim D, et al. Dual-source dual-energy MDCT of pancreatic adenocarcinoma: initial observations with data generated at 80 kVp and at simulated weighted-average 120 kVp. AJR Am J Roentgenol 2010;194:27-32
12. Sangwaiya, Kalra MK, Sharma A, et al. Dual-energy computed tomographic pulmonary angiography: a pilot study to assess the effect on image quality and diagnostic confidence. J Comput Assist Tomogr 2010;34:46-51
13. Namasivayam S, Kalra MK, Pottala KM, et al. Optimization of Z-axis automatic exposure control for multidetector row CT evaluation of neck and comparison with fixed tube current technique for image quality and radiation dose. AJNR Am J Neuroradiol 2006;27:2221-25 (Pubitemid 44788661)
14. Menke J. Comparison of different body size parameters for individual dose adaptation in body CT of adults. Radiology 2005;236:565-71 (Pubitemid 41023441)
15. Kalra MK, Maher MM, Toth TL, et al. Strategies for CT radiation dose optimization. Radiology 2004;230:619-28 (Pubitemid 38252854)
16. Russell MT, Fink JR, Rebeles F, et al. Balancing radiation dose and image quality: clinical applications of neck volume CT. AJNR Am J Neuroradiol 2008;29:727-31 (Pubitemid 351571555)
17. Bundesamt für Strahlenschutz. Bundesanzeiger No. 143. 5 August 5, 2003: 17503. http://www.bfs.de/de/ion/medizin/referenzwerte02.pdf. Accessed January 15, 2011
18. Weidemann J, Stamm G, Galanski M, et al. Comparison of the image quality of various fixed and dose modulated protocols for soft tissue neck CT on a GE Lightspeed scanner. Eur J Radiol 2009;69:473-77. Epub 2008 Jan 7
19. 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;237:213-23 (Pubitemid 41346166)
20. Morin RL, Gerber TC, McCollough CH. Radiation dose in computed tomography of the heart. Circulation 2003;107:917-22 (Pubitemid 36241053)
21. Graser A, Johnson TR, Chandarana H, et al. Dual energy CT: preliminary observations and potential clinical applications in the abdomen. Eur Radiol 2009;19:13-23
22. Yeh BM, Shepherd JA, Wang ZJ, et al. Dual-energy and low-kVp CT in the abdomen. AJR Am J Roentgenol 2009;193:47-54
23. Ho LM, Yoshizumi TT, Hurwitz LM, et al. Dual energy versus single energy MDCT: measurement of radiation dose using adult abdominal imaging protocols. Acad Radiol 2009;16:1400-07
24. Schenzle JC, Sommer WH, Neumaier K, et al. Dual energy CT of the chest: how about the dose? Invest Radiol 2010;45:347-53
25. Marin D, Nelson RC, Samei E, et al. Hypervascular liver tumors: low tube voltage, high tube current multidetector CT during late hepatic arterial phase for detection - initial clinical experience. Radiology 2009;251:771-79