The Economic Times

Pope Leo XIV, diagnosed with lung cancer, undergoes surgery. What is lung adenocarcinoma? 7 symptoms you should not ignore

Adenocarcinoma is a type of cancer that arises from glandular or secretory cells. Adenocarcinoma is the predominant variant of lung cancer. Lung adenocarcinoma arises when cells in the lung tissue, especially those that line the airways and secrete mucus, experience malignant transformations.