A cardiologist is, as other specialists, a doctor with the will to relief and help patients. The difference lies in the focus of disease. Cardiologist will focus in the diseases of the heart and its artereries. Cardiovascular disease is still the main cause of death worldwide, therefore cardiologist have an unique oportunity to intervene and prevent heart disease or its progression.
Of course, this is my personal opinion as a cardiologist in Barcelona, where we have the possibility not only to treat or cure but also to prevent disease.
On top of the ones mentioned above, here is a list of some other common pathologies.
The test that can be perfomed as an outpatient in the office are the following: