Occult hepatitis B virus infection is not associated with disease progression of chronic hepatitis C virus infection

doi:10.3748/wjg.v22.i42.9427

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World Journal of Gastroenterology

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1007-9327

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Baishideng Publishing Group Inc, 7041 Koll Center Parkway, Suite 160, Pleasanton, CA 94566, USA

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Observational Study

World J Gastroenterol. Nov 14, 2016; 22(42): 9427-9436
Published online Nov 14, 2016. doi: 10.3748/wjg.v22.i42.9427

Occult hepatitis B virus infection is not associated with disease progression of chronic hepatitis C virus infection

Sook-Hyang Jeong, Jin-Wook Kim, Eun Sun Jang, Won Keun Si, Joo Yeong Baeg, Jung Wha Chung, Yejoo Jeon, Yun Suk Choi, Sang Soo Lee, Junhyeon Cho

Junhyeon Cho, Yun Suk Choi, Yejoo Jeon, Jung Wha Chung, Joo Yeong Baeg, Won Keun Si, Eun Sun Jang, Jin-Wook Kim, Sook-Hyang Jeong, Department of Internal Medicine, Seoul National University College of Medicine, Seoul National University Bundang Hospital, Gyeonggi-do 463-707, South Korea

Sang Soo Lee, Department of Internal Medicine, Gyeongsang National University Changwon Hospital, Gyeongsang National University College of Medicine, Gyeonggi-do 463-707, South Korea

Author contributions: Cho JH, Lee SS and Jeong SH designed the study; Jang ES, Kim JW and Jeong SH enrolled the patients; Cho JH, Lee SS, Choi YS, Jeon Y, Kim JW, Baeg JY and Si WK collected the data; Cho JH, Lee SS and Jeong SH analyzed and interpreted the data; all authors read and approved the final manuscript; Cho JH and Lee SS contributed equally to this manuscript.

Supported by the Korea Centers for Disease Control and Prevention, No. 4800-4859-304; and the Seoul National University Bundang Hospital, No. 02-2014-026.

Institutional review board statement: The project was approved by the Institutional Review Board of Seoul National University Bundang Hospital.

Informed consent statement: Informed consent was obtained prior to enrollment of subjects.

Conflict-of-interest statement: There are no conflicts of interest to report.

Data sharing statement: The collected data were entered into the electronic case report form at the Korean HCV cohort study group homepage (http://www.hcvcohort.or.kr/).

Correspondence to: Sook-Hyang Jeong, MD, Department of Internal Medicine, Seoul National University College of Medicine, Seoul National University Bundang Hospital, 82 Gumiro 173, Bundang-gu, Seongnam-si, Gyeonggi-do 463-707, South Korea. jsh@snubh.org

Telephone: +82-31-7877029 Fax: +82-31-7874052

Received: June 30, 2016
Peer-review started: July 1, 2016
First decision: August 8, 2016
Revised: August 18, 2016
Accepted: September 6, 2016
Article in press: September 6, 2016
Published online: November 14, 2016
Processing time: 135 Days and 0.2 Hours

Core Tip

Core tip: Whether occult hepatitis B virus (HBV) infection affects the outcomes of chronic hepatitis C virus infection is controversial. This prospective observational study aimed to clarify the association between occult HBV infection and liver disease progression defined as development of liver cirrhosis, worsening of Child-Pugh class, hepatocellular carcinoma or mortality in patients with chronic hepatitis C infection in South Korea.