Eurofins Biomnis code

BKDEF

Synonyms

• BK - culture
• Tuberculosis - culture

Clinic significance

Mycobacteria are tested for in patients presenting with:
* clinical symptoms which are suggestive of tuberculosis. The most common etiologic agents of this disease are M. tuberculosis, M. bovis and M. africanum;
* lesions which are typical of infection with opportunistic mycobacteria. Different organs tend to be more associated with certain species:
- lungs: M. avium intracellulare, M. kansasii, M. xenopi, M. malmoense, M. abscessus
- lymph nodes: M. avium intracellulare, M. kansasii and M. scrofulaceum ;
- skin: M. marinum, M. ulcerans and M. chelonae;
- pus: M. avium intracellulare, M. kansasii, M. xenopi and M. chelonae;
- systemic infections: M. avium intracellulare, M. kansasii, M. xenopi.

Prenalytics

• Expectoration (3 consecutive days), BAL, Bronchial aspiration, pulmonary sample, pleural fluid, synovial fluid, ascite fluid, gastric fluid, Gastric intubation, Pericardic fluid : 5 mL Urine: 50 mL of morning urine (3 consecutive days) CSF: 1 mL Stool: 20 g Biopsies, swabbing: 2 swabs, do not add fluid. Pus or abscess : 2ml or swab, do not add fluid. Citrated whole blood : 10mL Bone marrow
• Refrigerated

Further information

• Always specify the sample type
• Enclose the specific clinical information form (R12-INTGB : Mycobacteria)
• The use of the S14UK transport bag is Mandatory.

Specific equipment available

S14: Special mycobacteria transport bags are to be used

Documents to download

• Specific clinical information form (R12-INTGB)

Methodology

Liquid medium and solid medium

Turnaround time

6 weeks (final result). All positive results are released the same day