What symptom does myocardial necrosis have

summary

The occurrence of myocardial necrosis in life has seriously affected the healthy life of female friends, myocardial infarction is mainly due to coronary atherosclerosis, it is a relatively difficult to cure a good disease, vascular occlusion eventually led to myocardial ischemia and hypoxia, which led to the symptoms of myocardial infarction, myocardial infarction if rescue is not timely will lead to the death of patients. What symptom does myocardial necrosis have to tell everybody.

What symptom does myocardial necrosis have

First, pain is the first symptom. The location and nature of the pain are the same as angina pectoris, but it often occurs in quiet or sleep. The pain is severe and has a wide range. The duration can be as long as several hours or days. Rest or nitroglycerin tablets can not relieve the pain. Patients are often restless, sweating, afraid, and have a sense of dying. In China, about 1 / 6-1 / 3 of the patients with pain are atypical in nature and location. For example, in the upper abdomen, they are often mistaken for acute abdomen such as gastric ulcer perforation or acute pancreatitis; in the mandible or neck, they are often mistaken for osteoarthritis. Some patients have no pain, most of them are diabetes patients or elderly people, and they show shock or acute heart failure at the beginning; a few patients have no pain or other symptoms in the whole process, but they have myocardial infarction later.

Second: the main systemic symptoms are fever, accompanied by tachycardia, leukocytosis and erythrocyte sedimentation rate, which are caused by the absorption of necrotic substances. Generally, it appears 24-48 hours after the occurrence of pain, and the degree is often positively correlated with the infarct size. The body temperature is generally around 38 ℃, rarely more than 39 ℃, lasting for about a week.

Third: gastrointestinal symptoms about 1 / 3 of the patients with pain, in the early onset with nausea, vomiting and epigastric pain, and vagus nerve by necrosis of myocardial stimulation and decreased cardiac output, tissue perfusion insufficiency, etc.; flatulence is not uncommon; severe hiccup can occur.

matters needing attention

When the onset of myocardial infarction, the patient can feel squeezing pain behind the sternum, the mood becomes abnormal irritable, the body sweating a lot, at the same time, there is fear, or lead to shock and acute heart failure.