Table 1 Target description, PTV prescription and OARs for tumor sites and OARs
| Â | NPC-SIB | MBM | Cervical | Prostate |
|---|---|---|---|---|
Target description | PTV70 = GTV + 5mm; PTV60 = HR + 5mm; PTV54 = LR + 5mm | PTV = CTV + 7mm; 3 to 6 isolate targets | PTV = ITV + 10mm | PTV = CTV + 7mm |
Prescription | PTV70:70Gy to GTV and lymphadenopathy; PTV60:60Gy to HR; PTV54:54Gy to LR; 35 fractions | 60Gy to PTV; 30 fractions | 50Gy to PTV; 25 fractions | 76Gy to PTV; 38 fractions |
OARs | Eyes; brainstem; lens; spinal cord; parotids; optic nerves; etc | Eyes; brainstem; lens; parotids; optic nerves; etc | Bladder; rectum; femurs head; small bowel; etc | Bladder; rectum; femurs head; small bowel; etc |