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Staphylococcus Culture (with Antimicrobial Susceptibility Testing)

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

This test checks for the presence of *Staphylococcus* bacteria in your sample and determines how your body responds to common antibiotics.

Quick summary

["Helps identify bacterial infections and guide antibiotic treatment choices."]

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

Key facts at a glance

LOINC
90076-1
Short code
Staphylococcus Islt Cult
Synonyms
Staphylococcus Islt Cult
Category
chemistry
Sample
serum
Container
Red-top tube (SST)
Units
N/A
Fasting
false
Population
adult
Sex
all
Age range
18–65 years
Method
organism-specific-culture
Specimen volume
5 mL
Stability
Room temperature: 4h, Refrigerated: 24h, Frozen: 7d
Hemolysis max
500
Lipemia max
1000
Icterus max
500
TAT
4–24 hours
Order
routine

Why This Test Is Done

Your healthcare provider may order this test if you have symptoms like redness, swelling, pain, or drainage from a wound, skin infection, or other signs of bacterial infection. It’s also used to check if antibiotics are working properly in people with ongoing infections.

How the Test Works

A small sample (usually from a wound, blood, or other body site) is collected and grown in a lab to see if *Staphylococcus* bacteria are present. If bacteria grow, they’re tested against common antibiotics to see which ones work best against them.

Sample Collection

A sterile swab or small sample (like blood or fluid) is taken from the affected area or drawn into a tube. The sample is then sent to a lab for culture and antibiotic testing.

What to Expect After the Test

Results may take several days to a week, depending on the lab. You’ll typically hear back from your doctor once the results are ready. If antibiotics are needed, your provider will adjust your treatment plan based on the test results.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

This test helps confirm or rule out *Staphylococcus* infections, which can cause serious illnesses like skin infections, bloodstream infections, or pneumonia. Knowing which antibiotics work best helps prevent antibiotic resistance and ensures you get the most effective treatment.

Short name

Staph Culture & Antibiotics Test

Frequently asked questions

How long does it take to get results from this test?
Results usually take 3 to 7 days, depending on the lab’s processing time. Some labs may provide preliminary findings sooner, but final antibiotic susceptibility results can take longer.
Can I take antibiotics before getting this test?
If you’re suspected of having an infection, your doctor may recommend waiting to take antibiotics until the test results are in. However, if the infection is severe or spreading, antibiotics might be started before the test to prevent worsening symptoms.
Is there anything I should do to prepare for this test?
No special preparation is needed unless your doctor specifies. If testing a wound, keep it clean and dry before the sample is taken. If testing blood, avoid strenuous activity the day of the test.
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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 16, 2026. · Read our editorial policy