What is pleurisy?  what causes it, and what are the treatments?

Pleurisy. Pleurisy is an inflammation of the lining of the lung tissues, pleura. Some of the causes include infections (viral, bacterial, tb, fungal), autoimmune diseases, blood clots, and injuries. Treatments should be directed towards the underlying cause such as antibiotics for the bacterial infection. Nonsteroidal antiinflammatory drugs can help control the pain associated with it.
Lung lining inflamed. Pleurisy is used to describe pain from inflammation of the membranes surrounding the lung and chest wall. It can be caused by many things including infections such as virus and bacteria, autoimmune processes such as lupus. Treatment is based on finding the cause. Often anti inflammatory agents and steroids are used.