|Mnemonic: ||[C AFB]|
|Name: ||AFB (Acid Fast Bacilli) Culture, Sputum/Biopsy/Fluid/Aspirate|
|Specimen: ||Submit specimen in a sterile container. |
Respiratory: Collect 1-10cc of following specimens:
- Sputum deep cough, early morning
- Induced Sputum
- Tracheal Aspirate
- Bronchial Washing (BW)
- Bronchoalveolar Lavage (BAL)
Body Fluids: Collect aseptically 1-10cc of the following specimens (minimum volume accepted- 1cc)
- Cerebrospinal Fluid (CSF)
- Pleural Fluid
- Pericardial Fluid
- Synovial Fluid
- Ascitic Fluid
Bone Marrow: Collect 1-5cc of specimen in a heparin tube.
Tissue, Bone, Biopsy specimens: Collect in a sterile container. Add 1-2cc of sterile water or saline (do not send dry or in a gauze).
Urine: Collect first morning specimen, ship on ice (no 24 hr samples)
Exudates, Pus, and Drainage: Specimens may be collected on culturette swab.
Port-a-cul swabs are NOTsuitable for acid fast culture.
|Ref Lab/Code: ||PHL |
|Reference Range: ||No growth|
|Critical Range: ||Positive|
|Note: ||Deliver tissues, biopsies immediately. |
Sputum, fluid specimens may be held up to 24 hours refrigerated.
Negatives are preliminarily reported @ 3 days with final reports @ 6 weeks.
Positives are reported immediately.