A gigantic right atrial appendage aneurysm (RAAA) is a rare condition usually discovered during the third decade of life after being symptomatic. We present an asymptomatic RAAA discovered early during the basic screening of an infant and its natural history, and a ten-year follow-up due to its parents being against operation.
Keywords: RAAA; cardiac imaging; congenital renal disease; follow up; gigantic aneurysm; infant; right atrial appendage; right atrial appendage aneurism.