An Intramyocardial Mass Mimicking ST-Segment Elevation Myocardial Infarct at Presentation

Mariana Ferreira Carvalho1, Margarida Cabral1, Carolina Gonçalves1

  • 1Cardiology Division, Unidade Local de Saúde da Região de Leiria, Leiria, Portugal.

ST-segment elevation on the electrocardiogram typically indicates acute myocardial infarction but can mimic ST-segment elevation myocardial infarction in various conditions. We present a case of a patient with an intramyocardial mass and anterior ST-segment elevation without significant myocardial biomarker elevation. Multimodality imaging was crucial in revealing cardiac metastasis as the attributable cause.