Epidemiological Study of a Norovirus GΙΙ.17[P17] Outbreak Linked to Acute Gastroenteritis in a Cross-Border Travel Group - Shanghai Port, China, 2024 - Takeaways - MDSpire

Epidemiological Study of a Norovirus GΙΙ.17[P17] Outbreak Linked to Acute Gastroenteritis in a Cross-Border Travel Group - Shanghai Port, China, 2024

  • By

  • Danlei Liu

  • Shiwei Yu

  • Xiangting Tian

  • Zhiyi Wang

  • Ye Lu

  • Yue Dai

  • Chunli Hu

  • Xinyi Ma

  • Mao Mao

  • Liming Xue

  • Zaijiong Yi

  • Guannan Zhang

  • Shenwei Li

  • Qiang Wang

  • Zilong Zhang

  • Zhengan Tian

  • March 4, 2026

  • 0 min

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  • 1

    Norovirus is a leading cause of acute gastroenteritis globally, with high infectivity and environmental persistence.

  • 2

    A norovirus GII.17[P17] outbreak occurred among travelers arriving at Shanghai Port on July 21, 2024, following a tour in several countries.

  • 3

    Fifteen travelers were classified as suspected cases, with symptoms including diarrhea and vomiting, but no hospitalizations or fatalities were reported.

  • 4

    Laboratory analysis confirmed norovirus infection in 10 of 26 travelers, with genetic sequencing revealing high conservation among outbreak strains.

  • 5

    The outbreak highlights the need for integrated genomic surveillance at borders to monitor norovirus transmission and emerging variants.

Original Source(s)

Epidemiological Study of a Norovirus GΙΙ.17[P17] Outbreak Linked to Acute Gastroenteritis in a Cross-Border Travel Group - Shanghai Port, China, 2024

  • by Danlei Liu, Shiwei Yu, Xiangting Tian, Zhiyi Wang, Ye Lu, Yue Dai, Chunli Hu, Xinyi Ma, Mao Mao, Liming Xue, Zaijiong Yi, Guannan Zhang, Shenwei Li, Qiang Wang, Zilong Zhang, Zhengan Tian

  • March 4, 2026

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