How the condition diagnosed?
The diagnosis will usually be suspected based on the typical symptoms are present. These are mentioned above. It will have blood tests to identify disease, and radiography of the chest is also relevant to distinguish heart disease from lung disease with similar symptoms. ECG may show signs of heart disease.
Is there any doubt about the diagnosis, an ultrasound of the heart ( echocardiography ) to decide with certainty, whether there is heart failure or not? Occasionally, it may be necessary to do another research to clarify the cause of heart failure and the extent of the damage to the heart.