Comparison of Various Concentrations of Carbol Fuchsin Solutions in Ziehl-Neelsen Staining for Detection of Acid-Fast Bacilli in Sputum Samples
This study was carried out to evaluate Ziehl-Neelsen staining using various concentrations of carbol fuchsin solution.Duplicate smears from 173 sputum samples were made and stained with 1%, 0.3% and 0.1% carbol fuchsin solution.The smear results were recorded semi quantitatively according to the WHO guidelines.A comparative analysis of the results