Fig. 2From: Cardiac features and effects of enzyme replacement therapy in Taiwanese patients with Mucopolysaccharidosis IVAThe relationships between age and severity of cardiac valve abnormalities in the 32 patients with MPS IVA (severity score: 3: severe, 2: moderate, 1: mild, 0: normal). (a) AS, aortic stenosis; (b) AR, aortic regurgitation; (c) MS, mitral stenosis; (d) MR, mitral regurgitationBack to article page