Myocardial perfusion imaging with 99 mTc - tetrofosmin SPECT in breast cancer patients that received postoperative radiotherapy: a case-control study

Table 2 Comparison of T-SPECT results in breast cancer patients that either received (Yes) or not (No) cardiotoxic adjuvant chemotherapy.

MPI	Left Breast Cancer			Right Breast Cancer			All Breast Cancer
	Yes	No	p	Yes	No	p	Yes	No	p
SSS	2.9 ± 3.5	4.7 ± 3.5	0.34	5.2 ± 2.4	3.1 ± 3.1	0.31	3.6 ± 3.3	4.0 ± 3.4	0.83
SRS	1.2 ± 1.9	2.0 ± 2.6	0.46	1.2 ± 1.6	0.6 ± 0.6	0.32	1.2 ± 1.7	1.4 ± 2.1	0.97
ASSS	1.8 ± 3.6	3.1 ± 3.4	0.45	3.6 ± 0.5	1.1 ± 1.3	0.32	2.4 ± 3.1	2.2 ± 2.8	0.74
S-RSS	1.7 ± 1.9	2.6 ± 2.6	0.40	4.0 ± 3.5	2.5 ± 2.7	0.60	2.4 ± 2.6	2.6 ± 2.6	0.79

Cardiotoxic chemotherapy included Adriamycin in 2 patients and Epirubicin in 14 patients; MPI: myocardial perfusion imaging; SSS: summed stress score; SRS: summed rest score; ASSS: anterior wall stress score; S-RSS: the difference of SSS minus the SRS.

ISSN: 1748-717X