nitrogen (countable and uncountable, plural nitrogens) ( 1 uncountable) A chemical element (symbol N) with an atomic number of 7 and atomic weight of 14.0067. ( 2 uncountable) Molecular nitrogen (N2), a colorless, odorless gas at room temperature.
Your primary care doctor may detect a heart murmur or other signs of heart valve disease. However, a cardiologist usually will diagnose the condition. A cardiologist is a doctor who specializes in diagnosing and treating heart problems. To diagnose heart valve disease, your doctor will ask about your signs and symptoms. He or she also will do a physical exam and look at the results from tests and procedures.
An echo gives detailed images of your heart. It allows us to accurately assess the size of your heart, its chambers and how your heart valves are functioning. We can also examine the direction and velocity of blood flowing through your heart. An echo allows doctors to diagnose, assess and regularly check: 1  heart murmurs. 2  abnormal heart valves. 3  atrial fibrillation.  pump function in patients with damaged heart muscle (after heart 1  attacks) pump function of the heart for people with heart failure.  infection on heart valves (infective endocarditis)