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Lab Test Dictionary

Customized Phenotypic Susceptibilities (NTM3/NTM5/MTB6)


Performing Lab

National Jewish Health (NJH) Mycobacteriology


Epic ID

LAB080035

Lab Test Days

Monday-Saturday


Collection Information

Specimen Required

An identified isolate is required for testing (does not necessarily apply to veterinary rapidly growing isolates). Specimen Volume: Laboratory must receive visible growth of an isolate on solid media or an isolate in broth media (≥ 3 mL).

Container Type

Isolate


Processing Information - Lab Use Only

Transport Temperature

Room Temp Only

Rejection Criteria

Cultures received with incomplete identifiers; Mixed cultures; Note that prior to rejection, attempts will be made to isolate organisms; A re-isolation charge will be applied in these cases; Cultures containing mold; Solid media with insufficient growth; Cultures submitted on agar plates; Liquid media with < 2 mL; Leaking specimens

Processing Instructions

Complete a NJH Mycobacteriology requisition form and submit with specimen room temp Monday-Friday, no weekends or holidays. Source, organism and susceptibilities are required.


Included Tests

Slowly growing mycobacteria (Test code: NTM3): Amikacin, Azithromycin, Ciprofloxacin, Clofazimine, Clarithromycin, Doxycycline, Ethambutol, Ethionamide, Kanamycin, Levofloxacin, Linezolid, Minocycline, Moxifloxacin, Ofloxacin, Rifabutin, Rifampin, Rifampin/Ethambutol Synergy, Streptomycin and Trimethoprim-sulfamethoxazole. Rapidly growing mycobacteria (Test code: NTM5): Amikacin, Augmentin, Azithromycin, Cefepime, Cefotaxime, Cefoxitin, Ceftriaxone, Ciprofloxacin, Clarithromycin, Clofazimine, Clofazimine-Amikacin Synergy, Doxycycline, Gentamicin, Imipenem, Kanamycin, Linezolid, Minocycline, Omadacycline, Moxifloxacin, Tigecycline, Tobramycin, Trimethoprim-sulfamethoxazole. Mycobacterium tuberculosis (Test code: MTB6): Amikacin, Azithromycin, Capreomycin, Ciprofloxacin, Clofazimine, Clarithromycin, Cycloserine, Ethambutol, Ethionamide, Isoniazid, Kanamycin, Linezolid, Levofloxacin, Moxifloxacin, Ofloxacin, p-Aminosalicyclic acid, Pyrazinamide, Pyrazinamide (MIC), Rifabutin, Rifampin, Streptomycin. M. haemophilum and M. shimoidei (Test code: NTM3): Amikacin, Ciprofloxacin, Clarithromycin, Clofazimine, Ethambutol, Linezolid, Moxifloxacin, Rifabutin, Rifampin, Streptomycin.


CPT Codes

NMT3: 87186 (x2), 87188, 87181; ntm5: 87186; MTB6 87190, 87188 (x)


Revised

5/29/24

Initials

SA