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Volume 72, Issue 2, Pages 194-201 (November 2009)


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DR and CR: Recent advances in technology

C.M. Schaefer-ProkopabCorresponding Author Informationemail address, D.W. De Boob, M. Uffmannc, M. Prokopd

Received 7 May 2009; accepted 7 May 2009.

Abstract 

After some initial reluctance, nowadays transition from conventional analogue-to-digital radiographic technique is realized in the vast majority of institutions. The eventual triumph of digital over conventional technique is related to its undoubted advantages with respect to image quality and improved image handling in the context of a picture archiving and communication system.

CR represents the older system, which matured over decades and experienced some important recent improvements with respect to dose efficiency and work-flow efficiency that strengthened its position. It represents a very versatile, economically attractive system that is equally suited for integrated systems as well as for cassette-based imaging at the bedside.

DR systems offer superb image quality and realistic options for dose reduction based on their high dose efficiency. While for a long time only integrated systems were on the market suited for a large patient throughput, also mobile DR systems became recently available.

While for the next years, it is likely that DR and CR systems will coexist, the long term perspective of CR will depend on further innovations with respect to dose efficiency and signal-to-noise characteristics while for DR economical aspects and broader availability of mobile systems will play a role.

a Meander Medical Center Amersfoort, Utrechtseweg 160, 3800 BM Amersfoort, Netherlands

b Academic Medical Center (AMC) Amsterdam, Meibergdreef 9, 1105 AZ Amsterdam, Netherlands

c University Hospital Vienna (AKH) Vienna, Dep of Radiology, Waehringer Guertel 18-20, 1090 Vienna, Austria

d University Medical Center (UMC), Utrecht, Image Science Center, Heidelberglaan 100, 3584 CX Utrecht, Netherlands

Corresponding Author InformationCorresponding author at: Academic Medical Center (AMC) Amsterdam, Meibergdreef 9, 1105 AZ Amsterdam, Netherlands.

PII: S0720-048X(09)00353-2

doi:10.1016/j.ejrad.2009.05.055


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