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What are the symptoms of listeriosis?

This Premium Q&A, reviewed and published, features a real conversation between an iCliniq user and a physician.

Patient's Query

Hello doctor,

As a mom, I am worried about the recent news on listeria outbreaks. I have heard it can cause a serious illness called listeriosis, but I am not clear on all the details. What exactly is listeria, and how does it spread in food? I know the Centers for Disease Control and Prevention provides updates, but what should I be looking out for? What are the symptoms of listeriosis, especially in children or pregnant women? How can I protect my family from this type of food poisoning? If you could clarify these points, it would help me understand the risks and take proper precautions.

Thank you.

Answered by Dr. Prabhakaran

Education:

MBBS

Professional Bio:

Dr. Prabhakaran is a General Medicine specialist with extensive expertise in Diabetology, Sonology, Echocardiography, Palliative Care, and Toxicology. He provides comprehensive medical care by combining advanced diagnostics with personalized treatment plans. His areas of expertise include managing chronic and acute illnesses, metabolic and cardiac disorders, and delivering patient-centered care that enhances overall well-being, comfort, and quality of life.

This doctor is not available for online consultations on the platform anymore.

Hi,

Welcome to icliniq.com.

I understand your concern.

Happy to give consultation about listeria and its outbreaks. Listeria is a genus of bacteria that includes ten species, with Listeria monocytogenes being the most common cause of human illness.

How is listeria spread?

Listeria is typically spread through contaminated food, especially:

  • Raw vegetables and fruits.

  • Unpasteurized dairy products.

  • Processed meats (e.g., hot dogs, deli meats).

  • Seafood.

  • Contaminated water.

  • Infected animals or people.

Symptoms of listeria infection:

Symptoms can range from mild to severe and include:

  1. Fever.

  2. Headache.

  3. Stiff neck.

  4. Confusion.

  5. Nausea and vomiting.

  6. Diarrhea.

High-risk groups:

Certain groups are more susceptible to severe listeria infections:

  • Pregnant women.

  • Newborns.

  • Older adults.

  • People with weakened immune systems (e.g., HIV/AIDS, cancer).

Prevention:

To reduce the risk of listeria infection:

  1. Handle and store food safely.

  2. Cook food thoroughly.

  3. Avoid cross-contamination.

  4. Avoid unpasteurized dairy products and raw sprouts.

  5. Wash hands frequently

Treatment:

Listeria infections are typically treated with antibiotics. In severe cases, hospitalization may be necessary. If you suspect you have a listeria infection or have concerns, consult a healthcare professional.

I hope this information helps you.

Revert in case of queries.

Regards.

Medically reviewed by iCliniq medical review team
Published At September 7, 2024
Reviewed At September 7, 2024

Education:

MBBS

Professional Bio:

Dr. Prabhakaran is a General Medicine specialist with extensive expertise in Diabetology, Sonology, Echocardiography, Palliative Care, and Toxicology. He provides comprehensive medical care by combining advanced diagnostics with personalized treatment plans. His areas of expertise include managing chronic and acute illnesses, metabolic and cardiac disorders, and delivering patient-centered care that enhances overall well-being, comfort, and quality of life.

This doctor is not available for online consultations on the platform anymore.

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Concerned about listeriosis?

Five quick questions help you understand the symptoms of listeriosis, identify high-risk situations, and know when to seek medical advice.

For guidance only, not a diagnosis. Consult a qualified healthcare professional for personalized medical guidance.

Education:

MBBS

Professional Bio:

Dr. Prabhakaran is a General Medicine specialist with extensive expertise in Diabetology, Sonology, Echocardiography, Palliative Care, and Toxicology. He provides comprehensive medical care by combining advanced diagnostics with personalized treatment plans. His areas of expertise include managing chronic and acute illnesses, metabolic and cardiac disorders, and delivering patient-centered care that enhances overall well-being, comfort, and quality of life.

This doctor is not available for online consultations on the platform anymore.

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