Table 1.

Specimens analyzed and culture results

AFB result and source of specimen(s)No. with indicated culture result
ContaminatedNegativeMTBCM. avium
AFB negative
    Pulmonary
        Sputum722131
        Bronchoalveolar lavage fluid14
        Bronchial secretions252
        Brushing12
        Washing131
        Total1135181
    Extrapulmonary
        Cerebrospinal fluid7
        Gastric fluid14
        Lymph node4
        Pericardial fluid2
        Pleural fluid81
        Pus2
        Synovial fluid1
        Tissue151
        Urine21
        Total2353
AFB positive
    Pulmonary
        Sputum111
        Washing11
        Total1112
    Extrapulmonary
        Pleural fluid1
AFB suspicious
    Sputum1