患者,男,77岁,反复右膝关节疼痛伴活动障碍10余年,加重月余。给予局部理疗,止痛膏外用,效果欠佳,为进一步检查治疗住院。平素身体健康,既往无冠心病、心肌病、风心病、心肌炎、甲状腺功能亢进病史,无药物过敏史,无吸烟史,大小便正常。入院体验:T36.8℃,P70次/min,R20次/min,Bp1 Patients, male, 77 years old, with repeated right knee pain with movement disorders for more than 10 years, increased more than a month. Give local physiotherapy, painkillers topical, poor results, for further examination and treatment of hospitalization. Normal physical health, no previous coronary heart disease, cardiomyopathy, rheumatic heart disease, myocarditis, history of hyperthyroidism, no history of drug allergy, no history of smoking, urine normal. Admission experience: T36.8 ℃, P70 times / min, R20 times / min, Bp1