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Updated: Jul 18, 2026

Listeria monocytogenes Infection of the Brain
Published on: October 2, 2018
Listeria monocytogenes in a young patient with non Hodgkins lymphoma: case report
Abstract:
Listeria monocytogenes is an intracellular food-borne pathogen, widely distributed in the environment, which rarely causes clinical infection in healthy people, but may cause severe disease in immunocompromised patients. A case of listeriosis is certified in an immunocompromised patient, thus confirming this microorganism to be an opportunistic human pathogen.
Insights
Listeria monocytogenes rarely infects healthy individuals but can cause severe illness in immunocompromised patients. This case confirms Listeria monocytogenes as an opportunistic pathogen in humans.
Area of Science:
- Microbiology
- Infectious Diseases
- Food Safety
Background:
- Listeria monocytogenes is a ubiquitous food-borne pathogen.
- It typically causes mild illness in healthy individuals.
- However, it poses a significant risk to immunocompromised populations.
Observation:
- A case of listeriosis was documented in an immunocompromised patient.
- This clinical presentation highlights the pathogen's behavior in vulnerable groups.
Findings:
- The case confirms Listeria monocytogenes as an opportunistic human pathogen.
- This underscores the importance of understanding its transmission routes and risk factors.
Implications:
- Highlights the need for vigilance in food safety practices.
- Emphasizes the importance of early diagnosis and treatment in at-risk individuals.
- Informs public health strategies for managing food-borne illnesses.
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