Saudi Arabia’s 88-year-old King Salman entered the hospital Wednesday for what state media described as "routine examinations."

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In this Jan. 24, 2015 file photo, Saudi Arabia's King Salman is guarded by his bodyguard Maj. Gen. Abdulaziz al-Fagham, background, as he attends a ceremony at the Diwan royal palace in Riyadh, Saudi Arabia. The 88-year-old King Salman entered the hospital Wednesday for what state media described as "routine examinations." (AP Photo/Yoan Valat, Pool, File)

The state-run Saudi Press Agency did not elaborate other than to say that he would be at King Faisal Specialist Hospital in Jeddah. He later left the hospital.

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King Salman took the throne in 2015. He’s since elevated his son, Crown Prince Mohammed bin Salman, to the kingdom’s monarch-in-waiting. The crown prince is widely believed to be running the day-to-day affairs of the kingdom.