Dose Course 2018_Flipping book

26

In favour of using

compiled by

, medium

Andreo

❑ Dose-to-tissue is the quantity ‘ inherently ’ computed by MCTP. This may be of more clinical relevance than the doses on which historical clinical experience is based, which are approximate estimates of the true dose in the first place.

❑ The difference between , for tissue-equivalent materials is rather small and ‘ is likely ’ to have minimal impact in clinical practice . , and

❑ Converting

back to

, involves ‘ additional complexity ’ and

,

introduces additional uncertainty.

From P. Andreo, "Dose to 'water-like' media or dose to tissue in MV photons radiotherapy treatment planning: still a matter of debate," Phys. Med. Biol. 60, 309-337 (2015)

Dublin 2018