Pope Leo XIV Recovers After Surgery Confirms Lung Cancer Diagnosis

Pope Leo XIV is recovering as planned after surgeons removed the lower lobe of his right lung on 13 October 2026, confirming a diagnosis of lung adenocarcinoma.

The 71-year-old pontiff announced the presence of a small, localized nodule himself during the Angelus prayer on 11 October. He told the crowd in St Peter's Square that the growth had been found during routine tests, was well contained, and had been detected early. Doctors advised removal.

He entered Rome's Gemelli hospital on 13 October. The operation itself lasted about 90 minutes and used a video-assisted technique. The entire lower lobe of the right lung was excised to ensure removal of all suspect tissue. Histological examination confirmed adenocarcinoma, the most common form of non-small-cell lung cancer. The Vatican said preoperative tests had already raised suspicion and the finding was confirmed during surgery. No complications occurred.

By 15 October the pontiff had spent a peaceful night, resumed a normal diet, and begun walking in his room and performing respiratory exercises. Blood tests and a chest X-ray showed expected post-operative results. Public engagements are cancelled until at least 20 October. The Vatican has not yet released the tumour size or whether lymph nodes were involved, both factors that determine further treatment.

Leo is the first US-born pope. He was elected in May 2025. The relatively open communication about his health marks a departure from earlier Vatican practice. He chose to tell the public about the nodule before the surgery and the medical bulletins have followed quickly.

World leaders and Catholic communities offered prayers. US Secretary of State Marco Rubio, a practising Catholic, said he and his wife were united in prayer. President Donald Trump also sent well-wishes. Cardinals and clergy in Rome and the United States expressed confidence in Leo's resilience.

Adenocarcinoma often grows more slowly than other lung cancers when caught early. Removal of an entire lobe can be curative if the disease has not spread. Oncologists note that staging information, which the Vatican has not yet provided, will clarify the prognosis. Chemotherapy or other systemic treatment has not been mentioned so far.

Leo is expected to remain in hospital for roughly a week. Plans for a November trip to South America have not been altered, according to the Vatican. His personal physician and the lead thoracic surgeon have described the recovery as normal.

The diagnosis arrives less than 18 months into the pontificate. Previous popes have managed significant health issues while continuing public duties. The immediate priority is convalescence. Longer-term questions about any additional treatment will wait for further pathology results.

For the moment the Vatican's message is that the surgery succeeded and the recovery is following the expected course. Catholics worldwide continue to follow the daily medical updates from Gemelli hospital.