A dosimetric phantom study of dose accuracy and build-up effects using IMRT and RapidArc in stereotactic irradiation of lung tumours




Seppala J, Suilamo S, Kulmala J, Mali P, Minn H

PublisherBIOMED CENTRAL LTD

2012

Radiation Oncology

RADIATION ONCOLOGY

RADIAT ONCOL

ARTN 79

7

79

10

1748-717X

DOIhttps://doi.org/10.1186/1748-717X-7-79



Conclusions: Overall, the peripheral doses of the simulated lung tumours were decreased by decreasing the SWA. To achieve adequate surface dose coverage to small lung tumours with a difference less than 1 mm in the isodose line radius between the open and modulated field, a larger than 6 mm SWA should be used in the dose delivery of SLRT.



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