Doctors diagnose pneumonia mainly by talking to the person who is unwell and examining them. A chest x-ray is also a good help.
Bronchitis is the inflammation of the larger airways in your lungs, which causes an ongoing cough. Learn how to reduce the risk of bronchitis.
Chest injury is any injury to the chest area, between the neck and the abdomen. Learn about the signs of injury and treatments.
Aortic stenosis occurs when the aortic valve, a one-way door leading out of the heart, narrows — making it hard for the heart to pump blood through.
Whooping cough causes and diagnosis
Whooping cough (pertussis) is a highly contagious bacterial infection passed on through close personal contact, sneezing and coughing. Find out more about its diagnosis.
Heart failure diagnosis
There are a number of common symptoms of heart failure or chronic heart failure. If your doctor thinks you may have heart failure, you will probably need to have tests to find out more.
Many of the symptoms of leukaemia are quite general and can be caused by a range of illnesses. Find out more about leukaemia diagnosis.
Heart murmurs are extra sounds made by the heart. Some heart murmurs are serious, some are not — here's what you need to know.
Erythema nodosum is a skin condition consisting of a lumpy, red rash, usually on the lower legs. While harmless, it can be painful. Learn more here.
An angiogram is a test used to help detect abnormal blood vessels, clots and other problems. Learn more about angiograms including what to expect.