New Jersey DOH Vector-borne surveillance report, week 38

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Please find attached the NJDOH vector-borne surveillance report for week 38.

Report highlights:

• New Jersey is reporting 8 additional West Nile Virus (WNV) cases this week. To date, there have been 26 reported WNV cases, including one death, and five reported presumptive viremic blood donors (PVD). WNV cases have been reported in 13 counties with the highest number reported in Monmouth (5), Mercer (4), and Camden (3) counties. The number of reported cases in recent weeks is higher than average.
• Since last week’s report, 49 additional mosquito pools tested positive for WNV, for a total of 1,182 positive pools, which is higher than historical trends. The cumulative minimum infection rate is highest in Mercer and Hudson counties. The average number of Culex mosquitoes, which are associated with WNV transmission, is highest in Bergen and Salem counties.
• Since last week’s report, one additional mosquito pool tested positive for Jamestown Canyon virus (JCV). To date, one mosquito pool has tested positive for Eastern Equine Encephalitis (EEE), six pools for JCV, and one pool for La Crosse virus (LAC).
• The number of tick-related emergency department visits decreased this week and is lower than historical averages.

N.J. vector-borne disease data is available online: https://www.nj.gov/health/cd/topics/vector_borne_disease_data_dashboard.shtml and can be accessed on the “Fight the Bite N.J.” webpage: https://www.nj.gov/health/cd/topics/vectorborne.shtml.

Previous reports can be accessed anytime on our website at: https://www.nj.gov/health/cd/statistics/arboviral-stats/index.shtml

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