A
5200 Harry Hines Blvd.
,
Dallas
,
TX
75235
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General Information
Alias: TB PCR
Performed: Mon,Wed,Fri
Turn Around Time: 4 days
CPT Codes: 87556
Performed By: Microbiology Lab
Notes: This test is not FDA approved for pleural or pericardial fluid specimens.
Clinical Utility: The test is specific for, but does not differentiate among, members of the M tuberculosis complex. M. celatum and M. terrae-like organisms will cross react if present at concentrations higher than 30 CFU/test, however these species are rare clinical isol
Link:
MTB Amplified Detection
Unacceptable Conditions: Patients who have received three or more days of antituberculosis therapy. AFB culture and smear will be ordered, in addition to PCR, when sufficient sample is available. If insufficient sample is available, only the culture and smear will be performed, and the PCR test will be cancelled.
Components
Name |
Method |
Sex |
Age Range |
Ref. Range Low |
Ref. Range High |
Units |
MTB PCR |
Transcription Mediated Amplification |
|
|
Negative |
|
|
Specimen Requirements
Type |
Container |
Volume |
Units |
Collection / Delivery |
Storage / Transport |
Off Campus |
CSF |
CSF Vial |
0.5 |
mL |
|
Room Temperature |
Refrigerate |
BAL, pleural fluid or other respiratory specimen |
Sterile Cup, MRD 100113 |
5 |
mL
|
Collection of early-morning specimen is optimal. |
Room Temperature |
Refrigerate |