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| A B C D E F G H I J K L M N O P Q R S T U V W X Y Z # |
Susceptibility, Mycobacterium tuberculosis [7950X]
Test Code7451
CPT Codes
87190 (x5)
Includes
Ethambutol, Isoniazid, PZA, Rifampin, Streptomycin
If the organism is resistant to Isoniazid (0.2 mcg/mL), then an additional susceptibility test for Isoniazid (1.0 mcg/mL) will be performed at an additional charge (CPT code(s): 87190).
If the organism is resistant to Isoniazid (0.2 mcg/mL), then an additional susceptibility test for Isoniazid (1.0 mcg/mL) will be performed at an additional charge (CPT code(s): 87190).
Preferred Specimen
Pure isolate collected on an agar slant in a double-walled container or MGIT tube in a double-walled container
Transport Temperature
Room temperature
Specimen Stability
Room temperature: 30 days
Refrigerated: 30 days
Frozen: Unacceptable
Refrigerated: 30 days
Frozen: Unacceptable
Methodology
Continuously Monitoring Broth System (a variation of Agar Proportion Method)
Setup Schedule
Set up: Thurs p.m.; Report available: 28-29 days
Reference Range
See Laboratory Report
Clinical Significance
Susceptibility reports can be used as a guide in the choice of first course therapy or in confirming antimicrobial resistance that leads to a further course of treatment. Also used to estimate the prevalence of primary and acquired antimicrobial resistance in a community.
Performing Laboratory
| Quest Diagnostics Nichols Institute |
| 14225 Newbrook Drive |
| Chantilly, VA 20153 |
