Objective:To preliminarily explore on the developing tendency of deficiency syndrome types in the patients with chronic renal failure (CRF) at different stages. Method: The investigation table was drawn according to the standard of deficiency syndrome differentiation for CRF. 339 in patients were selected for syndrome investigation, and the deficiency syndrome types were judged. Result: There was no statistical significance between compensation stage of CRF and decompensation stage of CRF in deficiency sy...