Recently data about performances in radiology department tend to increase rapidly and appropriate use focomputer system is needed to monitor variuos jobs including scheduling of the patient, reporting of radiologicexamination and film library management. The authors describe experiences in computerizing several jobs ofradiology departement using Aplle II personal computer during last uear, and our experiences suggest that withappropriate soft ware and peripheral devices, personal computer can handle relatively large amount of informations about a certain functions in radiology department. The authors also put emphasis on the point that meticulouscharacterization and cocumentation of data is mandatory for effective use of computer system and should be done byradiologist who use or want to use computer system.