CADDO COUNTY, Oklahoma - An Anadarko man was killed after he suffered an unknown medical condition and crashed his vehicle in Caddo County Saturday afternoon.

It happened at 3:37 p.m. Saturday, on U.S. 62, just north of County Road 1400 in Caddo County.

According to the Oklahoma Highway Patrol, a 2003 Dodge SUV driven by Hicks Boyiddle II was northbound on U.S. 62, when Boyiddle suffered a medical condition. The SUV then ran off the roadway to the left, hitting a ditch and a fence, before coming to rest in a field.

Boyiddle was pronounced dead at the scene. A passenger in his SUV suffered leg injuries and was transported to the hospital in fair condition.

Troopers listed the cause of the collision as "other unknown- medical" in the OHP collision report.