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West Nile Virus Disease Cases* and Presumptive Viremic Blood Donors by State – United States, 2016 (as of August 23, 2016)

State Neuroinvasive
Disease Cases†
Non–neuroinvasive
Disease Cases
Total
cases
Deaths Presumptive
viremic blood
donors‡
Alabama 1 4 5 0 1
Arizona 18 9 27 2 6
Arkansas 0 1 1 0 0
California 16 6 22 1 7
Colorado 10 22 32 1 4
Georgia 0 0 0 0 2
Idaho 0 1 1 0 0
Illinois 0 5 5 0 0
Indiana 1 0 1 0 0
Iowa 2 0 2 0 1
Kansas 4 3 7 1 1
Louisiana 0 1 1 0 3
Michigan 1 0 1 0 1
Minnesota 1 1 2 0 2
Mississippi 10 2 12 0 3
Montana 0 0 0 0 1
Nebraska 2 17 19 0 11
Nevada 2 0 2 1 0
New Jersey 1 0 1 0 0
New Mexico 1 0 1 0 0
North Dakota 1 10 11 0 0
Oklahoma 1 3 4 0 1
Pennsylvania 1 1 2 0 0
South Dakota 9 55 64 0 10
Tennessee 1 1 2 0 0
Texas 45 23 68 0 10
Vermont 2 0 2 0 0
Virginia 1 0 1 0 0
Washington 2 0 2 1 0
Wisconsin 2 0 2 0 0
Wyoming 1 0 1 0 0
Totals 136 165 301 7 64

*Includes confirmed and probable cases.

†Includes cases reported as meningitis, encephalitis, or acute flaccid paralysis.

‡Presumptive viremic blood donors (PVDs)are people who had no symptoms at the time of donating blood through a blood collection agency, but whose blood tested positive when screened for the presence of West Nile virus. Some PVDs develop symptoms after donation.

Please refer to state health department web sites for further details regarding state case totals.

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