Context sensitive cardiac x-ray imaging: a machine vision approach to x-ray dose control

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Kengyelics, SM; Gislason-Lee, AJ; Keeble, C; Magee, DR; Davies, AG;
  • Publisher: Society of Photo-optical Instrumentation Engineers (SPIE)

Modern cardiac x-ray imaging systems regulate their radiation output based on the thickness of the patient to maintain an acceptable signal at the input of the x-ray detector. This approach does not account for the context of the examination or the content of the image ... View more
  • References (9)

    1 World Health Organisation, “The top 10 causes of death, Factsheet no 310.” http://www. (2014). Accessed 17th June 2014.

    2 P. Ludman, National Audit of Percutaneous Coronary Interventional Procedures Public Report, British Cardiovascular Intervention Society (2011).

    3 E. Grech, “Percutaneous coronary intervention. I. History and development,” Brit. Med. J. 326, 1080-1082 (2003).

    4 E. Grech, “Percutaneous coronary intervention. II. The procedure,” Brit. Med. J. 326, 1137- 1140 (2003).

    5 M. J. Eisenberg, J. Afilalo, P. R. Lawler, M. Abrahamowicz, H. Richard, and L. Pilote, “Cancer risk related to low-dose ionizing radiation from cardiac imaging in patients after acute myocardial infarction,” CMAJ 183(4), 430-436 (2011).

    6 D. Z˘ ontar, D. Kuhelj, D. S˘krk, and U. Zdes˘ar, “Patient peak skin doses from cardiac interventional procedures,” Radiat. Prot. Dosim. 139, 162-165 (2010).

    7 A. J. Gislason-Lee, A. R. Cowen, and A. G. Davies, “Dose optimization in cardiac x-ray imaging,” Med. Phys. 40, 091911-1-11 (2013).

    8 MATLAB, Version (R2014a), The MathWorks Inc., Natick, Massachusetts (2014).

    9 A. Frangi, W. Niessen, K. Vincken, and M. Viergever, “Multiscale vessel enhancement filtering,” in Medical Image Computing and Computer-Assisted Interventation MICCAI98, W. Wells, A. Colchester, and S. Delp, Eds., Lecture Notes in Computer Science 1496, 130-137, Springer Berlin Heidelberg (1998).

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