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Test Code LAB246 Culture, Acid Fast (AFB), Blood

Important Note

  • Source and volume required on patient label upon collection.
  • Culture and smear only performed if positive culture is indicated by continuous monitoring system.
  • No more than 3 cultures will be accepted per patient per 24-hour peroid unless authorized by Microbiology Manager, Pathologist, or Director of Laboratory Services. 
  • Contact Microbiology department for collection media (309-779-2120)
Infectious

Additional Codes

Sunquest: CBLAFB

Collection

Patient Preparation:

Clean venipuncture site with Chloraprep swab for 15 seconds. Allow to dry for 30 seconds. The site must be dry before performing venipuncture. Disinfect the top of the tube stopper with 70% Isopropyl alcohol wipe prior to collection and inoculation. Do no touch the site with any non-sterile object.

Specimen Type:

BD Bactec Myco/F Lytic Culture Vial.

**3-5mL optimal volume; Collecting optimal volume significantly increased the recovery rate.

Minimum Volume:

1mL

Reasons for Rejection:

Clotted specimen, Improper collection medium. No more than 3 cultures per patient per 24-hour period unless authorized.
 

 

Stability

Ambient: 24 hours (Preferred)

Refrigerated: 24 hours

Frozen: Unacceptable

Reference Range

No Growth

Methodology

BD Bactec Myco/F Lytic Culture Vial/ ESP Continuous Monitoring System.

Performing Laboratory

UnityPoint Health Pathology Laboratory Ankeny, IA

Days Performed:

Set up Sunday-Saturday 

Analytical Time:

Smear: 24 hours

Culture: 8 weeks

CPT Codes

Culture- 87015

Smear- 87206

Identification- 87116