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AFB Culture and Smear
Test CodeAFBCUL
Alias/See Also
TB Culture w/smear
CPT Codes
87205 87116
Preferred Specimen
Sputum, stool, urine, and body fluid washes. Call microbiology for volumes.
Instructions
Must be collected in a sealed sterile leak proof container. Keep tissues moist with sterine saline. Send to the lab immediately. Do not collect in EDTA.
Transport Container
Sealed sterile leak-proof container
Transport Temperature
refrigerate
Specimen Stability
Specimens that cannot be processed within one hour of collection should be refrigerated during and transport and storage.
Methodology
Culture
Setup Schedule
Daily
Report Available
Reports issued at 2,4, and 6 weeks. Smear reported in 24 hours.
Clinical Significance
It is recommended that 3 sputum specimens be collected for patients that have clinical and chest x-ray findings compatible with tuberculosis. These three samples should be collected at 8 to 24 hour intervals (24hours when possible) and should include at least one first morning specimen.
