Clinical analysis of 35 patients with acquired pure red cell aplasia / 中国实用内科杂志

ABSTRACT

Objective To analyze the clinical features of pure red cell aplasia (PRCA),and to improve the recognition of its pathogenesis and treatment.Methods Among 35 PRCA patients from 1990-01 to 2003-04 in our hospital,17 patients(group Ⅰ) had immunologic abnormality,and the other 18 patients (group Ⅱ)were normal at every immunologic index.Removed the primary affection,all patients were given the combine treatment with drugsandrogen,immunosuppressive agent or/ and glucocorticoid.Results Nine patients in group Ⅰ appeared T subgroup ratio inversion in peripheral blood,eleven patients had higher level than normal with TNF?,and six patients' IL-2 level was higher.The response was 70.6%.Some patients shifted to normal in immunologic index.The response was 86.7% in group Ⅱ.But 11 cases relapsed of the 25 cured and remission patients.They responded again to the initial therapy.Conclusion Dysimmunity is the most important pathogenesis in PRCA patients.Most patients respond to immunosuppression therapy.The relapse patients also respond to initial therapy.