A rare case of primary cardiac diffuse large B-cell lymphoma imaged with 18F-FDG PET/CT: a case report and literature review

One of the exceptionally rare forms of non-Hodgkin's lymphoma (NHL) is primary cardiac lymphoma (PCL). The principal clinical manifestation in patients with PCL involves cardiac symptoms resulting from myocardial infiltration by lymphoma, including arrhythmias, heart failure, and chest pain.