Tuberculosis

Data on Tuberculosis Published by L. Otero and Colleagues

Published in TB and Outbreaks Week, April 26th, 2011

2011 APR 26 -- According to a study from Lima, Peru, "Ten peripheral laboratories performing routine acid-fast bacilli (AFB) smear microscopy in Lima, Peru. To test whether external quality assessment (EQA) rechecking of AFB smears becomes more efficient with stratified lot sampling of treatment follow-up smears."

"In 2 consecutive years, a stratified lot sample of 36 treatment follow-up slides and 24 diagnostic slides were randomly selected and blindly rechecked. A second controller determined the final result for discordant slides. Feedback was provided to laboratory technicians during supervisory visits. More false-negative errors were found in the...

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Source: TB and Outbreaks Week (2011-04-26)

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