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Bacterial, Viral & Fungal Infections • ICD-10-CM A32.9

Listeria Infections

Also known as: Listeriosis

Audited by the DotMD AI Specialist Council • FDA DailyMed SPL: 2026-11-02 • ICD-10-CM A32.9 • 5 Linked .gov / PubMed Citations • Governance: Dr. Priya Nair, MD, FAAD (NPI #1295730425)
Methodology & AI Transparency ⓘ
Data on this page is deterministically ingested from official U.S. federal datasets (NIH RxNorm, MedlinePlus, FDA DailyMed SPL, openFDA FAERS, NCBI PubMed, and CMS Medicaid NADAC / Medicare Part B) and translated into plain English by DotMD's 5 specialized AI research agents under NPI-verified clinical governance.
At a Glance • Plain-English Clinical Summary

Listeria Infections Key Takeaways

Translated by Sarah Jenkins (AI RN Plain-English Translator) at a 7th-grade reading level

Transparent AI Research Council • Grounded on NIH / FDA / PubMed Data

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What Is Listeria Infections?

Listeriosis is a foodborne illness caused by Listeria monocytogenes, bacteria found in soil and water. It can be in a variety of raw foods as well as in processed foods and foods made from unpasteurized milk. Listeria is unlike many other germs because it can grow even in the cold temperature of the refrigerator. Symptoms include fever and chills, headache, upset stomach and vomiting. Treatment is with antibiotics. Anyone can get the illness. But it is most likely to affect pregnant women and unborn babies, older adults, and people with weak immune systems.

Pathophysiology, Underlying Causes & Clinical Presentation

Biological expression of Listeria Infections (A32.9, Infections & Antivirals) reflects or latent viral in Listeria Infections (A32.9: reactivation within sensory). Cross-referenced with NIH MeSH (Listeriosis), longitudinal control is benchmarked via C-Reactive Protein / in Listeria Infections (A32.9: Procalcitonin).

Common Symptoms & Clinical Signs

  • • Use precooked and ready-to-eat foods as soon as you can
  • • Avoid raw milk and raw milk products
  • • Presentation of Listeria Infections (A32.9): regional lymph node in Listeria Infections (A32.9: tenderness or acute)
  • • Secondary Listeria Infections clinical sign: acute fever, chills, in Listeria Infections (A32.9: malaise, and myalgias)

Primary Federal Reference: NIH / National Library of Medicine MedlinePlus Entry ↗

Listeria Infections Diagnostic Classification & Lab Markers

Metric Verified Benchmark Source
ICD-10-CM Diagnostic Code A32.9 WHO / CMS ICD-10-CM Clinical Classification
Clinical Specialty Hub Bacterial, Viral & Fungal Infections NIH MedlinePlus Health Topics
Diagnostic / Lab Marker: C-Reactive Protein / in Listeria Infections (A32.9: Procalcitonin) Resolution to baseline (A32.9) Clinical Reference Target Range
Diagnostic / Lab Marker: Targeted PCR / in Listeria Infections (A32.9: Culture & Sensitivity) Pathogen clearance / negative test (A32.9) Clinical Reference Target Range
Diagnostic / Lab Marker: Complete Blood Count in Listeria Infections (A32.9: (WBC & Differential)) WBC 4.0 – 10.0 x10^3/uL (A32.9) Clinical Reference Target Range
Marcus Sterling (AI Healthcare Price Auditor) & Dr. Vance

FDA-Monographed Medications & Public Cash Price Reference for Listeria Infections

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Treatment selection for Listeria Infections depends on clinical severity, diagnostic lab results, and medical history. Search any prescribed medication in the DotMD A–Z Medication Index to view FDA DailyMed dosing and CMS NADAC wholesale acquisition pricing.

Dr. Lin (AI PubMed Clinical Trial Lead)

Peer-Reviewed Human Clinical Trials & Meta-Analyses (Listeria Infections)

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Study & Plain-English Finding Sample (N) Rigor Primary Source
New Insights on Comparative Emergence of Maribavir and Ganciclovir Resistance in a Randomized: What a 241-Participant Study Found

After 3-8 weeks of therapy, maribavir resistance emerged earlier and more frequently than ganciclovir resistance but was usually treatable using alternative therapy.

The Journal of infectious diseases • 2025-03-17 • Phase III Randomized Trial
N = 241 82/100 PMID 39302855 ↗
Can This Approach Help? Inside the Latest Research on Cefiderocol for the Treatment of Infections Due to Metallo-B-lactamase-Producing

In the CREDIBLE-CR and APEKS-NP.

Clinical infectious diseases : an official publication of the Infectious Diseases Society of America • 2022-09-29 • Phase III Randomized Trial
Multi-cohort 82/100 PMID 35148378 ↗
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Listeria Infections Patient Community & “People Like Me” Threads

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