Clinical Specimen New Sputum 256 Bronchial wash 18 Pleural Fluid 6 FNAB* 36 Pus$ 6 Total 322

*FNAB from Cervical lymphnode-27, Right neck-4, Axillary lymph node-2, one each from fore head, Right ear and Right supraclavicular node-1 $Pus aspirates cervical lymphnode-3, one each from right axillary lymphnode,cold abscess sternal region and right wrist joint

Table 2: Specimen wise distribution of 322 M. tuberculosis isolates