A medical image diagnosis apparatus comprises a screen saver shape storage section for storing the shape of screen saver for each application execution state, a screen saver start-up event detection section for detecting an event which is a screen saver start-up condition, an application execution state detecting section for detecting the application execution state, a screen saver screen creating section for reading the shape a screen saver corresponding to the application execution state from the screen saver shape storage section and creating screen saver image information, and a screen saver managing section for requiring detection of the application execution state when receiving a notification to the effect that an event which is the screen saver start-up condition has been detected, gives the application execution sate information to the screen saver screen creating section, and requires creation of screen saver image information.
MEDICAL IMAGE DIAGNOSIS APPARATUS, SECURITY MANAGING SYSTEM, AND SECURITY MANAGING METHOD