Objective To explore the correlation between changes in hemoglobin,platelet and rheumatoid arthritis(RA).Methods Data of 129 cases of patients with rheumatoid arthritis in our hospital from January 2005 to October 2012 were retrospectively analyzed.Results The incidence of anemia was 48%,and thrombocytosis was 39.5%.Joint swelling,the degree of pain,RF,ESR and CRP was negatively associated with hemoglobin contents,and positively related to platelet amount.The severe the anemia,the higher the platelet conten...