WASHINGTON — U.S. Park Police are looking for a critical missing 46-year-old woman.

Lisa Wythe, of District Heights, Maryland, has been missing since 7:25 p.m. on Oct. 31 from the area of the southbound Baltimore-Washington Parkway at Route 197. Police say Wythe has numerous medical conditions, but does not have her medication and may be disoriented.

She is described as standing 5-feet-7-inches tall, and weighing 110 pounds. Wythe was last seen wearing a maroon sweatsuit.

Anyone with information about Wythe’s whereabouts should call the U.S. Park Police at 202-610-7500.