Accelerated partial breast irradiation using once-daily fractionation: analysis of 312 cases with four years median follow-up

Table 4 Characteristics of patients with ipsilateral breast failures

#	Original histology	Age (y)	Tumor size (cm)	Margins	Grade	ER/PR	Necrosis	EIC or LVI	Hormonal therapy	Failure type	Failure histology	Time to failure (mos)
1	IDC	64	1.7	Neg	1	Pos	N/A	No	Yes	LF	IDC	45
2	IDC	65	0.6	Neg	1	Pos	N/A	No	No	LF	IDC	52
3	IDC	75	1.8	Neg	2	Pos	N/A	No	Yes	LF	IDC	60
4	IDC	77	0.9	Neg	1	Pos	N/A	No	Yes	EF	ILC	34
5	IDC	83	1.0	Close	3	Neg	N/A	No	No	EF	IDC	46
6	ILC	72	0.6	Neg	2	Pos	N/A	No	Yes	EF	IDC	43
7	DCIS	50	3.0	Pos	3	Neg	Yes	N/A	No	LF	DCIS	22
8	DCIS	65	0.9	Neg	3	Neg	Yes	N/A	Yes	LF	DCIS	23
9	DCIS	70	0.4	Neg	3	Pos	Yes	N/A	No	EF	ILC	33

Abbreviations: IDC = invasive ductal carcinoma; ILC = invasive lobular carcinoma; LF = local failure at lumpectomy site; EF = elsewhere failure in a different quadrant than the original lumpectomy site; EIC = extensive intraductal component; LVI = lymphovascular invasion

ISSN: 1748-717X