Physical characteristics of Spiral CT image acquisition;Valutazione delle caratteristiche fisiche di un tomografo computerizzato volumetrico

Radiologia Medica

Volumn 91, Issue 4, 1996, Pages 460-466

  Crespi, Andrea ^a,b   Leoni, Silvia ^a   Montanari, Gianluca ^a   Paruccini, Nicoletta ^a   Pedroli, Guido ^a   Grimaldi, Marco ^a   Salvini, Enea ^a  

^a FATEBENEFRATELLI HOSPITAL   (Italy)

^b NONE   (Italy)

Author keywords

Dosimetry; Physical image characteristics; Spiral CT

Indexed keywords

ARTICLE; ARTIFACT; COMPARATIVE STUDY; COMPUTER ASSISTED TOMOGRAPHY; HUMAN; IMAGE QUALITY; INSTRUMENTATION; METHODOLOGY; RADIATION DOSE; SENSITIVITY AND SPECIFICITY; STATISTICS; THERMOLUMINESCENCE DOSIMETRY;

ARTIFACTS; HUMANS; PHANTOMS, IMAGING; RADIATION DOSAGE; SENSITIVITY AND SPECIFICITY; THERMOLUMINESCENT DOSIMETRY; TOMOGRAPHY, X-RAY COMPUTED;

EID: 0030118940     PISSN: 00338362     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (19)

1. Behling R: The MCR 200: a new high output X-ray tube. Medicamundi 35: 57-64, 1990.
2. Brink J, Heiken JP, Balfe DM e Coll: Spiral CT: Decreased spatial resolution in vivo due to broadening of section-sensitivity profile. Radiology 185: 469-474, 1992.
3. Contento G, Padovani R: Metodi di calcolo e sistemi di valutazione della dose al paziente in radiodiagnostica: dose al paziente in esami TC. I Convegno Annuale Sezione Fisica Sanitaria SIRM, Cremona, 1993.
4. Dainty JC, Shaw R: Detective Quantum Efficiency, Signal-to-Noise Ratio, and the Noise-Equivalent Number of Quanta. In: "Image Science", pag 152-185. Academy Press Limited, GB, 1988.
5. Dainty JC, Shaw R: The Modulation Transfer Function. In: "Image Science", pag 232-269. Academy Press Limited, GB, 1988.
6. Dainty JC, Shaw R: Image Noise Analysis and the Wiener Spectrum. In: "Image Science", pag 276-314. Academy Press Limited, GB, 1988.
7. Heiken JP, Brink JA, Vannier MW: Spiral (helical) CT Radiology 189: 647-656, 1993.
8. ICRU REPORT 41: Modulation Transfer Function of Screen-Film Systems. ICRU, Bethesda, Maryland, USA, 1986.
9. Kalender WA, Polacin A, Marchai G e Coll: Current status and new perspectives in Spiral CT. In: Fuchs WA (eds): "Advances in CT", pag 87-94. Springer-Verlag, Zurich, 1990.
10. Pei-Jan Paul Lin, Beck TJ e Coll: Specification and acceptance testing of Computed Tomography scanners. American Association of Physicists in Medicine, report no. 39. American Institute Physics INC, New York, 1993.
11. Polacin A, Kalender WA, Brink JA e Coll: Measurement of slice sensitivity profiles in spiral CT. Med Phys 21: 133-140, 1994.
12. Polacin A, Kalender WA, Marchal G: Evaluation of section sensitivity profiles and image noise in spiral CT. Radiology 185: 29-35, 1992.
13. Reynolds MD, Heuscher DJ, Vembar M: Evaluation of Spiral CT on a fourth-generation system Eur Radiol 5. 102-109, 1995.
14. Shrimpton PC, Jones DG, Hilier MC e Coll : Survey of CT practice in the UK: Dosimetric Aspects National Radiological Protection Board R249, NRPB, UK, 1991.
15. Steenbeek JCM: Principles and applications of volumetric CT. Medicamundi 38: 20-29, 1993.
16. Torresin A, Del Corona A, Pinto I e Coll: Protocollo di Controllo di qualità e Garanzia di qualità per apparecchiature per Tomografia Computerizzata a trasmissione di raggi X (CT). Notiziario Associazione Italiana Fisica Biomedica (A.I.F.B.) 11: 25-57, Roma, 1993.
17. Wagner RF, Brown DG: Unified SNR analysis of medical imaging systems. Phys Med Biol 30: 489-518, 1985.
18. Wang G, Vanner MW: Helical CT image noise-analytical results. Med Phys 20: 1635-1640, 1993.
19. Zeman K, Fox SH, Silverman PM e Coll: Helical (Spiral) CT of abdomen. AJR 160: 719-725, 1993.