[Progresses of research on patterns and monitoring approaches of Oncomelania hupensis spread].

Oncomelania snail is the only intermediate host of Schistosoma japonicum, and controlling snail breeding and spread is an important intervention for schistosomiasis control. This review summarizes factors affecting snail spread, characteristics of snail spread in various endemic areas, high-risk environments of snail spread and monitoring methods of snail spread, so as to provide insights into the prevention of snail spread.