2017_IGRT course book

Thoughts

 If IGRT is not level I proven better than IMRT shoud we be using it?  Quality assurance?  If you can have better vision with glasses do you need to prove that you are a better driver? reducing margins will need clinical proof. Similar when from conformal to IMRT we will enter an era where marginal misses due to better technology comes on our doorstep. This is bad for the individual patient but can be good for the group provided you close the feedback loop.  Nevertheless:

Radiotherapy