[Effects of thyroid hormone on islet β cell function among type 2 diabetics with normal thyroid function].

Objective: To explore the effects of thyroid hormone on islet β cell function among type 2 diabetics with normal thyroid function.

Methods: A total of 266 type 2 diabetics with normal thyroid function were recruited. Their clinical, biochemical parameters and thyroid related hormones were measured.

[Efficacy of ibutilide for cardioversion of persistent atrial fibrillation during radiofrequency ablation].

Objective: The aim of this study was to investigate the efficiency and safety of ibutilide for cardioversion of persistent atrial fibrillation (AF) during radiofrequency ablation.

Methods: Eighteen patients (16 males) with persistent atrial fibrillation were enrolled in this study. All patients underwent circumferential pulmonary vein ablation guided by a Carto three-dimensional mapping system.