患者,女,45岁,因“多关节疼痛、干咳1月”于2014年4月22日入院。1月前无明显诱因出现发热(37.5℃~37.8℃)、干咳,全身关节酸痛,在当地诊所予头孢类抗生素可退热,次日发热复起,反复低热持续约半月;后予强的松(最大量30mg)×15d治疗后,无发热,仍有干咳、关节疼痛,并开始出现皮损。为求进一步诊疗,入住我院。入院症见:双手近端指关节(PIP)、MCP,双腕关节、双肘关节、双肩关节、双膝关节、 The patient, female, 45 years old, was hospitalized on April 22, 2014 due to “multi-joint pain and dry cough in January.” 1 month ago, no obvious incentive to fever (37.5 ℃ ~ 37.8 ℃), dry cough, body aches, cephalosporins antibiotics in the local clinic can be antipyretic, fever the next day, repeated low fever for about half a month; after prednisone (The maximum amount of 30mg) × 15d after treatment, no fever, there is still dry cough, joint pain, and began to appear lesions. For further diagnosis and treatment, stay in our hospital. Admission See: Both hands proximal finger joint (PIP), MCP, wrist, double elbow, double shoulder, double knee,