Basic Treatment Planning

Radical Conventional Radiotherapy

RTOG 73-01: 60 Gy> 50 Gy > 40 GY o 1-year OS: same 40%

o 2 & 3-y OS: 20% vs 15% vs 10% (LC benefit) Present Standard: > 60 Gy/ 30 fr, over 6 weeks Local control: 16-60 % [Arigada, 1992; Perez, 1982] Radical Surgery : local control rate 80-95%