A companion case of lipomatous hypertrophy of the interatrial septum previously discussed here. This lesion can mimic fat containing neoplasms including myxomas, rhabdomyomas, rhabdomyosarcomas, and liposarcomas.
Fan CM, Fischman AJ, Kwek BH, et al. Lipomatous hypertrophy of the interatrial septum: increased uptake on FDG PET. AJR Am J Roentgenol 2005;184:339-42.