EDITORIAL New method for accurate estimations of LV function for small hearts a b Keiichiro Magota, PhD, and Nagara Tamaki, MD, PhD Hokkaido University Hospital, Sapporo, Japan Department of Nuclear Medicine, Hokkaido University, Sapporo, Japan Received May 13, 2016; accepted May 13, 2016 doi:10.1007/s12350-016-0548-6 bone or soft-tissue tumors were histologically diag- See related article, pp. 1378–1388 nosed. The volume and LVEF calculations based on echocardiography were used as a gold standard. Although the LVEF was signiﬁcantly higher when Electrocardiography (ECG)-gated myocardial per- obtained using quantitative gated SPECT-ﬁltered back fusion single-photon emission computerized tomography projection (QGS-FBP) without resolution correction (SPECT) has played an important role in assessments of compared to the results obtained by an echo study, no 1,2 myocardial perfusion and function. These assessments signiﬁcant differences in the LVEF were seen between provide important information about patients’ prognoses the results from the cardioREPO-OSEM (ordered subset and treatment effects in various cardiovascular diseases. expectation-maximization) with resolution correction Various functional parameters including the left ventric- (RC) and those from the echo study. Thus, they con- ular (LV) volume and left ventricular ejection fraction cluded that the small heart effect may be minimized for (LVEF) have been well validated. However, there are
Journal of Nuclear Cardiology – Springer Journals
Published: Jun 1, 2016
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