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Test Code LAB877 AFB Culture and Smear

Useful For

Use: To culture tissue or body fluids in suspected cases of Mycobacterial disease. 

Reflex Testing:  May include:  DNA Probe; further ID and sensitivities must be requested by ordering physician. 

Performing Laboratory

Asante Rogue Regional Medical Center

 

Performing Department

Microbiology

Specimen Required

For collection of sputa, the patient is instructed to cough deeply into a sterile container.  At least 5 mL of sputum per specimen is requested.  An early morning sputum is the specimen of choice.  For best recovery of organisms, 3 separate specimens collected over 3 consecutive days are submitted. 

 

For sputum, the patient should vigorously rinse his/her mouth with sterile water 3 times prior to collection.  Dentures should be removed.  Oral antiseptics must be avoided prior to specimen collection.

AFB Specimen Requirements

 

Collect in sterile container.

Sterile Collection Cup

Specimen Minimum Volume

See attached chart as varies based upon specimen type

Specimen Stability Information

See attached chart as varies based upon specimen type

Day(s) Performed

Monday through Sunday

 

Report Available

  • Turnaround time for smear is 24 hours.
  • Preliminary report: weekly (beginning at 2 weeks); final report:  8 weeks.
  • If reflex testing is required, test results will be delayed. 

Method Name

Culture on Selective Media and Continuous Monitoring Mycobacterial Culture System

CPT Code Information

87206 Stain, AFB – Smear, primary source with interpretation
87015 AFB Concentration – (any type), for infectious agents

87116 Culture, Mycobacteria - or other acid-fast bacilli