1The 3rd Department of Internal Medicine, Aomori City Hospital, 2The Department of Radiology, Mutsu General Hospital
mass screening, ultrasonic examination, abdominal organ
Mass screening of diseases of the abdominal organs was done using the linear electronic scanner. 581 persons were examined and 85 needed further examinations. 35 persons (6%) got final diagnosis such as liver diseases (13 persons, 2.24%), gallbladder diseases (13 persons, 2.24%), kidney diseases (5 persons, 0.86%)and other diseases (one gastric cancer and one ovarial cancer). No pancreatic disease was detected. The ratio of cholelithiasis patients to the total examinees was 1.9%.