Interstitial lung lesions caused by rheumatoid, as long as the control is appropriate, timely treatment and disease progression is not rapid. Patients are perfectly able to live ten years, or even twenty years or more, so the clinical manifestations vary greatly. Rheumatoid arthritis causes extra-articular damage, most commonly rheumatoid nodules and lung damage. In particular, interstitial lung lesions will appear and progress gradually, eventually leading to interstitial lung fibrosis and will seriously affect the quality of life of patients. However, as long as the majority of patients insist on early diagnosis, early and effective treatment and regular follow-up, and appropriate functional exercises, most patients can control the disease and improve the prognosis. Therefore, patients can have a normal work and life, and can prolong the survival period.