Police rushed to Royal Cornwall Hospital, Truro, shortly before 5pm on Wednesday.

A man in his 30s has been arrested on suspicion of murder.

He is believed to have been known to the woman, Devon and Police have said.

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A spokesman for the force said: “Following initial enquiries, the cause of death is currently being treated as suspicious.

“A man in his 30s from the Par area has been arrested on suspicion of murder.

“He remains in police custody at this time.”

A spokeswoman for the Royal Cornwall Hospitals NHS Trust said they were assisting police in their investigation into the “unexplained death” of a patient at the hospital.