Ottawa police are looking for a patient who left the Royal Ottawa Hospital without permission Sunday.

Police said in a news release that 31-year-old Sylvie Dasilva is at large.

She is described as white, five feet six inches and about 140 pounds with long dark hair. She was wearing a black ski-style jacket and blue jeans, according to police.

They said anyone with information is asked to call their Mental Health Unit at 613-236-1222 extension 5115 or Crime Stoppers at 613-233-8477.