Dual-energy dual-source CT with additional spectral filtration can improve the differentiation of non-uric acid renal stones: An ex vivo phantom study

American Journal of Roentgenology

Volumn 196, Issue 6, 2011, Pages 1279-1287

  Qu, Mingliang ^a   Ramirez Giraldo, Juan C ^a   Leng, Shuai ^a   Williams, James C ^b   Vrtiska, Terri J ^a   Lieske, John C ^a   McCollough, Cynthia H ^a  

^a MAYO CLINIC   (United States)

^b INDIANA UNIVERSITY   (United States)

Author keywords

Chemical composition; Dual energy CT; Ex vivo; Renal stones; X ray spectral filtration

Indexed keywords

ANIMAL TISSUE; ARTICLE; ATOM; CONTROLLED STUDY; DUAL ENERGY DUAL SOURCE COMPUTER ASSISTED TOMOGRAPHY; EX VIVO STUDY; FILTRATION; HUMAN; IMAGE ANALYSIS; KIDNEY; NEPHROLITHIASIS; NON URIC ACID RENAL STONE; NONHUMAN; PRIORITY JOURNAL; RECEIVER OPERATING CHARACTERISTIC; RETROSPECTIVE STUDY; SPIRAL COMPUTER ASSISTED TOMOGRAPHY; SWINE; TIN FILTRATION; X RAY TUBE;

ANIMALS; APATITES; CALCIUM OXALATE; CALCIUM PHOSPHATES; CYSTINE; DIAGNOSIS, DIFFERENTIAL; DURAPATITE; HUMANS; KIDNEY CALCULI; MAGNESIUM COMPOUNDS; PHANTOMS, IMAGING; PHOSPHATES; RADIOGRAPHIC IMAGE INTERPRETATION, COMPUTER-ASSISTED; RETROSPECTIVE STUDIES; ROC CURVE; SENSITIVITY AND SPECIFICITY; SWINE; TOMOGRAPHY, X-RAY COMPUTED; URIC ACID;

EID: 79960525525     PISSN: 0361803X     EISSN: 15463141     Source Type: Journal    
DOI: 10.2214/AJR.10.5041     Document Type: Article

References (35)

1. Stamatelou KK, Francis ME, Jones CA, Nyberg LM, Curhan GC. Time trends in reported prevalence of kidney stones in the United States: 1976-1994. Kidney Int 2003; 63:1817-1823
2. Moe OW. Kidney stones: pathophysiology and medical management. Lancet 2006; 367:333-344 (Pubitemid 43151467)
3. Saigal CS, Joyce G, Timilsina AR. Direct and indirect costs of nephrolithiasis in an employed population: opportunity for disease management? Kidney Int 2005; 68:1808-1814 (Pubitemid 43169926)
4. Smith RC, Rosenfield AT, Choe KA, et al. Acute flank pain: comparison of non-contrast-enhanced CT and intravenous urography. Radiology 1995; 194:789-794
5. Mitcheson HD, Zamenhof RG, Bankoff MS, Prien EL. Determination of the chemical composition of urinary calculi by computerized tomography. J Urol 1983; 130:814-819 (Pubitemid 13009818)
6. Hillman BJ, Drach GW, Tracey P, Gaines JA. Computed tomographic analysis of renal calculi. AJR 1984; 142:549-552
7. Mostafavi MR, Ernst RD, Saltzman B. Accurate determination of chemical composition of urinary calculi by spiral computerized tomography. J Urol 1998; 159:673-675 (Pubitemid 28106501)
8. Nakada SY, Hoff DG, Attai S, Heisey D, Blankenbaker D, Pozniak M. Determination of stone composition by noncontrast spiral computed tomography in the clinical setting. Urology 2000; 55:816-819 (Pubitemid 30330777)
9. Levi C, Gray JE, McCullough EC, Hattery RR. The unreliability of CT numbers as absolute values. AJR 1982; 139:443-447 (Pubitemid 12049647)
10. Alvarez RE, Macovski A. Energy-selective reconstructions in X-ray computerized tomography. Phys Med Biol 1976; 21:733-744
11. Kalender WA, Perman WH, Vetter JR, Klotz E. Evaluation of a prototype dual-energy computed tomographic apparatus. I. Phantom studies. Med Phys 1986; 13:334-339 (Pubitemid 16062265)
12. Flohr TG, McCollough CH, Bruder H, et al. First performance evaluation of a dual-source CT (DSCT) system. Eur Radiol 2006; 16:256-268 (Pubitemid 43149624)
13. Johnson TR, Krauss B, Sedlmair M, et al. Material differentiation by dual energy CT: initial experience. Eur Radiol 2007; 17:1510-1517 (Pubitemid 46767599)
14. Primak AN, Fletcher JG, Vrtiska TJ, et al. Noninvasive differentiation of uric acid versus non-uric acid kidney stones using dual-energy CT. Acad Radiol 2007; 14:1441-1447 (Pubitemid 350116647)
15. Graser A, Johnson TR, Bader M, et al. Dual energy CT characterization of urinary calculi: initial in vitro and clinical experience. Invest Radiol 2008; 43:112-119
16. Stolzmann P, Scheffel H, Rentsch K, et al. Dual-energy computed tomography for the differentiation of uric acid stones: ex vivo performance evaluation. Urol Res 2008; 36:133-138
17. Stolzmann P, Kozomara M, Chuck N, et al. In vivo identification of uric acid stones with dualenergy CT: diagnostic performance evaluation in patients. Abdom Imaging 2010; 35:629-635
18. Matlaga BR, Kawamoto S, Fishman E. Dual source computed tomography: a novel technique to determine stone composition. Urology 2008; 72:1164-1168
19. Boll DT, Patil NA, Paulson EK, et al. Renal stone assessment with dual-energy multidetector CT and advanced postprocessing techniques: improved characterization of renal stone composition - pilot study. Radiology 2009; 250:813-820
20. Lingéman JE, McAteer JA, Gnessin E, Evan AP. Shock wave lithotripsy: advances in technology and technique. Nature Reviews Urology 2009; 6:660-670
21. Primak AN, Ramirez Giraldo JC, Liu X, Yu L, McCollough CH. Improved dual-energy material discrimination for dual-source CT by means of additional spectral filtration. Med Phys 2009; 36:1359-1369
22. Primak AN, Giraldo JC, Eusemann C, et al. Dual-source dual-energy CT with additional tin filtration: dose and image quality evaluation in phantoms and in-vivo. AJR 2010; 195:1164-1174
23. 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
24. Zarse CA, McAteer JA, Sommer AJ, et al. Nondestructive analysis of urinary calculi using micro computed tomography. BMC Urol 2004; 4:15
25. Healy KA, Ogan K. Pathophysiology and management of infectious staghorn calculi. Urol Clin North Am 2007; 34:363-374 (Pubitemid 47176126)
26. Murty RC. Effective atomic numbers of heterogeneous materials. Nature 1965; 207:398-399
27. American Association of Physicists in Medicine. The measurement, reporting, and management of radiation dose in CT: Report of AAPM Task Group 23 of the Diagnostic Imaging Council CT Committee (AAPM Report 96). College Park, MD: American Association of Physicists in Medicine, 2008
28. International Electrotechnical Commission. Medical electrical equipment. Part 2-44. Particular requirements for the safety of x-ray equipment for computed tomography. IEC publication No. 60601-2-44. Edition 2.1. Geneva, Switzerland: International Electrotechnical Commission Central Office, 2002
29. Grosjean R, Sauer B, Guerra RM, et al. Characterization of human renal stones with MDCT: advantage of dual energy and limitations due to respiratory motion. AJR 2008; 190:720-728 (Pubitemid 351304517)
30. 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
31. Kelcz F, Joseph PM, Hilal SK. Noise considerations in dual energy CT scanning. Med Phys 1979; 6:418-425 (Pubitemid 10244104)
32. Miller OF, Kane CJ. Time to stone passage for observed ureteral calculi: a guide for patient education. J Urol 1999; 162:688-690; discussion 690-681
33. Hollingsworth JM, Rogers MA, Kaufman SR, et al. Medical therapy to facilitate urinary stone passage: a meta-analysis. Lancet 2006; 368:1171-1179 (Pubitemid 44441578)
34. Klee LW, Brito CG, Lingeman JE. The clinical implications of brushite calculi. J Urol 1991; 145:715-718
35. Daudon M, Bader CA, Jungers P. Urinary calculi: review of classification methods and correlations with etiology. Scanning Microsc 1993; 7:1081-1104; discussion 1104-1086