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Avian influenza (WHO)

World Health Organization (WHO) situation updates for Avian influenza. WHO is the directing and coordinating authority for health within the United Nations system. It is responsible for providing leadership on global health matters, shaping the health research agenda, setting norms and standards, articulating evidence-based policy options, providing technical support to countries and monitoring and assessing health trends.


  • Avian Influenza A(H5N1)- Lao People's Democratic Republic

    Nov 17, 2020 | 01:00 am

    The Ministry of Health in Lao People's Democratic Republic (PDR) reported a human case of infection with an avian influenza A(H5N1) virus. The case is a one-year-old female who developed symptoms of fever, productive cough, difficulty breathing and runny nose on 13 October 2020. She was hospitalized for her illness on 16 October and discharged on 19 October. As part of severe acute respiratory infection (SARI) sentinel surveillance, a specimen was collected on the date of hospitalization and confirmed to be positive for avian influenza A(H5N1) on 28 October by reverse transcription polymerase chain reaction (RT-PCR) at the National Centre for Laboratory and Epidemiology (NCLE). Among the close contacts of the patient, one contact developed fever and cough after the onset of illness in the case. Specimens collected from all household contacts, including the symptomatic contact, were negative for influenza A viruses.

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  • Human infection with avian influenza A(H7N4) virus – China

    Feb 22, 2018 | 04:00 am

    On 14 February 2018, the National Health and Family Planning Commission (NHFPC) of China notified the World Health Organization (WHO) of one case of human infection with avian influenza A(H7N4) virus. This is the first human case of avian influenza A(H7N4) infection to be reported worldwide.

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  • Influenza (Avian and other zoonotic)

    Jan 22, 2018 | 19:00 pm

    WHO fact sheet on avian influenza: includes key facts, definition, clinical features, antiviral treatment, risk factors for human infection, human pandemic potential, WHO response.

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  • Human infection with avian influenza A(H7N9) virus – China

    Oct 26, 2017 | 16:08 pm

    On 8 and 15 September 2017, the National Health and Family Planning Commission of China (NHFPC) notified WHO of two additional laboratory-confirmed cases of human infection with avian influenza A(H7N9) virus in China.

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  • Human infection with avian influenza A(H7N9) virus – China

    Sep 13, 2017 | 11:51 am

    On 18, 25 August and 4 September 2017, the National Health and Family Planning Commission of China (NHFPC) notified WHO of four additional laboratory-confirmed cases of human infection with avian influenza A(H7N9) virus in China.

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