Principle of diagnosis and treatment of special type of peritonitis YANG Lian-yue，YANG Hao. Department of Surgery, Xiangya Hospital of Central South University，Changsha 410008，CCorresponding author：YANG Lian-yue，E-mail: lianyueyang@hotmail.com Abstract Special peritonitis is a common disease in the clinical practice. It is different from general acute peritonitis in pathological and clinical features. The diagnosis and treatment of special peritonitis have many commonness with general acute peritonitis. Most cases of special peritonitis need surgical treatment，but they also need to be combined with the characteristics of their own to develop individualized treatment programs. The paper mainly discusses the diagnosis and treatment principles of special peritonitis.hina