Clinical outcomes after direct current cardioversion of atrial tachyarrhythmias.
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Biomedical subjects
Publications and source records attributed to Juana M López.
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A 32-year-old woman with no structural heart disease was referred for evaluation due to daily occasional palpitations and documented left bundle branch block (LBBB) on surface electrocardiogram (EKG). Continuous 24-hour Holter monitoring revealed a broad range of repetitive intermittent LBBB grades with a rate-dependent pattern that was also associated with circadian variations.
A high prevalence of obstructive sleep apnea has been demonstrated in patients with atrial fibrillation. Our comments want to emphasize the importance of identifying and treating a large proportion of patients with atrial fibrillation who have undiagnosed obstructive sleep apnea as an additional preventive strategy for atrial fibrillation patients.