Detective Sergeant Corrigan said: “It is believed that a man, aged in his twenties, was assaulted outside a property in the area at approximately 12.50am on Tuesday 23 April.
“He was taken to hospital for treatment to injuries, including a serious eye injury.
“A 28 year old male has been arrested on suspicion of grievous bodily harm with intent and is being questioned at Musgrave Police Station.
“Our enquiries into the incident are continuing and I would appeal to anyone who witnessed the assault to contact detective in Musgrave Police Station on 101, quoting reference number 404 of 28/04/19.
“Alternatively, information can be provided to the independent charity Crimestoppers on 0800 555 111, which is 100% anonymous and gives people the power to speak up and stop crime.”