Tags: Disease.
Catarrh /kəˈtɑr/ is a disorder of inflammation of the mucous membranes in one of the airways or cavities of the body. It can result in a thick exudate of mucus and white blood cells caused by the swelling of the mucous membranes in the head in response to an infection. It is a symptom usually associated with the common cold and chesty coughs but can also be found in patients with infections of the adenoids middle ear sinus or tonsils.