Literature DB >> 20958951

Variations in cone beam CT numbers as a function of patient size: in vivo demonstration in bladder cancer patients.

Ajit Mullen1, Tomas Kron, Jessica Thomas, Farshad Foroudi.   

Abstract

We determined Hounsfield numbers, using cone beam CT (CBCT), in the bladder of 27 muscle invasive bladder cancer patients treated with online adaptive radiotherapy using a Varian linear accelerator. The CBCT number of urine was found to increase by 130 from the thinnest to the largest patient (249 mm to 346 mm average diameter) demonstrating the effect of patient size on Hounsfield number in CBCT in vivo.
© 2010 The Authors. Journal of Medical Imaging and Radiation Oncology © 2010 The Royal Australian and New Zealand College of Radiologists.

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Year:  2010        PMID: 20958951     DOI: 10.1111/j.1754-9485.2010.02203.x

Source DB:  PubMed          Journal:  J Med Imaging Radiat Oncol        ISSN: 1754-9477            Impact factor:   1.735


  3 in total

Review 1.  CBCT-based bone quality assessment: are Hounsfield units applicable?

Authors:  R Pauwels; R Jacobs; S R Singer; M Mupparapu
Journal:  Dentomaxillofac Radiol       Date:  2015       Impact factor: 2.419

2.  Evaluation of the potential utility of flat panel CT for quantifying relative contrast enhancement.

Authors:  A Kyle Jones; Armeen Mahvash
Journal:  Med Phys       Date:  2012-07       Impact factor: 4.071

3.  Feasibility of CBCT-based dose with a patient-specific stepwise HU-to-density curve to determine time of replanning.

Authors:  Shifeng Chen; Quynh Le; Yildirim Mutaf; Wei Lu; Elizabeth M Nichols; Byong Yong Yi; Tish Leven; Karl L Prado; Warren D D'Souza
Journal:  J Appl Clin Med Phys       Date:  2017-07-13       Impact factor: 2.102

  3 in total

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