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Test Code C Yeast Sc Yeast Screen

Biohazard Infectious

Clinical System Name

Yeast Screen


Yeast Culture




Includes culture for yeast only. This culture is typically set up when yeast infection is suspected from these body sites: Esophogeal/Throat, genital/vaginal, and nose. Direct stain is not included unless specifically requested. For all other body sites a Fungal culture should be ordered.


If the sample is urine, see Urine Culture plus Yeast Screen.


If the sample is blood, see Blood Culture, Aerobic + Yeast or Fungal Blood Culture (if fungus other than yeast are suspected, e.g. filamentous fungi).  


See also Fungal Culture and Fungal Culture for Dermatophytes.

Sample Requirements

SCH Main Campus Specimen collection: Culture should be collected using the ESwab system.


Off-Site Specimen collection: Samples collected at off-site locations (where specimen set up will be delayed) should be collected with an ESwab, which contains Amies transport media.


Container: Swab should be inserted into the sterile plastic tube containing Amies media provided in the package. 


Preferred Vol: N/A

Minimum Vol: N/A


Processing Instructions

CPA: Send sample to Microbiology for processing. 


Off-site processing:  Yeast Screens are not set up at Off-site Children's Lab locations. Sample should be kept at room temperature for courier pickup and delivery to the SCH Microbiology laboratory.



BD ESwab
Temp Time
Room temp 24 hours  
Refrigerated OK up to 48 hours
Frozen N


Procedure Performed Turn Around Time (TAT)
Culture 24/7 2-5 days

Cultures are read at appropriate intervals to detect early growth. STAT requests are not applicable.

Performing Laboratory

Seattle Children's Laboratory


Microbiology Laboratory

CPT Codes



This test is not limited to the CPT codes listed.  Others may be added as more testing is necessary and depending on the pathogens isolated (such as MIC's and ID's)

Reporting Information

Preliminary Report: 24 hours

Negative Final Report: 48 hours- 5 days

Notifiable Result

See Link below for Notifiable Conditions for WA state labs:


See Link below for PDF of phone numbers for Local Health jurisdictions (by County) in WA State: