Update: The 19-year-old reported missing from Elanora last night has been found safe and well.
A member of the public spotted the man walking down a street in the Gold Coast suburb shortly before 7 on Wednesday morning.
She called police who picked him up a short time later and took him home, where he was reunited with his family.
Police have thanked the public for their help.
Earlier: Police are hoping the public can help them find a teenager missing from Elanora.
19-year-old Ethan Taylor was last seen on Seabrook Street around 7 o'clock on Tuesday night.
Concerns are held for his welfare as he suffers from a medical condition.
He is described as being Caucasian, 180cm tall with a slim build and shoulder-length, light-brown hair and is believed to be wearing shorts, a dark jumper and black shoes.
Police are asking anyone who sees him to call them immediately and not to approach him.