Aim: To evaluate the utility of bronchoalveolar lavage (BAL) by flexible fiberoptic bronchoscopy (FOB) in sputum smear negative patients with clinical and radiological characteristics of pulmonary tuberculosis (PTB). Materials and Methods: This prospective study was carried out in 30 sputum smear negative patients of age group 20 to 70 years. who were highly suspicious for PTB by clin... https://giantrobos.shop/product-category/accessories/