Histology of human right atrial tissue in patients with high-risk obstructive sleep apnea: More work needed☆

Article history: Received 30 April 2015 Accepted 1 May 2015 Available online 7 May 2015 microscopic morphological tissue changes, given themacroscopic manifestation of an atrial arrhythmia, howeverwe did not want to confound any positive findings in this small population with multiple etiologies that might explain any observed histological changes. In conclusion, we appreciate the limitations of our small pilot study, and despite the lack of any significant findings, we agree with the authors' sentiment that in a larger, more robust study, histological