Coronary artery disease may present with right-sided chest pain, which is usually caused by precordial or retrosternal pain during an attack of coronary artery disease. As the severity of coronary heart disease is different, the clinical symptoms are also different, may lead to right chest pain. Coronary heart disease is coronary atherosclerotic heart disease, typical coronary heart disease attack as the anterior region of the heart or posterior sternal pain, which can be radiated to the left shoulder, the left upper limb, the left forearm medial. Pain is usually crushing, suffocating, or a sense of dying, rest or sublingual nitroglycerin relief, if not relieved, may be the right side of the chest pain is not caused by coronary heart disease. There are many diseases that cause right-sided chest pain, such as pneumonia, tuberculosis, emphysema or chest muscle strain, rib contusion can lead to right-sided chest pain. If you have right-sided chest pain, it is recommended to consult a doctor in time to clarify the cause of the disease and then treat it, in order to prevent the delay of the disease.