Presentation of digitized and postprocessed portal films on a computer monitor compared to conventional films presented on a light-box;Monitorbeurteilung digitalisierter und nachbearbeiteter feldkontrollaufnahmen im vergleich zu konventionellen feldkontrollaufnahmen am rontgenschaukasten

Strahlentherapie und Onkologie

Volumn 174, Issue 11, 1998, Pages 589-596

  Wachter, Stefan ^a,b   Gerstner, Natascha ^a   Colotto, Adriana ^a   Battmann, Anke ^a   Gahleitner, Andre ^b   Haverkamp, Uwe ^c   Pötter, Richard ^a  

^a Univ Klin F Strahlentherapie S

^b MEDICAL UNIVERSITY OF VIENNA   (Austria)

^c Clemenshospital Munster   (Germany)

Author keywords

Image quality; Judgement on monitor; Portal film enhancement; Portal films

Indexed keywords

ARTICLE; CLINICAL OBSERVATION; COMPUTER SYSTEM; HUMAN; IMAGE DISPLAY; IMAGE QUALITY; IMAGING SYSTEM; STATISTICAL ANALYSIS; TUMOR LOCALIZATION; COMPARATIVE STUDY; COMPUTER ASSISTED RADIOTHERAPY; COMPUTER PROGRAM; IMAGE PROCESSING; INFORMATION PROCESSING; PELVIS TUMOR; QUALITY CONTROL; RADIOGRAPHY; SKULL TUMOR; SPINAL CORD TUMOR; X RAY FILM;

DATA DISPLAY; HUMANS; IMAGE PROCESSING, COMPUTER-ASSISTED; PELVIC NEOPLASMS; QUALITY CONTROL; RADIOGRAPHIC IMAGE ENHANCEMENT; RADIOTHERAPY PLANNING, COMPUTER-ASSISTED; SKULL NEOPLASMS; SOFTWARE; SPINAL NEOPLASMS; X-RAY FILM;

EID: 0031597413     PISSN: 01797158     EISSN: None     Source Type: Journal    
DOI: 10.1007/bf03038297     Document Type: Article

References (24)

1. Crooks I, Fallone BG. Contrast enhancement of portal images by selective histogram equalization. Med Phys 1993;20:199-204.
2. Denham JW, Dally MJ, Hunter K, et al. Objective decision making following a portal film: the results of a pilot study. Int J Radiat Oncol Biol Phys 1993;26:869-76.
3. Ezz A, Munro P, Porter AT, et al. Daily monitoring and collection of radiation field placement using a video-based portal imaging system: a pilot study. Int J Radiat Oncol Biol Phys 1992;22:159-65.
4. Fiebich M, Wiesmann W, Peters PE. Befundung am Bildschirmarbeitsplatz. Radiologe 1994;34:317-22.
5. Gildersleve J, Dearnaley DP, Evans PM, et al. A randomised trial of patient repositioning during radiotherapy using a megavoltage imaging system. Radiother Oncol 1994;31:161-8.
6. Gildersleve J, Dearnaley DP, Evans PM, et al. Reproducibility of patient positioning during routine radiotherapy, as assessed by an integrated megavoltage imaging system. Radiother Oncol 1995;35:151-60.
7. Valentino D, Boechat MI: Comparison of 2048-line digital display formats and conventional radiographs: an ROC study: Am J Roentgenol 1989;152:1113-8.
8. Leszczynski KW, Shalev S, Gluhchev G. On line measurements of field placement errors in external beam radiotherapy. Br J Radiol 1987;60:361-7.
9. McGee KP, Das IJ, Fein DA, et al. Picture archiving and communications systems in radiation oncology (PACSRO): tools for a physician-based digital image review system. Radiother Oncol 1995;34:54-62.
10. Meertens H, Bijhold J, Strackee J. A method for the measurement of field placement errors in digital portal films. Phys Med Biol Phys 1990;35:299-323.
11. Meertens H, van Herk M, Bijhold J, et al. First clinical experience with & newly developed portal imaging device. Int J Radiat Oncol Biol Phys 1990;18:1173-81.
12. Meyer-Ebrecht D. Netzwerke für die Bildkommunikation. Gegenwärtiger Stand. Radiologe 1994;34:309-16.
13. Michalski JM, Wong JW, Bosch WR, et al. An evaluation of two methods of anatomical alignment of radiotherapy portal images. Int J Radiat Oncol Biol Phys 1993;27:1199-206.
14. Pizer SM, Austin JD, Perry JR, et al. Adaptive histogram equalization for automatic contrast enhancement of medical images. SPIE 1986;626: 242-50.
15. Pötter R. Lokalisation mit Hilfe bildgebender Verfahren in der Strahlentherapie maligner Tumoren. Habil.-Schrift, Universität Münster, 1989.
16. Rabinowitz I, Broomberg J, Goeitin M, et al. Accuracy of radiation field alignment in clinical practice. Int J Radiat Oncol Biol Phys 1985;11: 1857-67.
17. Reichelt S, Prokop M, Oestmann JW, et al. Erste Erfahrungen mit der digitalen Lumineszenzradiographie (DLR) in der Strahlentherapie. Strahlenther Onkol 1990;166:483-6.
18. Rosenman J, Roe CA, Cromartie R, et al. Portal film enhancement: technique and clinical utility. Int J Radiat Oncol Biol Phys 1993;25:333-8.
19. Sherouse GW, Rosenmann MS, Harris L, et al. Automatic digital contrast enhancement of radiotherapy films. Int J Radiat Oncol Biol Phys 1987;13:801-6.
20. Swindell W, Morton EJ, Evans PM, et al. The design of megavoltage projection imaging systems: some theoretical aspects: Med Phys 1991;18: 855-66.
21. Valicenti RK, Michalski JM, Bosch WR, et al. Is weekly port filming adequate for verifying patient position in modern radiation therapy? Int J Radiat Oncol Biol Phys 1994;30:431-8.
22. Wiesmann W, Fiebich M, Vassallo P, et al. Befundung von Thoraxaufnahmen am Monitor - welche Faktoren beeinflussen die Detektion von Lungenrundherden? In: Riemann HE, Kollath J, Hrsg. Digitale Radiographie. Konstanz: Schnetztor, 1990:116-22.
23. Yin FF, Rubin P, Schell MC, et al. An observer study for direct comparison of clinical efficacy of electronic to film portal images. Int J Radiat Oncol Biol Phys 1996;35:985-91.
24. Zammermann JS, Blume J, Wendhausen H, et al. Neue Möglichkeiten von digitaler Lumineszenzradiographie (DLR) and digitaler Bilddatenverarbeitung für die Erstellung von Feldkontrollaufnahmen. Strahlenther Onkol 1995;171:332-9.