Police are appealing for public assistance to help locate missing Highett woman Brigitte.
The 83-year-old last spoke with family on the phone about 7pm on Sunday evening.
When family were unable to get hold of her on Monday night for their daily phone chat, they attended her house but found she wasn't home and reported her missing.
It's also been determined that Brigitte didn't turn up to her table tennis session that she usually attends every Monday.
Police and family concerns for Brigitte's welfare as her disappearance is out of character and she has a condition which affects her memory.
It's believed Brigitte left her home in her blue Mazda2, with registration TPZ141.
Police have released an image in the hope that someone can provide information on her current whereabouts.
Brigitte is described as Caucasian, with blue eyes and should-length grey hair.
It's not known what she was wearing when she left her house.
Anyone who sights Brigitte or her car is urged to contact Bayside Police Station on (03) 8530 5100.
