Some people with pulmonary oedema may experience a cough with frothy sputum (spit) with blood in it.How is pulmonary oedema diagnosed?Doctors will diagnose pulmonary oedema based on a patient's symptoms, a chest X-ray and other tests.Who gets it?Anyone can get it, although it is most commonly seen due to heart failure.What age do people get it?People of any age can get it.Does is run in families?I