Leo thanks people for their prayers and says ‘delicate phase has passed’ as he recovers from operation on his lung

Pope Leo told a crowd gathered in St Peter’s Square on Sunday that he would “gradually resume” his activities, at his first appearance before the faithful since undergoing an operation to remove a cancerous tumour from his lung.

The Catholic leader, 71, was greeted with applause as he appeared unaided at the window of the Vatican’s Apostolic Palace to deliver his Sunday angelus. It was his first public appearance since making the shock announcement at the previous Sunday’s address that a small nodule had been found on his lung.

Pontiff is recovering from a lobectomy, which is standard treatment for lung cancer caught early and can be curative

On Tuesday, surgeons in Rome removed the lower part of Pope Leo’s right lung, after a routine health check found a small growth that tests have since confirmed as lung cancer. The operation, called a lobectomy, is the standard treatment for lung cancer caught early, and for many patients it is the only treatment they will ever need. So what exactly did his doctors do, and what happens next?

Vatican says pontiff had lower lobe of right lung removed in ‘successful, on schedule and as planned’ operation in Rome

Pope Leo has lung cancer, the Vatican said late on Tuesday.

Leo, 71, underwent an operation and had the lower lobe of his right lung removed, with tests confirming a diagnosis of lung adenocarcinoma, the Vatican said in a medical bulletin, which followed an earlier statement saying the pope’s operation had concluded “successfully, on schedule and as planned”.