Male-dominant hepatitis a outbreak observed among non-hiv-infected persons in the northern part of tokyo, japan

Masayuki Honda, Hiroyuki Asakura, Tatsuo Kanda, Yoshiko Somura, Tomotaka Ishii, Yoichiro Yamana, Tomohiro Kaneko, Taku Mizutani, Hiroshi Takahashi, Mariko Kumagawa, Reina Sasaki, Ryota Masuzaki, Shini Kanezawa, Kazushige Nirei, Hiroaki Yamagami, Naoki Matsumoto, Mami Nagashima, Takashi Chiba, Mitsuhiko Moriyama

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6 Citations (Scopus)

Abstract

Recently, we experienced an outbreak of acute hepatitis A virus (HAV) infection between 2018 and 2020. Herein, we describe this male-dominant HAV infection outbreak observed among non-human immunodeficiency virus (HIV)-infected persons in the northern part of Tokyo, Japan. Clinical information was collected from patient interviews and from medical record descriptions. In the present study, 21 patients were retrospectively analyzed. A total of 90.4 and 33.3% of patients were males, and men who have sex with men (MSM), respectively. The total bilirubin levels and platelet counts tended to be lower in the MSM group than in the non-MSM group. C-reactive protein (CRP) levels tended to be higher in acute liver failure (ALF) patients than in non-ALF patients. Prolonged cholestasis was observed in one patient (4.8%). We also found that 18 HAV isolates belonged to HAV subgenotype IA/subgroup 13 (S13), which clustered with the HAV isolate (KX151459) that was derived from an outbreak of HAV infection among MSM in Taiwan in 2015. Our results suggest that the application of antivirals against HAV, as well as HAV vaccines, would be useful for the treatment and prevention of severe HAV infection.

Original languageEnglish
Article number207
JournalViruses
Volume13
Issue number2
DOIs
Publication statusPublished - Feb 2021

Keywords

  • HAV
  • Male-dominant
  • Men who have sex with men
  • Non-HIV
  • Sexually transmitted diseases

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