Dosimetric Comparison of Three Radiotherapy Techniques in Irradiation of Left-Sided Breast Cancer Patients after Radical Mastectomy

Table 3

OARs’ dose parameters of the three plans in left-sided breast cancer patients with postmastectomy ().

Technique	No.	PRV-lung-L				PRV-LAD	PRV-LV	PRV-cord
		V5Gy	V10Gy	V20Gy	Dmean	Dmean	Dmean	Dmax
TSP	15
9FIMRT	15	^a	^a		^a		^a
VMAT	15	^b^, c	^c	^b^, c	^b^, c		^b^, c	^b^, c
Technique	No.	PRV-heart				PRV-breast-R		PRV-hum-head-L
		V5Gy	V10Gy	V20Gy	Dmean	Dmean	Dmax	Dmean
TSP	15
9FIMRT	15	^a	^a	^a	^a	^a		^a
VMAT	15	^b	^b	^b	^b		^b^, c

Abbreviations: a: 9FIMRT vs. TSP; b: VMAT vs. TSP; c: VMAT vs. 9FIMRT; . LAD: left anterior descending artery; LV: left ventricle.