- AFBCU
Acid Fast Bacillus Culture w/ AFB Stain
Specimen:
Test Code
AFBCU
Specimen Name
Acid Fast Bacillus Culture w/ AFB Stain
Collect
Sputum: early morning collection in a sterile leak-proof container. Limit the number of samples to 3 specimens collected consecutively in 8- to 24-hour intervals, with at least one being an early morning specimen. Early morning sputum specimen is preferred, approval is required for additional specimens. The number of specimens that should be submitted is related to the results of early smear examinations. Sputum: early morning collection in a sterile leak-proof container. Limit the number of samples to 3 specimens collected consecutively in 8- to 24-hour intervals, with at least one being an early morning specimen. Early morning sputum specimen is preferred. Approval is required for additional specimens. The number of specimens that should be submitted is related to the results of early smear examinations.
Early morning urine in a sterile leak-proof container. Gastric aspirate, body fluid and tissue in a sterile leak-proof container.
Early morning urine in a sterile leak-proof container. Gastric aspirate, body fluid and tissue in a sterile leak-proof container.
Submit
5-20 mLs sputum, at least 1-2 mLs CSF, 5-20 mLs gastric aspirate, >= 40mLs urine, 5-50 mLs body fluid, or 1 gram of tissue.
Special Handling
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Rejection Criteria
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Stability
Refrigerated
Methodology
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Performed
Performed Monday through Friday - Final at 6 weeks
Reported
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CPT Codes
- 87116
- 87206
Components
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Additional Information
Preliminary: Acid fast stain at 24 hours, Negative at 4 weeks; Final: Negative at 6 weeks; Positive cultures are reported as soon as detected; Note: Identification performed on positives; Susceptibility performed on Mycobacterium other than M. tuberculosis complex isolates by request; Susceptibility testing of M. gordonae from sputum is usually inappropriate.
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Test Information
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Common Lab Definitions
- Serum
- Plasma
- STT