Bronchoalveolar lavage (BAL) culture (bronchoscopy pneumonia bronchiectasis CAP HAP VAP COPD NBL)
Microbiology
Notes
- The information given here is intended for use by healthcare professionals. Please see Lab Tests Online-UK for more general advice, links and background.
- Samples include directed and non-directed bronchoalveolar lavages
- In addition to routine bacterial and fungal culture, the following tests are available on request:
- Mycobacterium microscopy & culture
- Legionella culture
- Pneumocystis (PCP) detection
- Virology
- Other tests may be indicated after discussion with a consultant microbiologist
See also:
Mycobacterium and TB investigations
Pneumocystis jirovecii (PCP) detection
Required information
- Current or recent antibiotic therapy
- Immunocompromise
- Travel history
- Occupational risks
- Bronchiectasis
- If ventilated
Storage/transport
Transport without delay to ensure survival of fastidious organisms. Where transport is difficult, specimens may be cultured up to 48hr after collection.
If specimens are not processed on the same day as they are collected, interpretation of results should be made with care.
If transport is delayed, refrigeration is preferable to storage at ambient temperature.
Turnaround time
2–5 days