[Surveillance of schistosomiasis in a national surveillance site of Jurong City, 2015-2017].

Objective: To understand the endemic situation and control effect of schistosomiasis through the surveillance in a national surveillance site of Jurong City, so as to provide the evidence for formulating the prevention and control measures.

Methods: According to the , the surveillance of schistosome infection in snails, residents and livestock was performed in the Kongqing Village, a national surveillance site of Jurong City, from 2015 to 2017.

Results: The areas with snails were 0, 0, and 0.

[Effect of integrated measures on schistosomiasis transmission--interruption in hilly areas].

Objective: To evaluate the effect of control integrative measures which persist in snail eradication and chemotherapy on schistosomiasis transmission-interruption in hilly areas.

Methods: The data of integrated control and endemic situation of schistosomiasis from 2004 to 2014 were collected, and the control effect of integrated measures was evaluated.

Results: From 2004 to 2014, both the Oncomelania hupensis snail area and density of living snails of Jurong City were reduced from 43.

[Analysis of epidemic situation of schistosomiasis at Kongqing Village in Jurong City, 2012].

Objective: To understand the epidemic situation of schistosomiasis and control effect in mountainous regions in Jurong City.

Methods: According to the "Schistosomiasis Prevention and Control Practices" and the "Schistosomiasis Monitoring Work Program in Jiangsu Province", the density of Oncomelania hupensis snails, and the infection rates of residents and animals were investigated and the results were analyzed statistically.

Results: The area with snails was 8150 m2, and the snail density was 0.

[The clinical features of gastrointestinal bleeding complicating aortic stenosis].

Objective: To deepen the understanding about Heyde's syndrome by investigating the clinical characteristics and prognosis of the patients with aortic valve stenosis complicating with gastrointestinal bleeding.

Methods: Patients with aortic valve stenosis and gastrointestinal bleeding coincidently admitted to our hospital from 2001 to 2011 were retrieved and analyzed.

Results: In all the 443 157 in-patients, 474 patients were diagnosed with aortic valve stenosis (0.

[Oncomelania snail habitat characteristics and orientation analysis in hilly areas of Jurong City].

Objective: To master the breeding and distribution of Oncomelania snails in hilly regions of Jurong City so as to provide the evidence for establishing the program of snail elimination.

Methods: The historical snail habitat environments and existing snail habitat environments in hilly areas of Jurong City were investigated according to the river systems. The geographic coordinate data of the acquisition historical and existing snail habitat environments were collected by GPS tools in the field, and the characteristics and distribution of snail habitats were analyzed by Google Earth position technology.

[Effect of comprehensive schistosomiasis control in Bianmin River of Jurong City from 2000 to 2011].

Objective: To evaluate the effect of comprehensive control of schistosomiasis in the Biamin River water system.

Methods: The distribution of Oncomelania snails and schistosome infections of residents and cattle were investigated longitudinally in Biamin River system from 2000 to 2011.

Results: After the comprehensive control of schistosomiasis, the average densities of infected snails decreased from 0.