Basic Treatment Planning

• Target : gross tumour (GTV) • GTV + 1 cm = PTV • Field options:  Anterior/Posterior  Oblique fields (wedge pair) • Main goals:

1. Avoid sore throat 2. Relieve symptoms 3. Local control • Dose options: 

30 Gy in 10 fractions 20 Gy in 5 fractions

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