Skip directly to search Skip directly to A to Z list Skip directly to navigation Skip directly to site content Skip directly to page options
CDC Home
L: Cyst of B. mandrillaris. R: Trophozoite of B. mandrillaris in culture. Both images under high magnification.

Balamuthia mandrillaris is a free-living ameba (a single-celled living organism) naturally found in the environment. Balamuthia can cause a very rare but serious infection of the brain and spinal cord called Granulomatous Amebic Encephalitis (GAE).

Explore

 
Contact Us:
  • Centers for Disease Control and Prevention
    1600 Clifton Rd
    Atlanta, GA 30333
  • 1-800-CDC-INFO
    (800-232-4636)
    TTY: (888) 232-6348
    New Hours of Operation
    8am-8pm EST/Monday-Friday
    Closed Holidays
  • cdcinfo@cdc.gov
  • Page last reviewed: March 10, 2011
  • Page last updated: March 10, 2011
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 30329-4027, USA
800-CDC-INFO (800-232-4636) TTY: (888) 232-6348 - Contact CDC-INFO