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Lonic Code

 

Test Name

AFB Smear

Synonyms

Acid Fast Bacilli Smear, stain for mycobacteria

Test Consists

Mycobacterial [AFB] smear only; no culture performed.

Specimen Requirements

Sputum early morning deep cough to produce lower respiratory specimen, bronchoalveolar lavage, bronchial brushing, sterile body fluids, tissue.

Volume and Container

Sterile sealed leak proof container

Storage and Transport

Maintain at room temperature and transport to Microbiology Laboratory within one hour.

Critical Values

Phone report of smears positive for acid fast organisms.

Causes for Rejection

Use of nonsterile container; Delay in transport; Improper labeling; Insufficient volume

Turn Around Time

Result available within 24 hours, unless ordered as STAT. Urgent test available on request with same day results.

Availability

Non-urgent sent to ARUP reference laboratory- see AFB culture; Urgent available same day

CPT / HCPCS Code

87206

Medicare Fee

 

Comments

Culture still needed to be sent to reference lab. See Acid Fast Bacilli Culture Test.

Row Stamp

38,287,307

Last Updated

 

Volume

> 1 mL

Minimum Volume

1 mL for most specimens; for CSF at least 5 mL; for urine at least 40 mL.

Indications

Suspected mycobacterial infection.

Professional Fee

 

Tech Charge

 

Total Fee

 

Special Instructions

 

Lab

Microbiology BA-1672, 706-721-2807

Schedule

Daily

Request Form

Indicate medical necessity.

Methodology

Fluorochrome acid fast stain. If positive, a Kinyoun stain is performed to confirm.

Patient Prep

 

Post Processing

Observe for complications of collection procedure.

Collection Guidelines

Sputum - See Collection Guidelines for Common Specimens; Bronchalveolar lavage, bronchial brushings and transbronchial biopsy - Contact Pulmonary Medicine for collection; Sterile body fluids - Collect using aseptic technique.

Reference Range

No acid fast organisms present.

Limitations and Contraindications

Weakly acid fast organisms may not be detected. Culture is more sensitive and is needed for organism identification and susceptibility testing.

Interpretation

 

Additional Information

 

CPOE Test Name

AFB Smear

Status

1

AUDIT_DEL

 

Attachments

Created at 9/8/2014 5:56 PM by Bradshaw, Keir
Last modified at 11/11/2016 3:39 PM by McMullen, Allison R.