… disease is an uncommon but potentially serious form of pneumonia caused by an infection. On this page: What is … disease is an uncommon but potentially serious form of pneumonia . You can become infected if you breathe in … Legionnaires’ disease, you’ll have symptoms similar to pneumonia , flu or a chest infection. These symptoms can …

… Cryptogenic organising pneumonia (COP) Cryptogenic organising pneumonia (COP) is a rare lung condition. It was previously called bronchiolitis obliterans organising pneumonia (BOOP). On this page: What is cryptogenic …