A 34-year-old man is in a critical condition following an alleged assault in Dublin.

The man was found with serious injuries by a passer-by in the Killinarden Estate in Tallaght shortly after 11pm yesterday.

He was taken to Tallaght University Hospital, where his condition is said to be critical.

The scene was preserved for a forensic examination.

Gardaí are appealing for witnesses to contact Tallaght Garda Station on 01-6666000 or the Garda Confidential Line on 1800 666 111.