A psychiatric hospital in Kao-Hsuing County transferred their patients to other institutions in December 2007. Through routine screening, patients transferred to a hospital in Hua-Lian were suspected in having amoebiasis. Three were later confirmed to being infected with amoebas. Sixth Branch of the Taiwan Centers for Disease Control (TCDC) informed the Fifth Branch which began screening and investigating residents at the psychiatric hospital in Kao-Hsuing. An additional three cases were found resulting in a total of six confirmed cases of amoebiasis in this incident.