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Fungal Culture from Specimen Collected on Culture Media (e.g., Sabouraud Dextrose Agar)

Published: August 9, 2026Updated: August 17, 2026

This test checks for the presence of fungi in a sample, such as blood, skin, or other body fluids, by growing them in a lab setting. It helps identify infections caused by yeast or mold.

Quick summary

["A fungal culture can help diagnose infections that standard tests may miss, guiding treatment decisions."]

Medically reviewed by WellAlly Editorial TeamLast reviewed August 17, 2026Editorial policy

Key facts at a glance

LOINC
19101-5
Short code
Fungus CC # Spec Cult
Synonyms
Fungus CC # Spec Cult
Category
chemistry
Sample
serum
Container
Red-top tube (SST)
Units
N/A
Ref low
0
Ref high
2
Fasting
false
Population
adult
Sex
all
Age range
18–65 years
Method
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 Is This Test Done?

Your healthcare provider may order this test if you have symptoms like persistent skin rashes, unexplained fever, or signs of an infection that doesn’t improve with antibiotics. It’s also used in people with weakened immune systems or those at higher risk for fungal infections.

How Is the Sample Collected?

A small sample of your body fluid, tissue, or blood is taken (e.g., via swab, blood draw, or other procedure) and placed on a special growth medium. The sample is then incubated in a lab for days or weeks to see if fungi grow.

What Does the Test Show?

If fungi grow, the lab identifies the type of fungus. This helps determine the best antifungal treatment. If no fungi grow, it means either the infection isn’t fungal or the sample wasn’t sufficient to detect it.

What Are Common Fungal Infections Detected?

This test can identify infections like candidiasis (yeast), aspergillosis (mold), or other systemic fungal diseases. These infections can affect the skin, lungs, blood, or other organs.

Reference range

NCBI: SCC <2.0 ng/mLN/A

Specimen: serum

No special preparation usually required. Stay well hydrated. Inform your healthcare provider of all medications and supplements you are taking.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

Clinical Significance: Fungal cultures are critical for diagnosing infections that can be life-threatening, especially in vulnerable populations. Early identification allows for targeted antifungal therapy, reducing complications and improving outcomes.

Short name

Fungal Culture Screening

Frequently asked questions

How long does it take to get results from a fungal culture?
Results can take several days to weeks, depending on the type of fungus and lab conditions. Some infections may require longer incubation periods for accurate identification.
What if my sample grows fungi but I don’t have symptoms?
Growth of fungi in a sample doesn’t always mean an active infection. Your provider may need to assess symptoms, medical history, and other test results to determine if treatment is needed.
Can I prevent fungal infections that this test might detect?
While you can’t always prevent fungal infections, good hygiene, avoiding excessive moisture in skin folds, and maintaining a healthy immune system can reduce risk. If you have a history of fungal infections, your provider may recommend preventive measures.
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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 17, 2026. · Read our editorial policy