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Lab Test Dictionary

Antimicrobial Susceptibility, AFB, Rapid Grower, MIC Panel (19079)


Broth Microdilution


AFB; Acid Fast Bacil; Mycobacterium; Mycobacteria; Mycobacterial; MTB; TB; AFB Susceptibilities

Specimen Type

Culture Isolate

Performing Lab

Quest Diagnostics San Juan Capistrano

Epic ID


Lab Test Days

Monday, Tuesday and Friday

Standard TAT

14-21 Days

Collection Information

Specimen Required

Pure culture of a Runyon group IV mycobacteria (rapid growers) safely contained in a Double-walled safety container

Container Type

Agar Slant

Processing Information - Lab Use Only

Transport Temperature


Specimen Stability

Frozen: Unacceptable

Rejection Criteria

Mixed cultures or organisms not considered rapid growing mycobacteria; Raw specimens; Frozen isolates; Isolates overgrown with bacteria, yeast, and fungi

Processing Instructions

Indicate original culture specimen ID, source, and organism ID in comment, on specimen and on batch sheet.

Included Tests

Amikacin, Cefoxitin, Ciprofloxacin, Clarithromycin, Doxycycline, Imipenem, Linezolid, Moxifloxacin, Tigecycline, Tobramycin, and Trimethoprim/Sulfamethoxazole.

CPT Codes