Revista de medicina de la Universidad de Navarra
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Radiofrequency catheter ablation has been established as a non-surgical curative treatment modality for the management of patients with paroxismal supraventricular tachycardia. Success rates for atrioventricular node reentrant tachycardia and accessory pathway-mediated macroreentrant tachycardia exceed 95%. Results in patients with atrial flutter and atrial tachycardia are encouraging, with success rates exceeding 75%.
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McArdle's disease (glycogenosis type V) is a metabolic disorder of hydrocarbons, inherited with autosomic recessive pattern. Biochemically is defined by a myophosphorylase deficiency; clinically it is characterized by exercise intolerance, due to the impossibility of providing energetic substrate to the muscle, myalgias and stiffness. We present a case report of a patient with McArdle's disease and we comment the diagnostic procedures and current therapeutic options.