Spontaneous bacterial empyema is a serious infection of the fluid in your pleural cavity that can happen when you have a fluid buildup around your lungs called hepatic hydrothorax. Spontaneous ...

Plastic bronchitis is the buildup of lymph fluid in the lungs. The fluid leaks into the airways and causes tree-like casts to form, blocking the airways. Treatment includes removing the casts and ...

Hypoxia is a condition where there are abnormally low levels of oxygen in the body, according to the World Health ...

Pericarditis is inflammation of the sac around the heart, called the pericardium. If pericarditis becomes chronic, it can lead to pericardial effusion. This is when the pericardium fills with fluid.