Advanced Physics for Brachytherapy 2018

The Dosimeters

• Diodes: PTW 9112 (5) and 9113 (1)

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Cervix

▪ Alecu R and Alecu M. Med Phys 26 (1999) o Agreement with TPS within 15%

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Waldhäusl C et al., Rad Onc 77 (2005) o Phantom: uncertainty of diode measurements of 7% (1σ) o Clinical action level of ± 10% o 36 out of 55 cases need further investigation

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