An unusual radiographic shadow due to calcified heart valves.
D001021:Aortic Valve; D000082882:Bicuspid Aortic Valve Disease; D002113:Calcification, Physiologic; D002114:Calcinosis; D006330:Heart Defects, Congenital; D006331:Heart Diseases; D006349:Heart Valve Diseases; D006801:Humans; D008943:Mitral Valve
AORTIC VALVE DISEASES; CALCIFICATION; HEART DISEASES; MITRAL VALVE