Abstract: Objective：To investigate Chinese current situation of secondary abdominal wall endometriosis after cesarean section incision . Methods：In “China know nets（CNKI）” the home page，especially into the theme retrieval，input “method” and including “endometriosis”，select “accurate”，and click “retrieval literature”，ideally suited to learn about “after cesarean section abdominal incision endometriosis” articles，click “the author unit” of the province/municipality and “published time” in the annual statistical analysis. Results：① in CNKI，“after cesarean section abdominal incision endometriosis” literature is a total of 427 article，total 5 169 patients，“the author unit” of the province/involved were 29，85.29%（29/34） municipality were involved. The top five provinces is Jiangsu，Zhejiang，Henan，Shandong and Sichuan provinces，the last five is mingier，Fujian，Jiangxi，Gansu and Qinghai provinces. ② in CNKI，about “after cesarean section abdominal incision endometriosis” aspects of the article，first published in 1984，there were 70 articles in earlier 20 years，accounted for 16.39%. After 2004，the incidence has increased year by year，then reached to 18.03% in 2010. Conclusions：①After cesarean section abdominal incision endometriosis， the pathogenic factors support endometrial “planting theory”. ②The abdominal incisions endometriosis after cesarean section displays obviously regional characteristic，probably closely related with its “model” section. ③The cesarean section postoperative abdominal incision endometriosis increases year by year. ④The improvement of “cesarean section postoperative abdominal incision endometriosis”awareness，strict control of cesarean section indications，control the rate of cesarean section，enhance the quality of operation，reduce abdominal incision endometriosis key initiatives，perhaps also key to reduce or eliminate the medical disputes in the future.

Key words: Cesarean section, Endometriosis, Abdominal wall, Epidemiologic studies