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West Nile Virus Disease Cases* and Presumptive Viremic Blood Donors by State – United States, 2016 (as of September 27, 2016)

State Neuroinvasive
Disease Cases†
Non–neuroinvasive
Disease Cases
Total
cases
Deaths Presumptive
viremic blood
donors‡
Alabama 4 1 5 0 1
Arizona 27 13 40 2 7
Arkansas 2 1 3 0 0
California 106 49 155 3 27
Colorado 39 68 107 4 6
Connecticut 1 0 1 0 0
District of Columbia 1 0 1 0 0
Florida 4 0 4 0 0
Georgia 1 0 1 0 2
Idaho 2 4 6 0 1
Illinois 4 38 42 2 4
Indiana 4 2 6 1 0
Iowa 4 3 7 0 2
Kansas 10 9 19 3 2
Louisiana 16 8 24 0 4
Massachusetts 4 1 5 0 0
Maryland 2 0 2 0 0
Michigan 32 0 32 0 5
Minnesota 9 16 25 1 10
Mississippi 17 8 25 1 6
Missouri 1 1 2 0 0
Montana 2 3 5 1 1
Nebraska 20 36 56 0 26
Nevada 7 0 7 0 0
New Jersey 4 0 4 0 0
New Mexico 4 0 4 1 0
North Dakota 1 10 11 0 0
Ohio 6 3 9 1 3
Oklahoma 7 6 13 0 4
Oregon 2 1 3 0 1
Pennsylvania 4 4 8 0 3
Rhode Island 1 0 1 0 0
South Dakota 29 101 130 3 15
Tennessee 3 2 5 1 0
Texas 105 58 163 4 21
Utah 4 4 8 2 0
Vermont 2 1 3 0 0
Virginia 1 2 3 0 1
Washington 7 1 8 1 0
Wisconsin 2 0 2 0 0
Wyoming 1 0 1 0 0
Totals 502 454 956 31 152

*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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