F5 and cholesteryl ester measurement: Given the lack of consistent epidemiological data regarding cases of MINOCA caused by CE, it is essential to rule out all conditions that could contribute to thromboembolism, such as atrial fibrillation and endocarditis, as well as hereditary or acquired thrombophilic conditions, such as factor V Leiden mutation or myeloproliferative disorders, that may play a role in CE events.