Palliative care 2016

Correction protocols: MVI EPI or CBCT

Off line → conventional EBRT • single fraction → recording actual delivered radiotherapy field • multiple fractions → No Action Level protocol

On line • essential for stereotactic RT; high dose, high precision, risk of myelopathy • if conventional EBRT; prevention of geographic miss; more time needed at LINAC • poor man’s online; visual check if PTV is in treatment field • helpful; automatic remote couch set up