Police are seeking the assistance of the public to locate missing 21 year old Anthony Sharkey from the Coleraine area.
Constable McKeever said: “Anthony was last seen on Thursday 15th October at the Royal Victoria Hospital in Belfast.
“We believe that Anthony left the hospital and took a taxi to the Coleraine area but we have no information as to where he may have gone thereafter.
“Anthony is around 5’10” tall, of slim build with short brown hair and blue eyes and has a distinctive tattoo on his neck with the word “lucky”.
“I am appealing for Anthony or anyone who knows of his whereabouts to contact police in Coleraine on 101.”