title: Unusual Cause of an Umbilical Nodule.
authors: Division of Gastroenterology, Asia University Hospital, Asia University, Taichung, Taiwan.
authors: Yang-Yuan
authors: YY
authors: Chen
authors: Division of Gastroenterology, Tzu Chi General Hospital, Taichung, Taiwan.
authors: Kao-Chi
authors: KC
authors: Chang-Ou
authors: Division of Gastroenterology, China Medical University Hospital, China Medical University, Taichung, Taiwan.
authors: Cheng-Che
authors: CC
authors: Chen
mesh_terms: D006528:Carcinoma, Hepatocellular / Q000556:secondary* / Q000821:virology; D019694:Hepatitis B, Chronic / Q000150:complications*; D006801:Humans; D008113:Liver Neoplasms / Q000473:pathology* / Q000821:virology; D008297:Male; D008875:Middle Aged; D058288:Sister Mary Joseph's Nodule / Q000556:secondary* / Q000821:virology