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