If there is pain on the right side of the heart, there are several clinical situations: 1, patients with coronary artery disease – angina pectoris can have pain on the right side of the heart, when myocardial ischemia occurs, the heart will release an early warning signal to the body, the early warning signal will be transmitted to the center through the afferent nerve, and then transmitted by the efferent nerve from the center to the body surface, the process of transmission from the efferent nerve to the body surface is not precise, it may also be transmitted to the left chest, and can also be transmitted to the right chest, causing right-sided chest pain; 2. Lung diseases, including lung inflammation, lung tumors, and pulmonary tuberculosis, can also lead to pain on the right side of the heart; 3. Intercostal neuralgia, costochondritis, chest injury, chest trauma, and skin herpes can all lead to pain on the right side of the heart.