UPDATE: The missing woman has been found and is back at home, according to police.
A 75-year-old Henderson woman disappeared on Thursday after leaving her home in Sun City Anthem.
Police say that Martha Penten left at about 5:30 p.m. to pick up a pizza. She has not been seen since.
She was last seen driving a silver 2012 Chrysler Town & Country minivan with Nevada license plate 431-RYX. Penten was recently diagnosed with early onset dementia and has not taken her medication.
Officers and detectives have been searching for Mrs. Penten, but have been unable to locate her or reach her on her cell phone.
She is described as a white woman, about 5 feet, 1 inch tall, weighing about 145 pounds with auburn hair and hazel eyes.
Anyone who locates Mrs. Penten is asked to call 9-1-1 immediately. Anyone with information in this case is urged to call the Henderson Police Department at 702-267-4913 or, to remain anonymous, call Crime Stoppers at 702-385-5555 or visit crimestoppersofnv.com.