Man found seriously injured in Sydney bathroom

Police are investigating after a western Sydney man was found seriously injured on his bathroom floor after an outing last night.

The man, aged 30, spent time with two women and another man at home on Gollan Avenue in Oatlands before he left about 10pm, police believe.

About an hour later, one of the women, aged 34, found him injured in the bathroom on the floor of his home, which is also in Oatlands.

He was taken a local hospital with serious facial injuries.

Detectives believe the man was assaulted and have set up a crime scene at the home.

Anyone with information is urged to contact Crime Stoppers on 1800 333 000.