Tuberculous pleuritis

Tuberculous pleuritis refers from inflammation of pleura due to infection by Mycobacterium tuberculosis. It is considered second most common form of extra-pulmonary tuberculosis . It may progress into a tuberculous empyema.

Epidemiology

It may be commoner in young males.

Pathology

In most cases, tuberculous pleuritis is believed to stem from either rupture of a subpleural granuloma into the pleural space or dissemination of the mycobacteria via pleural lymphatics.

Radiographic features

Imaging findings may vary dependent on stage / chronicity of disease. There is often pleural thickening and in certain stages, a pleural effusion may be present . Co-existing parenchymal lesions of tuberculosis may be observed a high proportion of patients (e.g. over 80% )