Diagnosis and Treatment

Listeriosis is usually diagnosed when a bacterial culture (a type of laboratory test) grows Listeria monocytogenes from a body tissue or fluid, such as blood, spinal fluid, or the placenta.

Listeriosis is treated with antibiotics.

Learn more about treatment of high-risk people  

Who Has a Greater Chance of Listeria Food Poisoning?
Illustration of a pregnant woman
Pregnant Women
Illustration of an elderly person with a dog
Older Adults
Illustration of a person with weakened immune system
People with Weakened Immunity