The most serious causes of vague pain in the left chest and numbness in the left hand may be caused by myocardial infarction, arrhythmia, aortic coarctation and other diseases.
1. Myocardial infarction: it refers to the myocardial ischemic necrosis caused by obstruction of coronary arteries due to various reasons. The main manifestation is the crushing pain in the chest, and those with atypical symptoms may have vague pain in the chest, panic and boredom, and numbness of the limbs.
2. Arrhythmia: the heart conduction system is damaged or disordered, causing the heart to beat irregularly. There may be a feeling of suffocation in the left chest, vague pain in the chest, weakness and numbness of the limbs and other manifestations.
3. Aortic coarctation: it is a critical condition of the heart with a high mortality rate, and it can have various symptoms, the most typical of which is the cutting pain in the anterior region of the heart, but it can also have the manifestation of hidden pain in the left chest, abdominal pain, and numbness of the hands, and so on.
It is recommended to take a good rest, maintain a good routine, and if the symptoms do not subside, go to the hospital for examination.