Heart: planning constraints
conventional RT
as low as possible, whole heart < 40 Gy (RTOG 0117)
V30 < 35 Gy (LungART)
V50 < 33 Gy (Convert)
SBRT
maximum dose
24 Gy/ 3 fr or 27 Gy / 5 fr (ROSEL)
32 Gy / 5 fr < 15 cc (RTOG 0813)
QUANTEC: