The Kissimmee Police Department is searching for 15-year-old Julie-Anna Rivera, who voluntarily left her house around 9:45 a.m. Tuesday after an argument with her mother.

Rivera didn't report to school on Tuesday or Wednesday, police said.

Rivera is diagnosed with multiple mental disorders and doesn't take prescription medication, police said.

Rivera is 5-feet, 3-inches tall and weighs about 108 pounds.

Anyone with information on Rivera's whereabouts is asked to call the Kissimmee Police Department at 407-846-3333, email seeitsayit@kissimmee.org or call CrimeLine at 800-423-TIPS (8477).