Pope Leo XIVRaja FloresEdward ChanAmerican Cancer SocietyCenters for Disease Control and PreventionMount Sinai Health SystemU.S. Preventive Services Task ForceMedStar Washington Hospital Center

Pope Leo XIV undergoes lung surgery at Rome hospital after Vatican announces pulmonary adenocarcinoma diagnosis

Pope Leo XIV underwent lung surgery in a Rome hospital following a diagnosis of pulmonary adenocarcinoma, a common type of lung cancer. The Vatican expressed concerns about his health, emphasizing the importance of early detection and treatment for better survival rates.

The Washington Post14 October 2026 · 08:02 UTC
Media in this story
CuriousCats Full Story

Pope Leo XIV recently underwent surgery to remove a portion of his lung after being diagnosed with pulmonary adenocarcinoma, a prevalent form of lung cancer. The Vatican's announcement raised significant concerns regarding the pope's health, particularly as adenocarcinoma is often linked to smoking, though it can also affect non-smokers.

According to Raja Flores, chairman of the Department of Thoracic Surgery at Mount Sinai Health System, if lung cancer is detected early, surgical removal of the tumor can lead to favorable long-term survival rates. He noted, “I’ve had patients run marathons afterwards.” However, there remains a risk of recurrence, with patients typically undergoing CT scans every six months post-surgery.

The Centers for Disease Control and Prevention reported that around 128,000 people in the U.S. died from lung cancer in 2024, with a five-year relative survival rate of approximately 30%. For localized cases, this rate improves to around 60%. Experts emphasize the importance of quitting smoking and regular screenings, particularly for individuals aged 50 to 80 with a history of heavy smoking, as lung cancer often develops without symptoms.

The Vatican's announcement highlights the critical nature of early detection and treatment in improving outcomes for lung cancer patients, underscoring the need for ongoing health monitoring for Pope Leo XIV.

Key Insight
“The Vatican said the pope has pulmonary adenocarcinoma, a type of lung cancer, and underwent surgery to remove a portion of his lung. The announcement raised new concerns about Pope Leo XIV's health early in his papacy.”
Pope Leo Diagnosed With Lung Cancer, Lower Lobe Of Right Lung Removed | WION
CuriousCats Shorts-list
Pope Leo Diagnosed With Lung Cancer, Lower Lobe Of Right Lung Removed | WION
Pope Leo diagnosed with lung cancer, Vatican reveals following surgery
CuriousCats Shorts-list
Pope Leo diagnosed with lung cancer, Vatican reveals following surgery
Pope Leo recovering from surgery at hospital amid lung cancer diagnosis
CuriousCats Shorts-list
Pope Leo recovering from surgery at hospital amid lung cancer diagnosis
Pope Leo XIV Diagnosed With Lung Cancer, Has Part of Lung REMOVED
CuriousCats Shorts-list
Pope Leo XIV Diagnosed With Lung Cancer, Has Part of Lung REMOVED
Pope Leo XIV has been diagnosed with lung cancer and underwent surgery, Vatican says
CuriousCats Shorts-list
Pope Leo XIV has been diagnosed with lung cancer and underwent surgery, Vatican says
Vatican confirms Pope Leo’s surgery was successful
CuriousCats Shorts-list
Vatican confirms Pope Leo’s surgery was successful
CuriousCats studied:
1
The Washington Post
“The Vatican raised new concerns about the state of Pope Leo XIV’s health early in his papacy when it the pope has pulmonary adenocarcinoma, a type of lung cancer.”
The Washington Post →
Ask CuriousCats
Who is Pope Leo XIV?
What is pulmonary adenocarcinoma?
Why is this surgery significant?
Are other leaders facing similar health issues?
How does this impact the papacy's public perception?
Get your CIA-level briefing,
in real time.
CuriousCats monitors the internet every minute for you and brings you the most personalized brief of videos, social media posts, news and more.
Download the App
One story brought you here.
CuriousCats brings you everything else worth knowing.
Get CuriousCats