An Unusual Case of Rectal Follicular Lymphoma.

1 Department of Gastroenterology and Hepatology, The First Affiliated Hospital of Xiamen University, School of Medicine, Xiamen University, Xiamen, 361003, China. 2 The School of Clinical Medicine, Fujian Medical University, Fuzhou, 350004, China. aCorrespondence to: Wei-Feng Huang, Ph.D. Department of Gastroenterology and Hepatology, The First Affiliated Hospital of Xiamen University, School of Medicine, Xiamen University, Xiamen, 361003, China; E-mail: [email protected]. ORCID: 0000-0002-9755-7299. Tel:08618150906129. *Zhong Xu, Ph.D. Department of Gastroenterology and Hepatology, The First Affiliated Hospital of Xiamen University, School of Medicine, Xiamen University, Xiamen, 361003, China; E-mail: [email protected].