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Mycobacterium & acid-fast bacterium (AFB) culture

Indications: - Mycobacterial infection Specimen: 1) sputum, tissue, urine, body fluid 2) swabs not acceptable 3) minimum volume: 10 mL or small piece of tissue 4) container: -> sterile container with a tight-fitting cap Notes: 1) detection of Mycobacterium spp. is improved by use of concentration techniques 2) smears & cultures of pleural fluid, peritoneal fluid & pericardial fluid often have a low yield 3) multiple cultures may improve yield Antibiotic sensitivity also performed.

Related

blood culture isolator (lysis centrifugation)

Specific

blood culture for fungus/Mycobacterium Mycobacterium avium paratuberculosis culture

General

culture for specific pathogen bacterial culture

References

  1. Harrison's Principles of Internal Medicine, 13th ed. Isselbacher et al (eds), McGraw-Hill Inc. NY, 1994, pg 492
  2. Culture, Acid Fast Bacilli Laboratory Test Directory ARUP: 60152
  3. Culture, AFB reflex to MTD Laboratory Test Directory ARUP: 60738
  4. AFB Identification Laboratory Test Directory ARUP: 60999