SAN ANTONIO -

A Silver Alert has been issued by the San Antonio Police Department as they try to locate a missing 84-year-old man.

Police said Carlois Smith was last seen Wednesday morning driving in San Antonio in a beige 2002 Ford F-250 pickup truck with Texas plates 80JMS7.

Smith has been diagnosed with dementia.

Smith is described as a white man, 5 feet 7 inches tall, 180 pounds, with gray hair and blue eyes. He was last seen wearing a blue polo shirt and blue jeans. The senior citizen was last

Police ask anyone with information regarding Smith to call the department at 210-207-7660.