Chest pain needs to pay attention to the onset of conditions, pain duration, the nature of chest pain, chest pain location and so on.
1. Onset of the situation: chest pain is often in the labor and exertion, emotional excitement and other circumstances, this time the myocardial oxygen consumption will increase, it is likely to induce angina pectoris.
2. Pay attention to the duration of pain: most of the chest pain may be angina pectoris, the duration is often not more than ten minutes, if not relieved within thirty minutes, it is necessary to consider whether the acute myocardial infarction.
3. Pay attention to the nature of chest pain: angina pectoris is in the anterior region of the heart will appear pressure-like stuffiness, distension burning sensation, non-anginal chest pain is often manifested as lightning-like, tearing-like pain.
4. Pay attention to the location of chest pain: if angina pectoris, the location is often in the lower part of the sternum, and can be radiated to the back of the left shoulder, left hand ring finger and other places.