According to the Evening Standard newspaper, the operation will take place at the private King Edward VII Hospital in central London.
Australian DJs posing as the Queen and Prince Charles got details from a nurse at King Edward VII hospital in central London.
The royal family traditionally stay at the King Edward VII hospital because of its security arrangements and a well-practiced routine for handling these high-profile patients.
The duchess's pregnancy was revealed at the start of December when she spent four days at the King Edward VII hospital recovering from a bout of acute morning sickness.
On Sunday, she was driven to London's King Edward VII hospital from Windsor Castle, where she had been resting after carrying out a private medal presentation earlier in the day.
Buckingham Palace said the 86-year-old queen had experienced symptoms of gastroenteritis and was being examined at London's King Edward VII Hospital the first time in a decade that Elizabeth has been hospitalized.
King Edward VII's Hospital said it had no comment to make on the claim.
She had been at London's King Edward VII's Hospital since Sunday - her first hospital stay in 10 years.
The Queen last received treatment 10 years ago, again at the King Edward VII's hospital, for a minor knee operation.
The duchess was being treated in the King Edward VII's Hospital for hyperemesis gravidarum, an extreme form of morning sickness.
BBC: Kate hoax: David Cameron pays tribute to Jacintha Saldanha
St James' Palace announced Catherine's pregnancy after she was admitted to the King Edward VII's hospital in central London suffering from acute morning sickness.
BBC: Future grandchild for Prince Charles sparks new green plea
The Duchess, who is 12 weeks pregnant, was ordered to rest at home at Kensington Palace after she left King Edward VII's Hospital on 6 December.
Saldanha worked at King Edward VII's Hospital for more than four years, and she was described as an "excellent nurse, " well-respected by co-workers, the hospital statement said.
The duchess, who is in the early stages of pregnancy, was receiving treatment at King Edward VII's Hospital for hyperemesis gravidarum, an extreme form of morning sickness.
BBC: Jacintha Saldanha inquest: Kate hoax nurse found hanged
The queen was taken to the hospital "as a precautionary measure, " the spokesman said, and is expected to stay at London's King Edward VII's Hospital for two days.
Mel Greig and Michael Christian phoned the King Edward VII's Hospital pretending to be members of the Royal Family asking about the duchess's treatment for severe morning sickness.
The Duchess of Cambridge, who is due to have her baby in July, was admitted to King Edward VII's Hospital in London last month suffering from hyperemesis gravidarum.
BBC: Mother to make Holyrood plea for morning sickness nurses
In early December, the two DJs impersonated Queen Elizabeth and Prince Charles and called King Edward VII's Hospital to gain information about the condition of Catherine, Duchess of Cambridge.
The duchess was being treated at King Edward VII's Hospital for an extreme form of morning sickness when Christian and Greig made their prank call pretending to be members of the Royal Family.
The duchess was being treated at King Edward VII's Hospital for an extreme form of morning sickness when Mr Christian and Ms Greig made their prank call pretending to be members of the Royal Family.
After the duchess spent three days being treated for the condition in King Edward VII's Hospital in central London, she was ordered by doctors to have a period of rest at home at Kensington Palace.
Australian 2Day FM DJs Michael Christian and Mel Greig sparked widespread condemnation in December when they were put through to the duchess's ward after phoning King Edward VII's Hospital in Marylebone, posing as the Prince of Wales and the Queen.
"King Edward VII's Hospital cares for sick people, and it was extremely foolish of your presenters even to consider trying to lie their way through to one of our patients, let alone actually make the call, " wrote hospital chairman Lord Glenarthur.
"King Edward VII's Hospital cares for sick people, and it was extremely foolish of your presenters even to consider trying to lie their way through to one of our patients, let alone actually make the call, " wrote the chairman, Simon Glenarthur.
CNN: Australian radio network cancels show after nurse's death
In an interview with a Melbourne radio station 3AW, Rhys Holleran - whose company Southern Cross Austereo owns 2DayFM - said his staff had tried several times to make contact with Mrs Saldanha and another nurse at the King Edward VII's Hospital to get their permission to use the prank conversation before it was transmitted.
应用推荐