Powassan virus

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Related to Powassan virus: Ixodes cookei

Po·was·san virus

A flavivirus transmitted by ticks that can cause mild febrile illness as well as severe, sometimes fatal encephalitis and meningitis. It is endemic to northern North America and northeast Asia.

[After Powassan, Ontario, site of the first recognized fatality caused by this virus in 1958.]
References in periodicals archive ?
Cases were caused by WNV (2,150 cases, 96%), La Crosse virus (35), Powassan virus (22), Jamestown Canyon virus (15), St.
Isolation of a virus closely related to Powassan virus from Dermacentor andersoni collected along North Cache la Poudre River, Colo.
Serologic Evidence of Powassan Virus Infection in Patients with Suspected Lyme Disease
These include tick-borne Rickettsia, Bartonella, Babesia, Powassan Virus and Anaplasma/Erlichia.
In 2013, in Westchester County, Schumer called on the Centers for Disease Control (CDC) to immediately allocate resources towards the study, prevention, and treatment of Lyme and the emerging Powassan virus threat in the Hudson Valley.
Arthropod-Borne Flaviviruses With Potential Serologic Cross-Reactivitya Flavivirus Zika virus Dengue virus types 1-4 Yellow fever virus West Nile virus St Louis encephalitis virus Japanese encephalitis virus Powassan virus (a) Chikungunya, Eastern equine encephalitis, Western equine encephalitis, and Venezuelan equine encephalitis viruses are members of the Togavirus family and usually do not cross-react serologically with Zika.
Louis, Eastern, and Western Equine encephalitis, La Crosse encephalitis, Colorado tick fever, and Powassan virus.
Powassan virus 1-4 weeks Generalized weakness, fever, disease or headache, vomiting progresses to encephalitis meningoencephalitis & may include (Powassan meningismus, seizures, cranial virus- nerve palsies, aphasia, & paresis.
Five cases of Powassan virus, which is transmitted by the black-legged or deer tick, which also causes Lyme disease, have been reported in the state between 2013 and 2014, Dr.
The new molecular-based tests include Borrelia miyamotoi, Borrelia hermsii, Rickettsia parkeri, Heartland Virus, Rift Valley Fever Virus, Powassan Virus.
Positive for viruses such as CMV; HHV-6; Coxsackie B types 1, 2, 3, 4, 5, 6; parvo B19; or Powassan virus.
At the same meeting of the ASTMH, New York Medical College researcher Marc El Khoury reported that many cases previously attributed to Powassan virus are actually more likely caused by the deer tick virus.