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.
The Queen looked relaxed as she stepped into her waiting car after visiting the Duke of Edinburgh in hospital this evening.
The Queen has left the London Clinic after visiting the Duke of Edinburgh in hospital.
Her stay lasted just over half an hour.
Buckingham Palace said today the Duke of Edinburgh was "comfortable and in good spirits" and would likely take a two-month "period of convalescence" when he leaves hospital.
A statement said:
Prince Edward is seen in the video below leaving hospital around 20 minutes after arriving to visit his father.
The Duke of Edinburgh underwent surgery on Friday and is expected to stay in hospital for up to two weeks.
Prince Edward has left hospital after visiting the Duke of Edinburgh.
Asked how his father was, he replied: "Well."
Prince Edward, the Earl of Wessex, has visited his father, the Duke of Edinburgh, in hospital in central London.
Prince Philip underwent exploratory abdominal surgery on Friday and turns 92 today.