SLC5A2 and hydrops fetalis: <h4>Background</h4>According to available evidence, sodium-glucose cotransporter-2 inhibitors (SGLT2i) may confer cardioprotection in patients with cancer undergoing chemotherapy.<h4>Objectives</h4>The objective of the study was to evaluate the impact of SGLT2i on all-cause mortality and heart failure (HF) outcomes in this population.<h4>Methods</h4>We searched PubMed, Cochrane CENTRAL, and Embase through August 2025 for studies of SGLT2i in adult patients with cancer.