After some 50 teenagers got into a brawl at a local bar in Nakhon Ratchasima, they were filmed continuing their fight in front of a hospital.
According to reports, the brawl broke out on Thursday evening in Bua Yai district.
Following the bar fight, members of a motorcycle gang travelled to Bua Yai Hospital to visit their injured friends. A rival gang then arrived at the facility, and they continued hurling insults at each other.
Video footage of the disturbance was posted on social media.
A security guard said a man who was injured in the fight had been taken to the hospital by rescuers. While the victim, aged between 19 and 25, was being brought out of an emergency vehicle, a group of assailants arrived on motorcycles.
No further injuries resulted from the fight in front of the hospital.
Police are investigating.