AFB2104

Slide for Acid Fast Bacilli (AFB) microscopic examination:

AFB2104-1: Negative;     AFB2104-2: Negative;       AFB2104-3: Positive

– Shipped April 12, 2021

Participants’ results

 Samples
AFBAFB2104-1AFB2104-2AFB2104-3
positive01 (Unacceptable)7 (Acceptable)
negative 7 (Acceptable)6 (Acceptable)0
Total777

CMPT QA/QC

All samples were produced by CMPT. Samples were randomly selected for QC/QA. Statistical analysis is not applicable. Unstained samples are homogenous and stable for at least 30 days at 4oC.

The AFB negative samples, AFB2104-1 and -2 consisted of Streptococcus salivarius and Moraxella catarrhalis.

The AFB positive sample, AFB2104-3 consisted of 3+ (11-50/oif) Mycobacterium chelonae and Streptococcus salivarius.

Posted in AFB Results, critiques