Heart attack, also known as myocardial infarction, the main symptoms of pre-infarction are pain in the precordial area, dyspnea, cough and sputum, etc., and the specific symptoms need to be determined according to the patient’s own situation.
1. Anterior heart pain: a typical manifestation of pre-infarction, patients mainly appear chest pain, oppressive knife-like pain, radiating to the left shoulder, can also be involved in dental pain, mainly due to the myocardial blood supply, insufficient oxygen supply.
2. Dyspnea: when myocardial ischemia and hypoxia occur in the pre-infarction period, it induces left heart failure, and the stagnation of the pulmonary circulation can lead to exertional dyspnea, chest tightness and shortness of breath, activity intolerance, nausea and so on.
3. Cough and sputum: pre-infarction heart failure, chest tightness, shortness of breath, cough, cough sputum, cough pink foamy sputum, mainly due to myocardial infarction caused by left heart failure, the pulmonary circulation appears to be caused by stagnation.
If the patient has a pre-infarction symptoms, should immediately seek medical attention, under the guidance of a professional doctor for treatment, do not delay the condition, the body damage.