A comparison of digital radiography systems in terms of effective detective quantum efficiency

Medical Physics

Volumn 39, Issue 5, 2012, Pages 2617-2627

  Bertolini, Marco ^a   Nitrosi, Andrea ^a   Rivetti, Stefano ^b   Lanconelli, Nico ^c   Pattacini, Pierpaolo ^a   Ginocchi, Vladimiro ^d   Iori, Mauro ^a  

^a Santa Maria Nuova Istituto di Ricovero e Cura A Carattere Scientifico Hospital   (Italy)

^b Ospedale di Sassuolo SpA   (Italy)

^c UNIVERSITY OF BOLOGNA   (Italy)

^d PATHOLOGY UNIT   (Italy)

Author keywords

digital radiography; eDQE; physical characterization

Indexed keywords

EFFICIENCY; IMAGING SYSTEMS; MAMMOGRAPHY; OPTICAL TRANSFER FUNCTION; PHANTOMS; SIGNAL TO NOISE RATIO; X RAY RADIOGRAPHY;

CLINICAL PERFORMANCE; DETECTIVE QUANTUM EFFICIENCY; DIGITAL RADIOGRAPHIC IMAGING; DIGITAL RADIOGRAPHY; EDQE; EFFECTIVE DETECTIVE QUANTUM EFFICIENCIES (EDQE); PHYSICAL CHARACTERIZATION; SCATTERED RADIATIONS;

QUANTUM EFFICIENCY;

EID: 84861617158     PISSN: 00942405     EISSN: None     Source Type: Journal    
DOI: 10.1118/1.4704500     Document Type: Article

References (23)

1. International Organization for Standardization, Photography. Medical radiographic cassettes/screens/films and hard-copy imaging films. Dimensions and specifications., ISO 4090 (ISO, Geneva, 2001).
2. E. Samei, N. T. Ranger, J. T. Dobbins III, and Y. Chen, Intercomparison of methods for image quality characterization. I. Modulation transfer function., Med. Phys. 33, 1454-1465 (2006). 10.1118/1.2188816
3. A. D. Maidment, M. Albert, P. C. Bunch, I. A. Cunningham, J. T. Dobbins III, R. M. Gagne, R. M. Nishikawa, R. L. Van Metter, and R. F. Wagner, Standardization of NPS measurements: Interim report of AAPM TG16., Proc. SPIE 5030, 523-532 (2003). 10.1117/12.480451
4. International Electrotechnical Commission, Medical electrical equipment-Characteristics of digital X-ray imaging devices-Part 1: Determination of the detective quantum efficiency., IEC 62220-1 (IEC, Geneva, 2003).
5. G. Borasi, A. Nitrosi, P. Ferrari, and D. Tassoni, On site evaluation of three flat panel detectors for digital radiography., Med. Phys. 30, 1719-1731 (2003). 10.1118/1.1569273 (Pubitemid 36885789)
6. H. Illers, E. Buhr, and C. Hoeschen, Measurement of the detective quantum efficiency (DQE) of digital x-ray detectors according to the novel standard IEC 62220-1., Radiat. Prot. Dosim. 114, 39-44 (2005). 10.1093/rpd/nch507 (Pubitemid 40883652)
7. S. Rivetti, N. Lanconelli, R. Campanini, M. Bertolini, G. Borasi, A. Nitrosi, C. Danielli, L. Angelini, and S. Maggi, Comparison of different commercial FFDM units by means of physical characterization and contrast-detail analysis., Med. Phys. 33, 4198-4209 (2006). 10.1118/1.2358195 (Pubitemid 44673110)
8. P. Monnin, D. Gutierrez, S. Bulling, D. Lepori. J. F. Valley, and F. R. Verdun, Performance comparison of an active matrix flat panel imager, computed radiography system, and a screen-film system at four standard radiation qualities., Med. Phys. 32, 343-350 (2005). 10.1118/1.1843451 (Pubitemid 40322313)
9. P. Monnin, D. Gutierrez, S. Bulling, D. Guntern, and E. R. Verdun, A comparison of the performance of digital mammography systems., Med. Phys. 34, 906-914 (2007). 10.1118/1.2432072 (Pubitemid 46355654)
10. G. Borasi, E. Samei, M. Bertolini, A. Nitrosi, and D. Tassoni, Contrast-detail analysis of three flat panel detectors for digital radiography., Med. Phys. 33, 1707-1719 (2006). 10.1118/1.2191014 (Pubitemid 43830259)
11. S. Rivetti, N. Lanconelli, M. Bertolini, and D. Acchiappati, A new clinical unit for digital radiography based on a thick amorphous Selenium plate: Physical and psychophysical characterization., Med. Phys. 38, 4480-4488 (2011). 10.1118/1.3605471
12. S. Rivetti, N. Lanconelli, M. Bertolini, A. Nitrosi, A. Burani, and D. Acchiappati, Comparison of different computed radiography systems: Physical characterization and contrast detail analysis., Med. Phys. 37, 440-448 (2010). 10.1118/1.3284539
13. I. S. Kyprianou, S. Rudin, D. R. Bednarek, and K. R. Hoffmann, Generalizing the MTF and DQE to include x-ray scatter and focal spot unsharpness: Application to a new microangiographic system., Med. Phys. 32, 613-626 (2005). 10.1118/1.1844151 (Pubitemid 40322343)
14. I. S. Kyprianou, S. Rudin, D. R. Bednarek, and K. R. Hoffmann, Study of the generalized MTF and DQE for a new microangiographic system., Proc. SPIE 5368, 349-360 (2004). 10.1117/12.533512
15. I. S. Kyprianou, A. Ganguly, S. Rudin, D. R. Bednarek, B. D. Gallas, and K. I. Myers, Efficiency of the human observer compared to an ideal observer based on a generalized NEQ which incorporates scatter and geometric unsharpness: Evaluation with a 2AFC experiment., Proc. SPIE 5749, 251-262 (2005). 10.1117/12.595870 (Pubitemid 41275013)
16. G. K. Yadava, I. S. Kyprianou, S. Rudin, D. R. Bednarek, and K. R. Hoffman, Generalized performance evaluation of x-ray image intensifier compared with a microangiographic system., Proc. SPIE 5745, 419-429 (2005). 10.1117/12.594593 (Pubitemid 41146391)
17. C. C. Shaw, X. Liu, M. Lemacks, J. X. Rong, and G. J. Whitman, Optimization of MTF and DQE in magnification radiography-a theoretical analysis., Proc. SPIE 3977, 467-475 (2000). 10.1117/12.396357
18. E. Samei, N. T. Ranger, A. Mackenzie, I. D. Honey, J. T. Dobbins III, and C. E. Ravin, Detector or system? Extending the concept of detective quantum efficiency to characterize the performance of digital radiographic imaging system., Radiology 249, 926-937 (2008). 10.1148/radiol.2492071734
19. E. Samei, N. T. Ranger, A. Mackenzie, I. D. Honey, J. T. Dobbins III, and C. E. Ravin, Effective DQE (eDQE) and speed of digital radiographic system: An experimental methodology., Med. Phys. 36, 3806-3817 (2009). 10.1118/1.3171690
20. E. Samei, N. T. Ranger, I. D. Honey, J. T. Dobbins III, and C. E. Ravin, Effective dose efficiency: An application-specific metrico f quality and dose for digital radiography., Phys. Med. Biol. 56, 5099-5118 (2011). 10.1088/0031-9155/56/16/002
21. M. J. Flynn and E. Samei, Experimental comparison of noise and resolution for 2k and 4k storage phosphor radiography systems., Med. Phys. 26, 1612-1623 (1999). 10.1118/1.598656 (Pubitemid 29402273)
22. K. A. Fetterly and N. J. Hangiandreou, Effects of x-ray spectra on the DQE of a computed radiography system., Med. Phys. 28, 241-249 (2001). 10.1118/1.1339883 (Pubitemid 32165762)
23. 2S:Eu powder scintillator under x-ray radiography conditions., Med. Phys. 37, 3694-3703 (2010). 10.1118/1.3451113