Successful Intervention for a Thrombosed Giant Coronary Artery Aneurysm in Multisystem Inflammatory Syndrome in Children.

We report the case of a 13-year-old who presented with an ST-segment elevation myocardial infarction caused by a thrombotic occlusion of an aneurysmal left anterior descending coronary artery. Our patient was diagnosed and treated for multisystem inflammatory syndrome in children and underwent successful balloon angioplasty and aspiration thrombectomy.(Level of Difficulty: Intermediate.).