Table 1.

Six Fraction IMRT Planning Dose Limits

Structure	Dose Limit
Liver	5% Normal Tissue Complication Probability
Esophagus	Maximum 30 Gy to 0.5 cc
Stomach	Maximum 30 Gy to 0.5 cc
Bowel	Maximum 30 Gy to 0.5 cc
Cord	Maximum 25 Gy
Ribs	Maximum 48 Gy to 0.5 cc
Heart	Maximum 45 Gy to 0.5 cc
Kidney	Mean kidney doses <10.8 Gy
Target Volume	Maximum dose 140% of prescription