MANY publications have appeared indicating that chronic infection of the lower respiratory tract is a common occurrence. 1–10 Usually, the bacteriology has been determined by aerobic culture of ...

THE complex nature of chronic bronchitis makes it difficult to define the relative importance of the many factors that might contribute to its pathogenesis and course. 1,2 The progressive decline of ...

Indications : A sputum examination is carried out on patients who show symptoms of TB. Sputum collection is done early in the morning. The patient must have eaten at least two hours before the test.

Chennai: The ICMR's top tuberculosis research institute NIRT is in the process of developing and validating sputum-free tests using blood, stool, urine and saliva samples for diagnosing the disease.

Currently, adult patients with suspected PTB who cannot expectorate spontaneously have to undergo bronchoscopy with bronchoalveolar lavage, which is sent for microscopy and culture in order to confirm ...

In a recent study published in The Lancet Microbe, researchers evaluated the diagnostic accuracy of upper respiratory tract samples for active pulmonary tuberculosis (TB) compared to standard sputum ...