West Nile virus chorioretinitis
West Nile virus chorioretinitis
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DOI:
10.1097/00006982-200302000-00017
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发表时间:
2003-02-01
影响因子:
3.3
通讯作者:
Stoessel, KM
中科院分区:
文献类型:
--
作者:
Adelman, RA;Membreno, JH;Stoessel, KM
The 1999 West Nile virus outbreak 1 heralded the presence of a quickly spreading, vector-borne disease in the United States. Fifty-nine patients with West Nile virus meningoencephalitis were identified in the New York metropolitan area. This represented the first time this virus was identified in the western hemisphere. In 2000, 21 patients 2 were identified with West Nile virus in New York, New Jersey, and Connecticut. The 2001 Centers for Disease Control (CDC) surveillance data 3 indicate that West Nile virus had spread to 10 eastern states. The disease has gained a strong foothold and has rapidly spread to the west coast.West Nile virus infection 4 is a zoonotic disease transmitted by a mosquito and is associated with a febrile illness. Outbreaks have increased in severity since the 1957 outbreak in Israel that was associated with severe neurologic disease and death. In the United States, 1 in 5 infected persons develops a mild fever accompanied by malaise, anorexia, nausea, eye pain, headache, and myalgia for 3 to 6 days. Optic neuritis has been associated with West Nile virus meningoencephalitis. 5 Ninety percent of patients admitted to the hospital had fever, gastrointestinal symptoms, headache, and rash. Severe neurologic disease remains uncommon. Advanced age and presence of diabetes have been identified as risk factors. 1 In addition to the clinical findings, the diagnosis is confirmed with IgM antibody and enzyme-linked immunoassays. Supportive therapy is the mainstay of treatment.