Is clinical outcome when left atrial posterior wall box isolation included as a catheter ablation strategy in patients with persistent atrial fibrillation?
These results suggest that the strategy of left atrial box isolation is safe and effective, worthy of further evaluation in a multicentre registry.
Methamphetamine use appears to produce cardiomyopathy in some users. The pathogenesis is probably similar to that of cocaine and catecholamine-induced cardiomyopathy. Cellular, animal, and clinical data support the link between methamphetamine exposure and myocardial pathology.