Chih-Yi Liu1, Feng-Chuan Tai, Shih-Hung Huang, Chia-Long Lee. 1. Division of Pathology Sijhih Cathay General Hospital New Taipei City, Taiwan Department of Surgery Cathay General Hospital Taipei City, Taiwan Department of Pathology Cathay General Hospital Taipei City, Taiwan Department of Internal Medicine Cathay General Hospital School of Medicine Taipei Medical University Taipei City, Taiwan cghleecl@hotmail.com.