Update 7.35am James Stowe has been found alive.
Gardaí say they fear for the safety of a man who has disappeared from Dublin's Mater Hospital.
Thirty-nine-year-old James Stowe has not been seen since he was at the Hospital on Eccles Street in the city centre four days ago.
James is 6 foot tall, with black hair.
Anyone with information is asked to contact Rathmines Garda Station.