West Nile Virus
Viremic Blood Donor
Activity in the
on the map for a printer friendly version.
total of 417 presumptively viremic
blood donors (PVD) have been
reported to CDC's ArboNET surveillance
program through state and local
health departments for 2005. A PVD is a person whose blood tested positive in preliminary tests when screened for the presence of West Nile virus. PVDs are followed
up by the blood agency to verify
their infection with
additional tests. Some PVDs do go on to develop symptoms
after donation, at which point
they would be included
in the count of human disease cases by their state.
Presumptively Viremic Blood Donors (PVDs) reported to CDC
ArboNET for public distribution for 2005
from the following states: Alabama, Arizona,
California, Colorado, Florida, Georgia, Idaho, Illinois, Indiana, Iowa, Kansas,
Kentucky, Louisiana, Maryland,
Michigan, Minnesota, Mississippi, Missouri,
Montana, Nebraska, Nevada, New Mexico, New York, North Carolina, North
Dakota, Ohio, Oklahoma,
Oregon, Pennsylvania, South Dakota, Texas, Utah and Wisconsin.
Click for more
information on blood screening.
Surveillance Maps detailing Viremic Blood Donor
Activity in the United States additional years: