The Queen has left the London Clinic where she was visiting her husband the Duke of Edinburgh, who is recovering from abdominal surgery.
She did not stop to speak to reporters on her way out of the private hospital.
After Trooping the Colour and a traditional fly-past to mark her official birthday the Queen has arrived at the London Clinic to visit with her husband the Duke of Edinburgh.
The last time she visited Prince Philip was on his 92nd birthday last week.
The Duke of Cambridge and Prince Harry have left the London Clinic in central London after visiting the Duke of Edinburgh, who is recovering in hospital after exploratory abdominal surgery.
Prince Charles and the Duchess of Cornwall also visited Prince Philip.
Prince Charles said the Duke of Edinburgh was "much better" after undergoing exploratory surgery a week ago, according to BBC News reporter Peter Hunt.
Prince Charles after visiting his father in hospital says Prince Philip is "much better" .
Charles was visiting Prince Philip along with the Duchess of Cornwall and Princes William and Harry.
Prince Charles and Camilla, the Duchess of Cornwall, are pictured arriving at the London Clinic to visit the Duke of Edinburgh.
They arrived shortly before Prince William and Prince Harry.
Prince William and Prince Harry, plus Prince Charles and the Duchess of Cornwall, are visiting the Duke of Edinburgh in hospital in London.
Prince Philip underwent exploratory abdominal surgery last Friday.
The Duke of York, Prince Andrew, paid his father Prince Philip a visit in hospital today.
Philip was admitted to the London Clinic a week ago for exploratory abdominal surgery.
Prince Andrew waved to the photographers waiting outside but did not give an update on his father's health.
Asked about his father's health on a visit to Scotland today, Prince Charles said the Duke of Edinburgh was "getting better" following his exploratory operation at the London Clinic.
A closeup image of the Queen walking into the hospital to visit her husband today appears to show an envelope addressed to "HRH The Duke of Edinburgh".
Prince Philip turned 92 today, four days after undergoing exploratory surgery on his abdomen.