Pneumomediastinum and Subcutaneous Emphysema Secondary to PolypectomyDong, Jinpei MD1; Wang, Huahong MS1American Journal of Gastroenterology: May 31, 2019 - Volume Publish Ahead of Print - Issue - p doi: 10.14309/ajg.0000000000000233 IMAGE: PDF Only Buy PAP Author InformationAuthors Article MetricsMetrics 1Departments of Gastroenterology, Peking University First Hospital, Beijing, China. Correspondence: Huahong Wang. E-mail: email@example.com. Received December 13, 2018 Accepted March 14, 2019 © The American College of Gastroenterology 2019. All Rights Reserved.