Aerobic gram positive bacilli
Usually causes infection in neonates, pregnant women, elderly, and immunocompromised patients.
Foodborne illness associated with deli meat, soft cheeses, unpasteurized milk, and others.
Often occurs in outbreaks.
Severe/Invasive disease: meningitis, meningoencephalitis, bacteremia, endocarditis.
Non-invasive disease: febrile gastroenteritis.
Often resolves without treatment.
Treatment recommended if immunocompromised, elderly, or pregnant (amoxicillin or TMP-SMX).
Infectious Disease consultation recommended.