據世界動物衛生組織（OIE）消息，5月8日墨西哥向OIE發布緊急報告稱，4月28日恰帕斯州（Chiapas）野生動物發生一起H7N3亞型高致病性禽流感。有6只小灰頭稚冠雉和2只褐背鶇染病、死亡。
據報道，診斷性質為臨床診斷和實驗室檢驗。本次感染來源尚不清楚。
這是恰帕斯州首次發生高致病性禽流感（墨西哥境內其他地區史上曾發生該病）。已經建立了半徑10千米的隔離區，沒有發現商業養殖禽感染。
部分原文報道如下：
Endemic wild birds were reported having been found dead in a nature reserve called Zapotal; the reserve is in the State of Chiapas, consists of 100 hectares of semi-humid forest, with several species of sapotas, and shows a wide variety of native wildlife of this State. It has about 220 animal species in their natural environments and 154 species living freely in the reserve, of which 62 species of birds. During the initial investigation, three highly pathogenic avian influenza virus of H7N3 subtype were isolated with an intravenous pathogenicity index of 2.91 and 2.99. A 10 km focal and perifocal zone was established and no evidence of infection was found in commercial poultry. Under the national epidemiological surveillance program, a state active epidemiological surveillance program is on-going for 100% of the commercial poultry and, through a statistical sample size, in backyard poultry, based on serological, virological and molecular testing; no evidence of infection was found in commercial poultry or in backyard poultry. The affected species are Ortalis vetula and Turdus grayi. The epidemiological investigation continues.
原文鏈接：<http://www.oie.int/wahis_2/public/wahid.php/Reviewreport/Review?page_refer=MapFullEventReport&reportid=17686&newlang=en>
日期：2015-05-14
