Acid Fast Bacilli Culture (Blood)

Overview

  • EPIC Code:
  • LAB3004
  • Soft Test Code:
  • AFBCU
  • Send Out Test Code:
  • CTBBL
Alternate Names
  • Acid Fast Bacilli Blood Cx
  • AFB Blood Culture
  • AFB Blood Culture w/AFB Sensitivity
  • AFB Culture
  • Culture, Mycobacterium
  • Culture, Mycobacterium Blood
  • Mycobacterial Culture, Blood
  • Mycobacterium
  • Mycobacterium Blood Culture
  • Mycobacterium Culture
Clinical Significance

Mycobacteremia occurs most often in immunocompromised hosts. The majority of disseminated mycobacterial infections are due to Mycobacterium avium complex but bacteremia can also be caused by other mycobacterial species including, but not limited to, Mycobacterium tuberculosis complex, Mycobacterium kansasii, Mycobacterium fortuitum, Mycobacterium chelonae, Mycobacterium scrofulaceum, Mycobacterium szulgai, and Mycobacterium xenopi.(1) Mycobacterial blood cultures may be indicated for patients presenting with signs and symptoms of sepsis, especially fever of unknown origin


Specimen Collection & Preparation

Specimen Requirements

8.0 to 10.0 mL Whole Blood in a Green Top Tube - Li Heparin

 


Transport And Storage

7 days Ambient preferred

7 days Refrigerated


Collection Instructions

Specimen must be processed by testing laboratory (Mayo Clinic) within 72 hours of collection

Should only be drawn Monday through Thursday and must be to the Parkview Regional Medical Center before 4:00 p.m. the day of collection.

 


Minimum Volume

0.5 mL


Neonatal Volume

Clinical Interpretation

Reference Range:

See Interpretive results

 


Test Comments:

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


Methodology:
  • Culture
Clinical Significance

Mycobacteremia occurs most often in immunocompromised hosts. The majority of disseminated mycobacterial infections are due to Mycobacterium avium complex but bacteremia can also be caused by other mycobacterial species including, but not limited to, Mycobacterium tuberculosis complex, Mycobacterium kansasii, Mycobacterium fortuitum, Mycobacterium chelonae, Mycobacterium scrofulaceum, Mycobacterium szulgai, and Mycobacterium xenopi.(1) Mycobacterial blood cultures may be indicated for patients presenting with signs and symptoms of sepsis, especially fever of unknown origin


Production Schedule

Sites Performed
  • Mayo Laboratory
Days Performed
Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
Departments
  • Sendouts - Clinical
Turn Around Time

42 to 45 days


Coding & Compliance

CDM

00913943


CPT Coding

87116 (additional CPT's 87118, 87150, 87153 as appropriate)