Vol. 37 (4) 2016 Neuro endocrinology letters

Permanent atrial fibrillation in heart failure patients as another condition with increased reverse triiodothyronine concentration.

OBJECTIVE: To fully investigate the thyroid hormonal function in patients with the most common arrhythmia - atrial fibrillation.

MATERIALS AND METHODS: 120 patients (aged 55-85 yrs) with symptoms of congestive heart failure exacerbation and no other concomitant disorders (inclusion criteria: normal cardiac tropon.....