The impact of flattening-filter-free beam technology on 3D conformal RT

Radiation Oncology

Table 2 Summary of the plan setup, contoured OAR, photon energy and planning method used for the relevant RT locations

Tumor site	Relevant study OAR	Field setup	Energy [MV] (FF/FFF)	Technique
Breast	Contralateral lung	Tangential field setup	6 / 7	FiF
	Ipsilateral lung		10 / 11
	Heart
	Healthy tissue
Lung	Contralateral lung	AP, PA, LO	6 / 7	FiF
	Ipsilateral lung		10 / 11
	Heart
	Myelon
	Healthy tissue
Neurocranium	Right eye	Lateral opposing	10 / 11	FiF
	Left eye
	Healthy tissue
Bone Metastasis	Myelon	AP, PA, RPO, LPO	6 / 7	FiF and virtual wedges for FF, FiF for FFF
Bone Metastasis	Healthy tissue	AP, PA, RPO, LPO	10 / 11	FiF and virtual wedges for FF, FiF for FFF
Prostate	Bladder	AP, RLO, LLO, RPO, LPO	10 / 11	FiF
	Rectum			FiF
	Rectum			AP, RLO, LLO, RPO, LPO
	Healthy tissue			AP, RLO, LLO, RPO, LPO

Abbreviations: R/L PO right/left posterior oblique, LPO left posterior oblique, AP anterior-posterior, PA posterior-anterior, L/R LO left/right lateral oblique, FiF field in field.

ISSN: 1748-717X