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Cultivated Stool Sample for Pathogenic Bacterial Identification (Qualitative)

Published: August 9, 2026Updated: August 16, 2026

This test helps identify specific bacteria in your stool that may be causing an infection, such as diarrhea or other gastrointestinal issues.

Quick summary

["A stool culture can help determine if bacteria are responsible for your symptoms and guide treatment choices."]

Medically reviewed by WellAlly Editorial TeamLast reviewed August 16, 2026Editorial policy

Key facts at a glance

LOINC
20963-5
Short code
S hyodysenter Stl Ql Cult
Synonyms
S hyodysenter Stl Ql Cult
Category
chemistry
Sample
stool
Container
Clean container
Units
N/A
Fasting
false
Population
adult
Sex
all
Age range
18–65 years
Method
organism-specific-culture
Specimen volume
5 g
Stability
Refrigerated: 24h, Frozen: 7d
TAT
4–24 hours
Order
routine

What This Test Measures

The test involves growing bacteria from your stool sample in a controlled environment to detect and identify any harmful microorganisms. This process helps confirm whether bacteria are present and, if so, which types.

Why It’s Done

Your healthcare provider may recommend this test if you have symptoms like persistent diarrhea, fever, abdominal pain, or other signs of infection. It’s particularly useful for diagnosing infections that don’t respond to standard treatments or when symptoms suggest a bacterial cause.

Sample Collection

You’ll need to provide a fresh stool sample, ideally collected in a sterile container. Follow your healthcare provider’s instructions carefully to ensure the sample is handled properly for accurate results.

Preparation and Results

No special preparation is needed, but you may be asked to avoid certain medications that could affect the results. Results can take several days to a week, depending on the laboratory’s processing time.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

Clinical Significance

Short name

Stool Culture (Qualitative)

Frequently asked questions

If bacteria are found, your doctor may prescribe antibiotics or other treatments tailored to the identified microorganism. If no bacteria are detected, it may help rule out bacterial infection and guide further testing or treatment plans.
This test is qualitative, meaning it only tells whether bacteria are present or not, not their exact quantity. It’s important to discuss your symptoms and medical history with your doctor to understand the full implications of the results.
How long does it typically take to get the results of this test?
Results can take anywhere from a few days to a week or more, depending on the laboratory’s workflow and the complexity of the sample. Your doctor will let you know when to expect them.
Can I eat or drink normally before providing the stool sample?
Yes, you can eat and drink as usual before providing the sample. However, follow your healthcare provider’s specific instructions to ensure the sample is representative and accurate.
  1. 1
    MedlinePlus — Laboratory TestsSource
  2. 2
    Lab Tests OnlineSource
  3. 3
    Mayo Clinic — Tests & ProceduresSource

Click any link to access the full source. PubMed Central (PMC) links provide free full-text access.

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 16, 2026. · Read our editorial policy