SAN DIEGO (FOX 5/KUSI) -- A 72-year-old woman was sent to the hospital Thursday evening following a head-on collision in Scripps Ranch, authorities said. According to the San Diego Police Department, the driver of a 2021 Mercedes Benz GLC300, 83, was traveling northbound in the 10030 block of Scripps Ranch Boulevard shortly before 7 p.m. At that same time, a 50-year-old man was driving a 2014 Nissan Maxima southbound in the 10000 block of Aviary Drive along with three passengers. For reasons still under investigation, police said the woman turned right onto Aviary Drive, meaning she was traveling northbound in the southbound lane of traffic. The woman then collided head-on with the Nissan Maxima. A 72-year-old woman, a passenger in the Nissan Maxima, suffered a skull fracture and was transported to a local hospital. Her current condition is unknown. Police said alcohol was not a factor in the collision. Traffic Division officers responded to the scene and will be handling the investigation. Anyone with information related to the crash is encouraged to call Crime Stoppers at 888-580-8477.