Mycobacterium tuberculosis Complex, Rifampin Resistance, Culture/PCR,Sputum

Test Code

94578

CPT Codes
87801, 87116, 87206

Includes

For Mycobacteria culture, an additional charge for Concentration (CPT code(s): 87015) will be added as appropriate.

Identification will be performed at an additional charge for each organism:
CPT code(s) 87118: Matrix Assisted Laser Desorption/Ionization-Time of Flight or
CPT code(s) 87153: AFB Sequencing

If TB is isolated for the first time or after three months after the first isolate from a patient, susceptibilities will be performed at an additional charge (CPT code(s): 87190 per drug.

Preferred Specimen

10 mL sputum collected in a sterile leak-proof container

Minimum Volume

2 mL

Instructions

Expectorated sputum: Instruct patient to gargle with water and cough deeply

Transport Temperature

Refrigerated (cold packs)

Specimen Stability

Room temperature: Unacceptable
Refrigerated: 5 days
Frozen: Unacceptable

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)

Specimen received in formalin and/or alcohol • 24 hour pooled sputum • Samples with obvious food particles or other solid particulate • Processed/concentrated sputum specimen from client

Methodology
Real-Time Polymerase Chain Reaction • Continuous Monitoring Broth Culture System and Conventional Culture • Microscopic Exam with Fluorochrome Stain

Setup Schedule

Set up: Mon-Sat; Report available: 42-56 days

Reference Range

See Laboratory Report

Clinical Significance

Tuberculosis caused by Mycobacterium (M.) tuberculosis (TB) complex organisms remains a major global and public health problem with tuberculosis being cited as the leading cause of death due to a single infectious agent.

Performing Laboratory
Quest Diagnostics Nichols Institute
14225 Newbrook Drive
Chantilly, VA 20153

The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.