PORTLAND — A Portland woman faces charges of assaulting a health care worker after police were called to Maine Medical Center for an out-of-control patient Tuesday night.

Linda Barnard Annis, 24, was charged after she allegedly hit a male nurse in the face and bit a female nurse on the arm. She also was charged with terrorizing after she threatened to blow up the hospital, police said.

Annis arrived at the hospital at 10:45 p.m. Tuesday and was being treated when the outburst occurred, police said. Police moved her to the county jail at 5:45 a.m.