CAVE CREEK, Ariz. - The Maricopa County Sheriff's Office is asking the public's help in finding Tracy Thompson, 56.

The sheriff's office said she suffers from dementia.

She is described as a 5-foot-7 tall woman, possibly wearing a black or white visor, black shirt, blue jeans and black or white Converse shoes.

Thompson also has a tattoo on her right shoulder, a rose with a dagger.

She was last seen Thursday between the hours of 3 and 4 p.m. at her home near 64th Street and Dixileta Drive.