The dosimetric impact of air in vaginal vault brachytherapy.

  title={The dosimetric impact of air in vaginal vault brachytherapy.},
  author={{\'A}ine Maxwell and Niluja Thiruthaneeswaran and Gerry J Lowe and Rachel Wills and Samadara Sripali and Peter J. Hoskin},
  volume={15 6},
PURPOSE Vaginal vault brachytherapy is an adjuvant treatment to reduce risk of local recurrence in endometrial cancer. Axial imaging has demonstrated the presence of air gaps between the surface of a cylindrical applicator and mucosal wall. The impact of these on dosimetry and applicability of the TG-43 formalism in the presence of air has been assessed. METHODS AND MATERIALS The planning CT scans for a retrospective sample of 82 patients were examined for the presence of air gaps. These were… CONTINUE READING
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