Figure 2From: Clinical efficacy of Enzyme Replacement Therapy in paediatric Hunter patients, an independent study of 3.5 yearsPre-ERT cardiac valve regurgitation. Percentage of patients presenting valve regurgitation and related degree of severity according to Zoghbi et al. [18], before the beginning of ERT (n =21 for mitral and aortic valves, n = 22 for tricuspid and pulmonary valves).Back to article page