Slide for Acid Fast Bacilli (AFB) microscopic examination:
AFB1810-1: Negative
AFB1810-2: Positive
AFB1810-3: Positive
– Shipped October 24, 2018
Participants’ results
Samples
AFB AFB1810-1 AFB1810-2 AFB1810-3
positive 5 (Acceptable) 5 (Acceptable)
negative 5 (Acceptable)
Total 5 5 5
CMPT QA/QC
Samples were randomly selected for QC/QA.
Unstained samples are homogeneous and stable for at least 30 days at 4°C.
AFB negative sample, AFB1810-1, consisted of Streptococcus salivarius and Moraxella catarrhalis.
AFB positive samples, AFB1810 -2 &-3, consisted of 3+ (11-50/oif) Mycobacterium chelonae and Streptococcus salivarius.
Statistical analysis is not applicable.
