Lab Test

Anti-Fungal Susceptibility

Test Codes

EPIC: LAB6523, Beaker: XFNGS


Send Outs


  • Please indicate all antifungal agents patient is receiving at time of specimen collection.
  • Contact the Send Outs Laboratory for more information (248-551-9045).

Specimen Collection Criteria

Collect: Isolated organism in pure culture.

Physician Office/Draw Specimen Preparation

Maintain specimen at room temperature (20-26°C or 68-78.8°F) prior to transport.

Preparation for Courier Transport

Transport: Pure culture isolate, at room temperature (20-26°C or 68-78.8°F).

Rejection Criteria

Specimens not collected and processed as indicated.

In-Lab Processing

Maintain specimen at room temperature (20-26°C or 68-78.8°F) prior to transport.

Transport: Pure culture isolate, at room temperature (20-26°C or 68-78.8°F). 


Specimen Stability for Testing:

Isolates should remain at room temperature (20-26°C or 68-78.8°F) prior to and during shipping.

Specimen Storage in Department Prior to Disposal:

Specimen retention time is determined by the policy of the reference laboratory. Contact the Send Outs Laboratory with any questions.


Sent to University of Texas Health Science Center at San Antonio, San Antonio, TX.


Mold: Set up on Monday.
Yeast: Set up on Tuesday.

Isolate needs to be received in the Laboratory by Friday.
Results available in 7 days.

Reference Range

By report.

Test Methodology

Mold: Macrobroth dilution.
Yeast: Microtiter dilution.


By report.

Clinical Utility

This is used to determine susceptibility of fungal isolates to selected antifungal therapies. This information is useful in selecting antimicrobial therapies.

CPT Codes



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