Skip directly to search Skip directly to A to Z list Skip directly to site content
CDC Home

Volume 15, Number 5—May 2009

Dispatch

Babesiosis Acquired through Blood Transfusion, California, USA

Van NgoComments to Author  and Rachel Civen
Author affiliations: Los Angeles County Department of Public Health, Los Angeles, CA, USA

Main Article

Table

Results of serologic testing and PCR analyses of specimens collected from a California resident with babesiosis and donors of packed red blood cells, 2007*

Specimen source Residence Date of transfusion† Date of specimen collection B. microti test results
PCR IFA
Patient California Feb 12 Positive <8‡
Feb 20 64
Donor 1 Maine Jan 1 Feb 26 Negative 256
Donor 2 Maine Jan 1 Feb 26 <8
Donor 3 California Jan 22 Feb 21 <8
Donor 4 California Jan 23 Feb 22 <8
Donor 5 California Jan 24 Feb 21 <8
Donor 6 California Jan 24 Feb 21 <8

*IFA, immunofluorescent antibody.
†Involving blood products from specified donor.
<8 is considered a negative titer for total B. microti antibody. IFA tests conducted at the Centers for Disease Control and Prevention Reference Diagnostic Laboratory.

Main Article

Top of Page

USA.gov: The U.S. Government's Official Web PortalDepartment of Health and Human Services
Centers for Disease Control and Prevention   1600 Clifton Rd. Atlanta, GA 30333, USA
800-CDC-INFO (800-232-4636) TTY: (888) 232-6348 - Contact CDC–INFO