Gardaí were investigating the death of a man in Dublin on Sunday evening.
A man, aged in his late 30s, died in a house in Briarfield, Kilbarrack.
In a statement, gardaí said they were investigating all circumstances surrounding the death.
A preliminary examination of the scene took place on Sunday night, and the body of the man remained in the house.
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Gardaí and the Dublin Fire Brigade attended the scene.
A postmortem would take place in due course, gardaí said, and the results would determine the course of the investigation.