“…37 In patients presenting with HF and LV systolic dysfunction, it is imperative to rule out possible associated coronary artery disease. 11,38 In patients with normal systolic function, the decision to study the coronary anatomy can rely on the presence of clinical angina or a positive ischemia detection test. In acute HF, if the HF is not related to an ACS and there is moderate suspicion of coronary artery disease, CT coronary angiography is the technique of choice to study the coronary tree.…”