Thea DM, Hammitt LL, Seidenberg P, et al. Limited utility of polymerase chain reaction in induced sputum specimens for determining the causes of childhood pneumonia in resource-poor settings: findings ...

Saliva molecular testing showed strong accuracy for pulmonary tuberculosis. Read more about this nonsputum diagnostic approach.

Lung cancer has the highest mortality of all cancers. The aim of this study was to examine DNA hypermethylation in sputum and validate its diagnostic accuracy for lung cancer. Currently, lung cancer ...

Swedish scientists have developed a new device that can detect tuberculosis (TB) DNA in exhaled air, offering a potential alternative when sputum samples are difficult to obtain.Tuberculosis, an ...