患者，男，８０岁。因右侧后背部疼痛半月余，加重１日入院。半个月前，患者无明显诱因感后背部疼痛呈持续性隐痛，无心慌，心前区压迫感，无大汗淋漓，无晕厥、咳嗽、气短、恶心、呕吐、反酸等不适。胸痛与呼吸无关，但用力咳嗽后疼痛加剧。既往有心律失常病史五年余，高血压 Patient, male, 80 years old. Due to the right back pain for more than half a month, increased on the 1st admission. Half a month ago, the patient had no significant incentive to have persistent pain after back pain, no palpitation, precordial pressure, no sweating, no syncope, cough, shortness of breath, nausea, vomiting, acid reflux and other discomfort. Chest pain has nothing to do with breathing, but the pain increases after coughing. Past history of arrhythmia more than five years, high blood pressure