POLICE are appealing for public help to find a 28-year-old man missing from Cairns.

Brendan Dyer was last seen on Tuesday at a hospital in Cairns but has not been seen or heard from since.

media_camera Brendan Dyer is missing from Cairns.

Concerns are held for his welfare as he has a medical condition.

Mr Dyer is described as caucasian in appearance, approximately 175cm tall, slim build with brown hair and green eyes.

He was last seen wearing light denim shorts and currently has a stubble beard.

If you have information for police, contact Policelink on 131 444.

You can report information about crime anonymously to Crime Stoppers, a registered charity and community volunteer organisation, by calling 1800 333 000 or via crimestoppersqld.com.au 24hrs per day.