Dizziness, chest tightness, what's going on?

Symptoms of dizziness, palpitation and chest distress are considered to be caused by poor blood supply to the heart. ECG is needed to see if there is myocardial ischemia or arrhythmia. In addition to ECG, cardiac color Doppler ultrasound and 24-hour dynamic ECG are also needed to further clarify the heart condition, rule out heart diseases. Lung diseases may also show chest distress, such as emphysema. Chest CT is needed to rule out lung diseases, which are organic diseases. If excessive fatigue or stay up late, lack of sleep, and mood is not comfortable and other reasons, it may also cause dizziness, palpitation, chest distress symptoms, belong to functional problems, not very serious. once the performance of dizziness, palpitation, etc., need to do relevant examination to rule out organic lesions.