Any sample other than sputum Samples submitted in viral transport media Samples submitted in formalin or other preservatives Samples submitted in EDTA Samples contaminated with tap water Samples submitted in tissue paper Samples submitted in non-sterile containers Pooled samples Frozen samples Leaking containers Slides Blood bone marrow
Reference Range(s)
No acid fast bacilli recovered
Specimen Requirements
Preferred Specimen
Sterile collection container
Minimum Volume
2 mL sputum
Sample Stability
Unacceptable room temperature 5 days refrigerated Unacceptable frozen
Transport Temperature
Critical Refrigerated
Collection Instructions
10 mL sputum (induced) collected in a sterile, leak-proof container. Collect first morning sputum on 3 consecutive days for optimal recovery. Critical refrigerate (CRF).
