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Test ID CTBBL Mycobacterial Culture, Blood

Useful For

Diagnosing mycobacteremia

Method Name

Continuously Monitored Automated Broth Culture Instrument with Conventional Methods for Identification of Mycobacteria

Reporting Name

Mycobacterial Culture, B

Specimen Type

Whole blood


Shipping Instructions


Specimen must be processed within 7 days of collection.



Necessary Information


Specimen source is required.



Specimen Required


Container/Tube:

Preferred: Green top (sodium or lithium heparin)

Acceptable: SPS (sodium polyanethol sulfonate)

Specimen Volume: 8 to 10 mL per culture

Collection Instructions:

1. Send whole blood specimen in original tube.

2. SPS tubes are acceptable, but not preferred.

3. Note: SPS tubes must be clearly labeled as SPS. If label is obscured, sample may be canceled, as ACD (yellow top) is not an acceptable tube type.


Specimen Minimum Volume

5 mL

Specimen Stability Information

Specimen Type Temperature Time
Whole blood Ambient (preferred) 7 days
  Refrigerated  7 days

Reference Values

Negative

If positive, mycobacteria are identified.

A final negative report will be issued after 42 days of incubation.

Day(s) Performed

Monday through Sunday

Performing Laboratory

Mayo Clinic Laboratories in Rochester

CPT Code Information

87116-Mycobacterial Culture

87118-Id MALDI-TOF Mass Spec AFB (if appropriate)

87150-Id, Mtb Speciation, PCR (if appropriate)

87150-Mycobacteria Probe Ident, Solid (if appropriate)

87153-Mtb PZA Confirmation, pcnA sequence (if appropriate)

87153-Mycobacteria Identification by Sequencing (if appropriate)

87150- Id, MTB complex Rapid PCR (if appropriate)

LOINC Code Information

Test ID Test Order Name Order LOINC Value
CTBBL Mycobacterial Culture, B 64412-0

 

Result ID Test Result Name Result LOINC Value
CTBBL Mycobacterial Culture, B 64412-0

Test Classification

This test has been cleared, approved, or is exempt by the US Food and Drug Administration and is used per manufacturer's instructions. Performance characteristics were verified by Mayo Clinic in a manner consistent with CLIA requirements.

Report Available

42 days

NY State Approved

Yes

Reflex Tests

Test ID Reporting Name Available Separately Always Performed
ISMY ID by 16S Sequencing No, (Bill Only) No
RMALM Id MALDI-TOF Mass Spec AFB No, (Bill Only) No
RTBSP Id, Mtb Speciation, PCR No, (Bill Only) No
LCTB Id, MTB complex Rapid PCR No, (Bill Only) No

Testing Algorithm

When this test is ordered, the reflex tests may be performed at an additional charge.

Forms

If not ordering electronically, complete, print, and send a Microbiology Test Request (T244) with the specimen.