Mycobacterium tuberculosis detection, NAA without culture

Alphabetical Test listing

Mycobacterium tuberculosis detection, NAA without culture-13544

October 5, 2020

Due to reagent procurement issues, this test is currently unavailalbe. An alternate test, for sputum sources, is the Mycobacterium tuberculosis Rifampin PCR (12932/LAB12932).

Test name:

Mycobacterium tuberculosis detection, NAA without culture

Test number:

13544

Excellian order number:

LAB13544

Alternate names:

Mycobacterium tuberculosis detection, PCR without culture

Useful for:

Detect and identify Mycobacterium tuberculosis complex in respiratory and other defined specimen types

Specimen type:

Sputum

Collection container:

Sterile container

Volume:

5 mL

Processing instructions:

If the specimen is to be split for additional testing, it should be divided so that each portion is transported at the appropriate temperature.

Transport container:

Sterile container

Alternate specimen type:

5 mL Respiratory aspirate;5 mL Lavage fluid;5 mL Pleural fluid;1.0 mL Cerebrospinal fluid (CSF);2mm respiratory tissue

Alternate specimen volume:

Respiratory aspirate, lavage or pleural fluid - 5 mL Pleural fluid;Cerebrospinal fluid (CSF) - 1.0 mL ;Respiratory tissue - 2 mm

Transport and stability:

Refrigerated

Reason for rejection:

Quantity not sufficient (QNS)
Specimen received after leaking out of transport container into specimen bag
Syringe with attached needle
Inappropriate or expired specimen transport device
Unlabeled specimen container or container with a single patient identifier
Name discrepancy between specimen container label and the computer or the requisition
Specimen received after prolonged delay (usually more than 72 hours unless frozen)
Blood and bone marrow are not suitable for amplification test and will NOT be tested
Tissue not of respiratory origin will NOT be tested

Performing lab:

LabCorp Burlington (183059): R-LC

Days set up:

Mo - Fr

TAT:

4 - 7 days

Method:

Nucleic acid amplification (NAA)

Reference ranges:

Negative

Clinical information:

Per the College of American Pathologists (CAP) guidelines, a culture must be performed on all samples regardless of the molecular test result (MIC 64820). By ordering this test, the client has assumed responsibility for performance of the culture.

CPT codes:

87556

LOINC code:

Result 13956-8

Date created:

04/10/2019

Revised date:

05/20/2019