Bay Area Regional Conference Date Registration Flier

Local Case Counts

  • Currently, there is no mosquito-borne spread of Zika virus in Alameda County, and all cases that have been reported have been travel-associated Zika or spread sexually. For the total number of cases in California by county visit: CDPH Case Numbers for Zika Virus in CA. These numbers are updated weekly.

Areas with Active Mosquito-Borne Zika Transmission

  • For information on areas of the world, including parts of the United States, with active Zika virus transmission, please visit the CDC’s Areas with Zika page. For travel notices and advisories, visit their Zika Travel Information page.


  • OBTAIN TRAVEL HISTORY from patients with a febrile and/or rash illness.
  • CONSIDER ZIKA TESTING for the following persons with possible Zika infection:
    • Pregnant women, regardless of symptoms,
    • Persons with Zika symptoms, defined as at least 1 of the following: fever, maculopapular rash, arthralgia,  &/or conjunctivitis with onset of symptoms <14 days from a possible exposure,
    • Patients with Guillain-Barré Syndrome,
    • Infants with microcephaly, intracranial calcifications, or other congenital abnormalities and a mother who had possible Zika virus exposure,
    • Infants born to mothers with laboratory evidence of Zika virus infection during pregnancy or in the 8 weeks prior to conception, regardless of clinical abnormalities, OR
    • Infants born to mothers who had possible Zika exposure but were not tested for Zika while pregnant.
  • ORDER ZIKA VIRUS TESTING THROUGH COMMERCIAL LABORATORIES for patients (including pregnant women) who are asymptomatic or have uncomplicated clinical illness and Zika virus exposure related to travel to an area with Zika.
    • A fetus or infant with microcephaly or signs of congenital Zika virus syndrome whose mother was exposed to Zika virus,
    • A person with Guillain-Barré syndrome and exposure to Zika virus, OR
    • When sexual, local mosquito-borne, laboratory exposure, or blood transfusion/organ transplant exposure is suspected is suspected.
    • FAX the ACPHD ZIKA VIRUS TESTING REQUEST FORM to ACPHD at 510-273-3744 to obtain approval and receive further instructions prior to sending specimens.
    • For Berkeley residents only, fax the COB Zika Virus Request Form to BPH at 510-981-5345 to obtain approval and receive further instructions prior to sending specimens.
  • COUNSEL WOMEN who are pregnant or who are attempting to conceive about travel precautions and use of barrier methods for all sexual contact (vaginal, oral, or anal) with sexual partners who have possible Zika exposure.
  • COUNSEL TRAVELERS TO ZIKA AFFECTED AREAS to use barrier methods for all sexual contact (vaginal, oral, or anal) for the following time frames: MEN for 6 months after symptom onset or last possible Zika exposure & WOMEN for 8 weeks after symptom onset or last possible Zika exposure to prevent sexual transmission to their partners.
  • REPORT suspected or confirmed Zika infections diagnosed by a commercial laboratory to public health. Fax a Confidential Morbidity Report form and the Zika test reports to 510-273-3744. For Berkeley residents only, Fax a Confidential Morbidity Report and Zika test reports to 510-981-5345.

For Specimen Submissions, visit our specimen submission page.

For information about interpreting Zika Virus test results, see the CDC’s Interim Guidance for Interpretation of Zika Virus Antibody Test Results or CDPH’s Zika Virus Information for Healthcare Providers

For more Zika information, visit our resources page, which includes resources for health care providers.

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