Pope Leo underwent surgery at Rome's Gemelli hospital to remove a lung nodule. Tests confirmed the growth was cancerous. The Vatican announced the procedure was successful.

Doctors removed the lower lobe of the Pope's right lung. The surgery took place on Tuesday. The Pope described the nodule as found early during a recent check-up. He said the growth was contained.

This is the first major health issue for Pope Leo during his 17-month papacy. The operation lasted about seven hours. The Pope was hospitalized for the procedure. He is currently recovering in the hospital.

The diagnosis came after initial surgery to remove a nodule. The Vatican released a statement confirming the cancer diagnosis. The Pope has been under medical observation for some time. The operation was planned and completed as expected.

The Pope's health has been a topic of interest in recent months. He has made public appearances despite his condition. The Vatican has not commented on the long-term implications of the diagnosis.