An elderly woman from Wilton has died in Liverpool Hospital after being attacked by her dog.
The Ridgeback cross Staffy turned on her and her husband yesterday afternoon.
The 72-year-old woman suffered major lacerations to her arms and shoulder and couldn't be saved.
It is not known why the dog turned on its owners.
The dog has been seized by Wollondilly Council Rangers and is expected to be destroyed.
Image: NSW Ambulance