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Test Code LAB246 Acid-Fast Bacterial Culture, Blood

Methodology

Conventional Culture Technique- All specimens received for acid-fast culture are sent to RCH and then shipped to Mayo for culture.

Performing Laboratory

RCH - MAYO

Specimen Requirements

Preferred: Green top (sodium or lithium heparin)

Acceptable: SPS (sodium polyanethol sulfonate)

Specimen Volume: 8 to 10 mL per culture

Collection Instructions:

1. Send whole blood specimen in original tube.

2. SPS tubes are acceptable, but not preferred.

3. Note: SPS tubes must be clearly labeled as SPS. If label is obscured, sample may be canceled, as ACD (yellow top) is not an acceptable tube type.

SPECIMEN MINIMUM VOLUME 

5 mL

Specimen Stability

Ambient (preferred): 7 days

Refrigerated: 7 days

Day(s) Test Set Up

Monday through Sunday

Test Classification and CPT Coding

87116