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Test Code MSA Culture and Sensitivity, Stool (Salmonella, Shigella, Vibrio and Campylobacter)

Additional Codes

Epic Ordering Code LAB223
NBS code LBC00893
Service code 23023

 

Specimen Requirements

Submit only one of the following

Preferred:
Stool Container

Preferred
Specimen Type: Stool
Container/Tube: Sterile screw-capped container with attached spatula
Volume: 10.0 g / 5.0 mL
Minimum Volume: 5.0 g (size of a grape) / 2.0 mL (liquid stool)
Collection Instructions: Collect sample prior to any antimicrobial treatment.

Do not submit more than 2 stool specimens per patient without prior consultation with microbiologist. Do not send stool for bacterial culture when patient has been hospitalized for >72 hours.

Please indicate if the laboratory is needed to look for specific enteric pathogens or rarely isolated enteric pathogens.

 

Acceptable
Specimen Type: Rectal swab
(Only when stool specimen cannot be collected; e.g. newborns, severly debilitated adults)
Container/Tube:  eSwab, M40 transystem Amies agar transport media (for non-NUH patients)
Volume: 1 swab
Collection Instructions: Pass the tip of a sterile swab approximately 2.5 cm beyond the anal sphincter. Rotate the swab and then withdraw it. Place swab in transport medium.

 

Please refer to eSwab Training Slides.

Specimen Stability and Condition

Specimen Type Stool, Rectal Swab
Ambient Submit sample to lab immediately
Unaceptable Condition

Frozen

 

Refrigerated

 

Stool contaminated with urine or disinfectants.

Methodology

Conventional Culture

Days and Times Performed

Monday through Sunday, TAT 2 - 3 days

Reference Interval

Salmonella, Shigella, Campylobacter and Vibrio not isolated.

Testing Laboratory

National University Hospital

Clinical Microbiology, 67724343

Useful For

Diagnosis of infection caused by bacterial enteric pathogens.

Update

Last updated 31/7/2026

LOINC Code Information

625-4