The 71-year-old, who was only elected last year, made the surprise announcement that he would be undergoing surgery after Sunday prayers. Pope Leo XIV Diagnosed with Cancer Key points and original sources are listed below.

• The 71-year-old, who was only elected last year, made the surprise announcement that he would be undergoing surgery after Sunday prayers.S1

• Pope Leo XIV Diagnosed with CancerS2

• WASHINGTON — Pope Leo XIV had a cancerous tumor surgically removed from his right lung on Tuesday in a 90-minute operation described as “successful” by the Vatican. Here are what several medical experts told AFP about the surgery and diagnosis. What is pulmona...S3

• Leo was elected leader of the world’s 1.4 billion Catholics in May 2025.S4