Advanced TP

Head and neck: Nasopharynx Ca. : 2D- example

 T4, N+, Mx  12 x 3.125 Gy parallel opposed fields + APPA supra clavicular  4 x 3.125 Gy spinal cord shielding + electron fields

 isocentric technique  2 lateral neck fields, 1 anterior field in S.C. region  virtual simulation based on CT