Pain in the right side of the chest is seen in the following diseases: First, patients with mastopexy have regular pain, which is obvious in the premenstrual period, and the symptoms can gradually reduce or even disappear after the period. The pain can be treated with oral Nimesulide dispersible tablets for pain relief, or with the use of the Chinese medicine Breast Fetish Dissipation Tablets, combined with Jia Wei Yi Yao San for regulation, and the symptoms can gradually improve. Secondly, patients with lung tissue infection will also show chest pain, and there will be obvious cough and coughing sputum, and if the infection is serious, there will be coughing sputum with blood, accompanied by fever. Intravenous anti-infection treatment should be actively carried out, choosing broad-spectrum cephalosporins or applying quinolone antimicrobials intravenously, administered twice a day. During the treatment period, attention should be paid to deep breathing, functional exercises to promote sputum excretion, and also combined with nebulized inhalation and other treatment methods to increase the diet and nutrition.