Basic Treatment Planning

Supra-Clavicular RT

Rationale: – Risk of level III or supra-clavicular involvement is ↑ if axillary LN involved Clinical series: – With RT, LR < 5% – Usually offered >3 axillary LN+ Dose schedule:

– 50Gy/25 – 40Gy/15

Technique: – Direct anterior field, prescribed at 3cm depth (though ideally individualised)