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Campylobacter stool culture with selective agar plating

Published: August 9, 2026Updated: August 15, 2026

This test helps identify the presence of *Campylobacter* bacteria in your stool, which can cause gastrointestinal infections.

Quick summary

["A stool culture may be needed if you have diarrhea, fever, or other symptoms of a bacterial infection."]

Medically reviewed by WellAlly Editorial TeamLast reviewed August 15, 2026Editorial policy

Key facts at a glance

LOINC
6331-3
Short code
CAMPY
Synonyms
Campylobacter Stl Cult
Category
chemistry
Sample
stool
Container
Sterile, leak-proof container with tight-fitting lid (plastic cup or transport vial); or Cary-Blair transport medium for delayed processing
Units
N/A
Fasting
false
Population
adult
Sex
all
Age range
≥ 0 years
Method
organism-specific-culture
CPT
87045
SNOMED
6387002
Specimen volume
5-10 grams of stool (approximately a walnut-sized portion); rectal swab acceptable for infants or when stool is not available
Stability
Unpreserved stool: process within 2 hours at room temperature; refrigerated (2-8°C): up to 24 hours; in Cary-Blair transport medium: up to 48-72 hours at room temperature or refrigerated. Do not freeze.
TAT
48–96 hours
Order
routine

Why This Test Is Done

Your healthcare provider may order this test if you experience symptoms like persistent diarrhea, abdominal pain, fever, or blood in your stool. It helps determine whether a bacterial infection—such as caused by *Campylobacter*—is the cause of your illness.

What to Expect Before the Test

No special preparation is usually required, but you may be asked to avoid certain foods (like raw meat or dairy) or antibiotics for a few days before testing, depending on your provider’s instructions.

What the Test Involves

A stool sample is collected (often via a clean container) and sent to a lab. The sample is then cultured on special agar plates to grow *Campylobacter* bacteria, if present.

What the Results Mean

Positive results indicate the presence of *Campylobacter* bacteria, which can lead to infections causing diarrhea, vomiting, or cramping. Negative results mean no detectable bacteria were found in this sample.

Reference range

Negative for Campylobacter species. No Campylobacter isolated. Normal stool flora may be reported.N/A

Specimen: stool

No special preparation required. Patient should avoid antibiotics, antidiarrheal medications (bismuth subsalicylate, loperamide), and barium contrast studies for at least 48-72 hours prior to specimen collection if possible, as these may inhibit organism recovery.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

Clinical Significance

Short name

Campylobacter stool culture

Frequently asked questions

What does a positive result mean?
A positive result confirms the presence of *Campylobacter* bacteria in your stool, which may indicate an infection. Your provider will work with you to determine the best course of treatment, such as antibiotics if needed.
How long does it take to get results?
Results typically take 3–5 days, depending on lab processing times. Your provider will contact you once they are available.
Can I take antibiotics before testing?
No, antibiotics may affect test accuracy. Follow your provider’s instructions to avoid them before the test if directed.
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This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.

Medical Disclaimer

This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.

If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.

Medically reviewed by WellAlly Editorial Team Last reviewed August 15, 2026. · Read our editorial policy