Md. Abu Raihan1, Kazi Shafiqul Halim2, Nirmal Kanti Sarkar3, Md. Serazul Islam3, Md. Khairul Anam4, Nihar Ranjan Saha5, Bipul Kanti Biswas5,Abdullah Al Mujahid3, SM Abdur Razzaque6

Abstract:
Background: Tuberculosis is still a leading cause of death in Bangladesh and worldwide. Though there is an increase in tuberculosis case detection rates than previous years, case detection rate still needs to be expanded to reach the goal of
stop TB. There are significant differences in case notification in different levels. So, doubt have been raised regarding how correctly diagnosis is made. This study intended to explore the real scenario regarding validity of diagnosis of smear-positive tuberculosis cases and reveal the underlying pitfalls and thus the study will enhance the TB control program in Bangladesh.