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A case of chronic atrial tachycardia in a 12-year-old boy is reported. His complaints were frequent precordial palpitation and mild exertional dyspnea with 6 months duration, EKG showed the findings of chronic atrial tachycardia, repetitive type. Digitalis therapy was established and continued for about 6 months. The attack of tachycardia ceased from 2 weeks after beginning of the treatment and... |