... providesimproved imaging of smaller masses, particularly in the atria, atrial appendages,or associated with valvular structures. Contrast-enhanced echocardiographyimproves visualization of intracardiac masses ... symptoms.Lipomas are typically located in the RA or atrial septum. They arise from the en-docardial surface and have a broad base of attachment. Lipomas have the samesignal intensity as subcutaneous and ... Hoffman U, Globits S, Schima W, et al. Usefulness of magnetic resonance imaging ofcardiac and paracardiac masses. Am J Cardiol 2003;92:890.Further readingAraoz PA, Mulvagh SL, Tazlaar HD, et al....