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An Omani infant boy who presented in the neonatal period with cardiac failure secondary to hypertrophic cardiomyopathy is reported. He subsequently progressed to show features of a metabolic disorder with multisystem involvement and was diagnosed to have Type II glycogenosis (Pompe9s disease). The differential diagnosis and management of metabolic cardiomyopathy are outlined.
Mak et al. (Mon,) studied this question.