Listeria monocytogenes bacteria are
commonly found in soil; dust; water; sewage; unpasteurized cheeses such as
brie, mozzarella, and blue cheese; and uncooked vegetables. These bacteria can
enter the body through contaminated food or water. Foods contaminated with
Listeria monocytogenes can cause
Meningitis caused by Listeria monocytogenes bacteria occurs most often in newborns, older adults, and
people with long-term illnesses or
impaired immune systems. About 10% of cases of
bacterial meningitis each year in the United States are caused by
Listeria monocytogenes.1 It can
be a serious illness, causing death in some cases.
This information is produced and provided by the National
Institute (NCI). The information in this topic may have changed since it was written. For the most current information, contact the National
Institute via the Internet web site at http://
.gov or call 1-800-4-CANCER.
WebMD Medical Reference from Healthwise
December 06, 2012
This information is not intended to replace the advice of a doctor.
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