Bangkok: Thailand's 86-year-old king Bhumibol Adulyadej, the world's longest reigning monarch, underwent a surgery to get his gallbladder removed, two days after he was rushed to hospital triggering fears about his health in the politically charged nation.
A Palace statement today said that his condition has improved since the surgery last night.
King Bhumibol returned to Siriraj Hospital here from his Palace in Hua Hin, about 200 kms away, on Friday night after developing fever.
Doctors after an examination yesterday found the king's gallbladder was inflamed. They later operated and removed the gallbladder.
The statement said the king's heartbeat and body tempeature were down and his blood pressure was normal. The doctors were treating him with antibiotics through a?saline drip, reports here said.
Prime Minister Prayuth Chan-ocha, who seized power in a coup in May shortly after Yingluck Shinawatra was booted out off office by a controversial court ruling, visited the hospital, where the king is recuperating.
He was accompanied by several others including?deputy prime ministers and Thai army chief General Udomdej Sitabutr.
In August the king had formally endorsed the new prime minister Ocha.
Yingluck's billionaire brother Thaksin Shinawatra, who was toppled as premier in a 2006 coup, sits at the epicentre of the rupture in Thai politics.
King Bhumibol, who has suffered from numerous ailments in recent years, is revered by Thais and his portrait hangs in every government building, and in many shops and homes.
US-born Bhumibol, who is officially King Rama IX, will turn 87 on December 5. After finishing his studies in Switzerland he was crowned in 1950.