All the patients were chronic tubulointerstitial nephropathy.The renal injury caussed by GW was usually misdiagnosed hypertensive nephropathy or diabetic nephropathy.

• 由于中老年患者常患有糖尿病和（或）高血压病，冠心苏合丸肾损害易被误诊为糖尿病肾病或高血压肾病。