Cardiac pain is actually identified every day in cardiology. Cardiac pain has many causes and many types of manifestations, as follows: 1. Typical cardiac pain is acute myocardial infarction, some people will have severe heart pain, manifested as the most typical pain behind the sternum, while it may be accompanied by radiating pain in the back of the shoulder, the most common is the discharge pain in the back of the left shoulder, and some people will be accompanied by toothache. Others may have pain in the stomach and subxiphoid pain, which is often misdiagnosed as a gastroenterological condition. Therefore, in the case of typical myocardial infarction, there are generally more combined symptoms, and there will be a lot of sweating. If combined with this very serious situation, the first consideration is whether an acute myocardial infarction has occurred, and we should call 120 as soon as possible to go to the hospital. The pain will last at least 1 minute, a few seconds of needle-like pain is often not very related to the ischemia of the heart; 2, there may be a plant nerve dysfunction resulting in heart pain; 3, if the heart pain is accompanied by suffocation, with pressure-like feeling, and the duration is relatively short and is induced by exercise or emotional excitement, this should be considered is not myocardial ischemia, that is, angina pectoris If the pain of the heart lasts for 1 day or even 2 days, it is necessary to exclude whether it is a plant nerve disorder, some women’s menopause, this disease of the digestive tract can also be manifested as heart pain; 4, when there is an acute attack of cholecystitis, some people will show pain in the precordial region, some people think that the heart pain. So this heart pain is divided into several kinds, and there are many kinds of pain nature, need to be based on the nature of the pain, how to trigger, duration, relief factors to determine what kind of pain.