Dear doctors and other experienced experts in tuberculosis, kindly give feedback, regarding. Prevalence of positivity of CBNAAT(cartridge based nucleic acid amplification test) in extra-pulmonary tuberculosis.

Can we send such a samples? Article says for CBNAAT= Specimens that can be sent for testing include respiratory specimens such as sputum, bronchial or tracheal aspirates, Broncho-alveolar lavage and gastric lavage as well as extra pulmonary specimens like tissue biopsy including lymph node, pus from abscess, CSF, ascites and pericardial fluid, pleural fluid?