Fig. 1From: Trastuzumab in patients with breast cancer and pre-existing left ventricular systolic dysfunctionPatients inclusion and follow up flowchart. HER-2: human epidermal growth factor receptor type 2, LVEF: left ventricular ejection fraction, GLS: global longitudinal strain. *Cardiovascular event was defined as any cases of myocardial infarction, cardiac arrhythmia, heart failure symptoms and cardiovascular deathBack to article page