12 cases of enterogenous cysts were treated from 1985 to 1992, and its pathology, definition, clinical manifestation and treatment were discussed. A variety of terms has been used for this entity but enterogenous cyst is more suitable. The clinical manifestation varies with different location. Complications are the most common cause bringing a patient to the hospital. The key point for radical therapy is removal of entire cystic wall. One case was cured by intracystic injection of formalin.