Skip to content

Fungal Culture from Catheter Tip (with Specimen Identification)

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

This test checks for the presence of fungi (yeast or mold) in a sample taken from the tip of a medical catheter, helping identify infections that may require treatment.

Quick summary

["A fungal infection from a catheter may need medical attention to prevent spread or complications."]

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

Key facts at a glance

LOINC
105289-3
Short code
Fungus Cath Tip Cult
Synonyms
Fungus Cath Tip 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
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 fever, redness, or pain around a catheter, or if you’ve been using a catheter for an extended period. It helps determine whether a fungal infection is present in the catheter tip, which can guide treatment decisions.

What to Expect Before the Test

No special preparation is needed. The healthcare provider will clean the catheter tip and collect a sample under sterile conditions. The sample is then sent to a lab for culture growth over several days to detect fungal growth.

What the Test Results Mean

Positive results indicate the presence of fungi in the catheter tip, which may require antifungal medications. Negative results suggest no fungal growth, but further evaluation may still be needed if symptoms persist.

Common Causes of Positive Results

Fungal infections from catheters can occur due to prolonged use, weakened immune systems, or exposure to contaminated environments. Certain medical conditions or treatments (e.g., chemotherapy) may increase risk.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

◆Associated findings1

Short name

Catheter Tip Fungal Culture

Frequently asked questions

How long does it take to get the results of this test?
Results typically take 3–7 days or longer, depending on lab conditions and fungal growth patterns. Your provider will discuss findings with you once they are available.
Can I prevent fungal infections from catheters?
Yes! Good hygiene, proper catheter care, and using antifungal solutions (if recommended) can reduce risk. Follow your provider’s instructions for catheter maintenance.
What if the test shows no fungi but I still have symptoms?
If symptoms persist despite a negative fungal culture, other tests (like blood cultures or imaging) may be needed to identify the cause. Your provider will work with you to determine the next steps.
  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