Dual-energy computed tomography to assess tumor response to hepatic radiofrequency ablation: Potential diagnostic value of virtual noncontrast images and iodine maps

Investigative Radiology

Volumn 46, Issue 2, 2011, Pages 77-84

  Lee, Su Hyun ^a   Lee, Jeong Min ^a   Kim, Kyung Won ^a   Klotz, Ernst ^b   Kim, Se Hyung ^a   Lee, Jae Young ^a   Han, Joon Koo ^a   Choi, Byung Ihn ^a  

^a Seoul National University College of Medicine   (South Korea)

^b CT Engineering   (South Korea)

Author keywords

dual energy CT; iodine only images (iodine map); liver; radiofrequency ablation; virtual noncontrast images

Indexed keywords

CONTRAST MEDIUM; IODINE; IOPROMIDE;

ADULT; AGED; ARTICLE; CANCER PATIENT; COMPUTER ASSISTED TOMOGRAPHY; DIAGNOSTIC VALUE; FEMALE; HUMAN; IMAGE QUALITY; LIVER CELL CARCINOMA; LIVER PARENCHYMA; MAJOR CLINICAL STUDY; MALE; PRIORITY JOURNAL; QUALITATIVE ANALYSIS; QUANTITATIVE ANALYSIS; RADIOFREQUENCY ABLATION; VIRTUAL REALITY;

EID: 78751640576     PISSN: 00209996     EISSN: 15360210     Source Type: Journal    
DOI: 10.1097/RLI.0b013e3181f23fcd     Document Type: Article

References (18)

1. Gazelle GS, Goldberg SN, Solbiati L, et al. Tumor ablation with radio-frequency energy. Radiology. 2000;217:633-646.
2. Choi H, Loyer EM, DuBrow RA, et al. Radio-frequency ablation of liver tumors: assessment of therapeutic response and complications. Radiographics. 2001;21:S41-S54.
3. Goldberg SN, Grassi CJ, Cardella JF, et al. Image-guided tumor ablation: standardization of terminology and reporting criteria. Radiology. 2005;235: 728-739.
4. Goldberg SN, Grazelle GS, Compton CC, et al. Treatment of intrahepatic malignancy with radiofrequency ablation: radiologic pathologic correlation. Cancer. 2000;88:2452-2463.
5. Eisele RM, Schumacher G, Lopez-Hänninen E, et al. Role of B-mode ultrasound screening in detection of local tumor recurrence in the first year after radiofrequency ablation in the liver. Cancer Detect Prev. 2007;31:316-322.
6. Park MH, Rhim H, Kim YS, et al. Spectrum of CT findings after radiofre-quency ablation of hepatic tumors. Radiographics. 2008;28:370-390.
7. Johnson TR, Krauss B, Sedlmair M, et al. Material differentiation by dual energy CT: initial experience. Eur Radiol. 2007;17:1510-1517.
8. 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.
9. Fletcher JG, Takahashi N, Hartman R, 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.
10. Holmes DR III, Fletcher JG, Apel A, et al. Evaluation of non-linear blending in dual-energy computed tomography. Eur J Radiol. 2008;68:409-413.
11. 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.
12. Graser A, Johnson TR, Hecht EM, et al. Dual-energy CT in patients suspected of having renal masses: can virtual nonenhanced images replace true nonen-hanced images? Radiology. 2009;252:433-440.
13. Keil S, Behrendt FF, Stanzel S, et al. Semi-automated measurement of hyperdense, hypodense and heterogeneous hepatic metastasis on standard MDCT slices. Comparison of semi-automated and manual measurement of RECIST and WHO criteria. Eur Radiol. 2008;18:2456-2465.
14. Bongartz G, Golding SJ, Jurik AG, et al. European Guidelines for Multislice Computed Tomography. Brussels, Belgium: European Commission; 2004.
15. Thomas C, Krauss B, Ketelsen D, et al. Differentiation of urinary calculi with dual energy CT: effect of spectral shaping by high energy tin filtration. Invest Radiol. 2010;45:393-398.
16. Primak AN, Ramirez Giraldo JC, Liu X, et al. Improved dual-energy material discrimination for dual-source CT by means of additional spectral filtration. Med Phys. 2009;36:1359-1369.
17. Bricault I, Kikinis R, Morrison PR, et al. Liver metastases: 3D shape-based analysis of ct scans for detection of local recurrence after radiofrequency ablation. Radiology. 2006;241:243-250.
18. Kim CK, Choi D, Lim HK, et al. Therapeutic response assessment of percutaneous radiofrequency ablation for hepatocellular carcinoma: utility of contrast-enhanced agent detection imaging. Eur J Radiol. 2005;56:66-73.