The employee was going to work by his motorbike with a helmet. A lot of motorbikes ran on the Baanti-Sunpaphai Road. Since the motorbike in front of him overtook a group of motorbikes, he was trying to follow it at 60km/h. A motorbike stopped in front of an intersection. The motorbike in front of him avoided it. However, he could not escape it and braked hard and fell down with his motorbike and was injured.
He was sent to hospital by ambulance and was diagnosed as lower back pain and bruise of right hand, right leg, and right knee. No abnormality was found by X-ray diagnosis. Doctor indicated him to take a rest at home and he came out of the hospital.
After that, he felt pain on 5/21, went to hospital again, and took an injection. There was no abnormality and doctor indicated him to stay home from 5/22 to 5/25.