207_Combined course Presentations

Hybrid study: SBRT with concurrent chemoradiation

Treatment planning and delivery



2 isocentres and 2 dual VMAT arcs

 Compensation for indirect lymph node (LN) dose to primary tumour (PT): the biological equivalent of the minimal dose (D99) to the PT PTV from LN irradiation was subtracted from the biological prescribed dose to the PTV.

 Chemotherapy consisted of daily low dose Cisplatinum 6 mg/m 2

PT: 3 x 18 Gy (purple) LN: 24 x 2.42 Gy (pink)

Courtesy of J. Belderbos