80-kVp CT Using Iterative Reconstruction in Image Space Algorithm for the Detection of Hypervascular Hepatocellular Carcinoma: Phantom and Initial Clinical Experience |
Hur, Sae-Beom
(Department of Radiology, Seoul National University Hospital, Seoul National University College of Medicine)
Lee, Jeong-Min (Department of Radiology, Seoul National University Hospital, Seoul National University College of Medicine) Kim, Soo-Jin (Department of Radiology, Seoul National University Hospital, Seoul National University College of Medicine) Park, Ji-Hoon (Department of Radiology, Seoul National University Hospital, Seoul National University College of Medicine) Han, Joon-Koo (Department of Radiology, Seoul National University Hospital, Seoul National University College of Medicine) Choi, Byung-Ihn (Department of Radiology, Seoul National University Hospital, Seoul National University College of Medicine) |
1 | Bruix J, Sherman M; American Association for the Study of Liver Diseases. Management of hepatocellular carcinoma: an update. Hepatology 2011;53:1020-1022. doi: 10.1002/ hep.24199 DOI ScienceOn |
2 | Bruix J, Sherman M, Llovet JM, Beaugrand M, Lencioni R, Burroughs AK, et al. Clinical management of hepatocellular carcinoma. Conclusions of the Barcelona-2000 EASL conference. European Association for the Study of the Liver. J Hepatol 2001;35:421-430 DOI ScienceOn |
3 | Sherman M. The radiological diagnosis of hepatocellular carcinoma. Am J Gastroenterol 2010;105:610-612 DOI ScienceOn |
4 | Schindera ST, Nelson RC, Yoshizumi T, Toncheva G, Nguyen G, DeLong DM, et al. Effect of automatic tube current modulation on radiation dose and image quality for low tube voltage multidetector row CT angiography: phantom study. Acad Radiol 2009;16:997-1002 DOI ScienceOn |
5 | Funama Y, Awai K, Miyazaki O, Nakayama Y, Goto T, Omi Y, et al. Improvement of low-contrast detectability in low-dose hepatic multidetector computed tomography using a novel adaptive filter: evaluation with a computer-simulated liver including tumors. Invest Radiol 2006;41:1-7 DOI ScienceOn |
6 | Funama Y, Awai K, Nakayama Y, Kakei K, Nagasue N, Shimamura M, et al. Radiation dose reduction without degradation of low-contrast detectability at abdominal multisection CT with a low-tube voltage technique: phantom study. Radiology 2005;237:905-910 DOI ScienceOn |
7 | Leoni S, Piscaglia F, Golfieri R, Camaggi V, Vidili G, Pini P, et al. The impact of vascular and nonvascular findings on the noninvasive diagnosis of small hepatocellular carcinoma based on the EASL and AASLD criteria. Am J Gastroenterol 2010;105:599-609 DOI |
8 | Kim KW, Lee JM, Klotz E, Park HS, Lee DH, Kim JY, et al. Quantitative CT color mapping of the arterial enhancement fraction of the liver to detect hepatocellular carcinoma. Radiology 2009;250:425-434 DOI ScienceOn |
9 | Kim SH, Choi BI, Lee JY, Kim SJ, So YH, Eun HW, et al. Diagnostic accuracy of multi-/single-detector row CT and contrast-enhanced MRI in the detection of hepatocellular carcinomas meeting the milan criteria before liver transplantation. Intervirology 2008;51 Suppl 1:52-60 DOI |
10 | McCollough CH, Primak AN, Braun N, Kofler J, Yu L, Christner J. Strategies for reducing radiation dose in CT. Radiol Clin North Am 2009;47:27-40 DOI ScienceOn |
11 | Lencioni R, Llovet JM. Modified RECIST (mRECIST) assessment for hepatocellular carcinoma. Semin Liver Dis 2010;30:52-60 DOI ScienceOn |
12 | Israel GM, Cicchiello L, Brink J, Huda W. Patient size and radiation exposure in thoracic, pelvic, and abdominal CT examinations performed with automatic exposure control. AJR Am J Roentgenol 2010;195:1342-1346 DOI ScienceOn |
13 | Guimarães LS, Fletcher JG, Harmsen WS, Yu L, Siddiki H, Melton Z, et al. Appropriate patient selection at abdominal dual-energy CT using 80 kV: relationship between patient size, image noise, and image quality. Radiology 2010;257:732-742 DOI ScienceOn |
14 | Kalra MK, Maher MM, Blake MA, Lucey BC, Karau K, Toth TL, et al. Detection and characterization of lesions on low-radiationdose abdominal CT images postprocessed with noise reduction filters. Radiology 2004;232:791-797 DOI ScienceOn |
15 | Marin D, Nelson RC, Schindera ST, Richard S, Youngblood RS, Yoshizumi TT, et al. Low-tube-voltage, high-tube-current multidetector abdominal CT: improved image quality and decreased radiation dose with adaptive statistical iterative reconstruction algorithm--initial clinical experience. Radiology 2010;254:145-153 DOI ScienceOn |
16 | Marin D, Nelson RC, Samei E, Paulson EK, Ho LM, Boll DT, 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- 779 DOI ScienceOn |
17 | Nakayama Y, Awai K, Funama Y, Hatemura M, Imuta M, Nakaura T, et al. Abdominal CT with low tube voltage: preliminary observations about radiation dose, contrast enhancement, image quality, and noise. Radiology 2005;237:945-951 DOI ScienceOn |
18 | Sigal-Cinqualbre AB, Hennequin R, Abada HT, Chen X, Paul JF. Low-kilovoltage multi-detector row chest CT in adults: feasibility and effect on image quality and iodine dose. Radiology 2004;231:169-174 DOI ScienceOn |
19 | Schindera ST, Nelson RC, Mukundan S Jr, Paulson EK, Jaffe TA, Miller CM, et al. Hypervascular liver tumors: low tube voltage, high tube current multi-detector row CT for enhanced detection--phantom study. Radiology 2008;246:125-132 DOI |
20 | Moon JH, Park EA, Lee W, Yin YH, Chung JW, Park JH, et al. The diagnostic accuracy, image quality and radiation dose of 64-slice dual-source CT in daily practice: a single institution's experience. Korean J Radiol 2011;12:308-318 DOI ScienceOn |
21 | Yeh BM, Shepherd JA, Wang ZJ, Teh HS, Hartman RP, Prevrhal S. Dual-energy and low-kVp CT in the abdomen. AJR Am J Roentgenol 2009;193:47-54 DOI ScienceOn |
22 | Nuyts J, De Man B, Dupont P, Defrise M, Suetens P, Mortelmans L. Iterative reconstruction for helical CT: a simulation study. Phys Med Biol 1998;43:729-737 DOI ScienceOn |
23 | Lasio GM, Whiting BR, Williamson JF. Statistical reconstruction for x-ray computed tomography using energyintegrating detectors. Phys Med Biol 2007;52:2247-2266 DOI ScienceOn |
24 | Gunn ML, Kohr JR. State of the art: technologies for computed tomography dose reduction. Emerg Radiol 2010;17:209-218 DOI ScienceOn |
25 | Kim YJ, Han JK, Kim SH, Jeong JY, An SK, Han CJ, et al. Small-bowel obstruction in a phantom model of ex vivo porcine intestine: comparison of PACS stack and tile modes for CT interpretation. Radiology 2005;236:867-871 DOI ScienceOn |
26 | Tipnis S, Ramachandra A, Huda W, Hardie A, Schoepf J, Costello P, et al. Iterative reconstruction in image space (IRIS) and lesion detection in abdominal CT. Medical Imaging 2010;7622:1-12 |
27 | Pontana F, Pagniez J, Flohr T, Faivre JB, Duhamel A, Remy J, et al. Chest computed tomography using iterative reconstruction vs filtered back projection (Part 1): Evaluation of image noise reduction in 32 patients. Eur Radiol 2011;21:627-635 DOI ScienceOn |
28 | Samei E, Dobbins JT 3rd, Lo JY, Tornai MP. A framework for optimising the radiographic technique in digital X-ray imaging. Radiat Prot Dosimetry 2005;114:220-229 DOI ScienceOn |
29 | Prakash P, Kalra MK, Gilman MD, Shepard JA, Digumarthy SR. Is weight-based adjustment of automatic exposure control necessary for the reduction of chest CT radiation dose? Korean J Radiol 2010;11:46-53 DOI ScienceOn |
30 | Kim KS, Lee JM, Kim SH, Kim KW, Kim SJ, Cho 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- 157 DOI ScienceOn |
31 | Fletcher JG, Takahashi N, Hartman R, Guimaraes L, Huprich JE, Hough DM, et al. Dual-energy and dual-source CT: is there a role in the abdomen and pelvis? Radiol Clin North Am 2009;47:41-57 DOI ScienceOn |
32 | Fleischmann D, Kamaya A. Optimal vascular and parenchymal contrast enhancement: the current state of the art. Radiol Clin North Am 2009;47:13-26 DOI ScienceOn |
33 | Yoon SH, Lee JM, So YH, Hong SH, Kim SJ, Han JK, et al. Multiphasic MDCT enhancement pattern of hepatocellular carcinoma smaller than 3 cm in diameter: tumor size and cellular differentiation. AJR Am J Roentgenol 2009;193:W482-W489 DOI ScienceOn |
34 | McCollough CH, Bruesewitz MR, Kofler JM Jr. CT dose reduction and dose management tools: overview of available options. Radiographics 2006;26:503-512 DOI ScienceOn |
35 | Graser A, Johnson TR, Chandarana H, Macari M. Dual energy CT: preliminary observations and potential clinical applications in the abdomen. Eur Radiol 2009;19:13-23 DOI ScienceOn |
36 | 1990 Recommendations of the International Commission on Radiological Protection. Ann ICRP 1991;21:1-201 DOI |
37 | Rigby AS. Statistical methods in epidemiology. v. Towards an understanding of the kappa coefficient. Disabil Rehabil 2000;22:339-344 DOI ScienceOn |
38 | Szucs-Farkas Z, Kurmann L, Strautz T, Patak MA, Vock P, Schindera ST. Patient exposure and image quality of low-dose pulmonary computed tomography angiography: comparison of 100- and 80-kVp protocols. Invest Radiol 2008;43:871-876 DOI ScienceOn |
39 | Szucs-Farkas Z, Strautz T, Patak MA, Kurmann L, Vock P,Schindera ST. Is body weight the most appropriate criterion to select patients eligible for low-dose pulmonary CT angiography? Analysis of objective and subjective image quality at 80 kVp in 100 patients. Eur Radiol 2009;19:1914- 1922 DOI ScienceOn |