Gynae BT 2017
Limitations of TG43 formalism
▪ Datasets used in the TG-43 are obtained
▪
in a water phantom
▪ with a fixed volume (sphere with 30 cm in diameter)
▪ This means that the TG43 formalism does NOT account for
▪ different density of in the irradiated tissue
▪ the lack of scatter material if the implant is located close to the skin surface
Made with FlippingBook - Online catalogs