The Nova Scotia Health Authority is asking for the public's help to find a missing patient.

Warren "Jesse" Howatt is about five feet six inches tall with a thin build. He was last seen wearing blue jeans, a multicoloured hooded sweater, and a black hat. He has a black tattoo around his right eye. (NSHA)

Warren "Jesse" Howatt, 22, left a Halifax hospital Thursday morning and did not return as expected, the health authority said in a news release. The health authority says Howatt's "risk increases" the longer he is without treatment.

Howatt is about five feet six inches tall with a thin build. He was last seen wearing blue jeans, a multicoloured hooded sweater, and a black hat. He has a black tattoo around his right eye.

Anyone with information is asked to call local police.