FORENSIC teams were called in to investigate after a woman suffered serious head injuries in a fall downstairs.
The end of terrace house on Holt Road, Wrexham, was taped off on Saturday with two police vehicles and officers outside while investigators examined the house.
Police were called on Friday night at 8pm and the woman was taken by ambulance to Wrexham Maelor Hospital.
No details of the woman have been released.
She was said to be in a serious condition at the Maelor.
On Saturday a North Wales Police spokesman said: "Forensic teams were sent into investigate the circumstances surrounding the fall."
At that stage on Saturday there were nothing to suggest there were any suspicious circumstances