A woman who died at her home in Harlow on Sunday has been formally identified as Claire Parrish, 37.
Miss Parrish, who lived at Copshall Close, died shortly after being admitted to Princess Alexandra Hospital.
A provisional post mortem examination result has shown that the cause of death was "blunt force trauma which caused internal bleeding".
A 45-year-old man from Harlow, who also received treatment at Princess Alexandra Hospital, was arrested on suspicion of murder and remains in police custody.
More top news
Cladding from high-rise flats in 25 local authority areas has now proved to be potentially flammable in the urgent safety review.
Scattered showers at first this evening will gradually decay. A dry night to follow with clear spells developing.
A willow whale is taking shape on the beach in Harwich as part of the town's arts festival