This study was done on 2401 patients suspecting to suffer from Tuberculosis. Study included prospective analysis. This study was done for 1 year and 8 months.  Sputum examination was done in all cases and sputum staining for AFB is done by Z.N stain.

RESULTS: Total 2401 cases were included in this study. Out of 2401 Cases included, 190 cases were categorized as positive ­­­­­­­­­­and 2211 were categorised as negative.

 CONCLUSION: Z N staining is a rapid, easily available technique for evaluation of AFB. It helps in making diagnosis and management plan. Z N staining is a simple and quick procedure. Microscopy continues to be indispensible for detection of AFB. It is rapid, cost effective, easy to use with high specificity.