Anorectal cancer: CTV by RTOG

Isocenter is the center of PTV

Please adjust weight or dose indication points for each cases. 

 

 

 

<Dose indication points>

Port 1, 4, 5, 6: isocenter  

Port 2, 3: coccygeal bone

Non MLC version

 

  last modification date: 2008/10/30