Update (5/16/19): 83-year-old Mary Drew was found safe in Georgia overnight, the Knox County Sheriff's Office said in a Facebook post. 

They are appreciative of the public's help in finding her.

Original (5/15/19): The Knox County Sheriff's Office is asking for help finding a missing elderly woman they say suffers from a medical condition.

83-year-old Mary Drew was last seen Wednesday evening around 5:30 p.m. at a gas station in Loudon County and was reportedly 'very confused.'

She was driving in a tan 2017 Toyota Sienna with TN tag # 19WB75. 

Anyone who has seen her or her van is asked to call authorities at (865) 215-2243 or 911.