Results The most common aetiology of benign polyserositis was cirrhosis of liver(56.3%),other common aetiologies were tuberculosis,acute pancreatitis,chronic heart failure,diabetes mellitus,Sheehan Syndrome and etc.

• 良性多浆膜腔积液最常见原因为肝硬化(56.；3%25)；其次为结核、急性胰腺炎、慢性心功能不全、糖尿病、希恩综合征(SheehanSyndrome)等。