It is recommended that you see a doctor specializing in interventional cardiology if you have any of the following symptoms : - Chest pain: Chest pain or discomfort in the chest region may be signs of angina pectoris or even myocardial infarction. - Dyspnoea (shortness of breath). - Excessive fatigue. - Palpitations: The feeling that the heart is beating abnormally or irregularly may be associated with cardiac arrhythmias or other heart rhythm disorders. - Swelling of the feet or ankles: Edema (fluid retention) in the feet or ankles may be a sign of heart failure. - Dizziness or fainting: Dizziness or feeling faint may be caused by a sudden drop in blood flow to the brain, which may be related to heart problems. - Radiation pain: Pain that spreads to other parts of the body, such as the left arm, neck or jaw, may be a sign of a possible heart attack. - Excessive sweating: Heavy sweating, especially accompanied by other symptoms such as chest pain or nausea, may be a sign of heart discomfort. - Heart rhythm disturbances: Symptoms such as rapid heartbeat, irregular heartbeat or feeling of "atrial fibrillation" may indicate heart rhythm problems that require evaluation.