Pope lung nodule: Could it be cancer?

The case of Pope Leo shows how small lung nodules are often found during routine health checks. Quick treatment is generally advised before nodules can grow to become larger life-threatening masses.

教皇利奥十四世被查出肺部结节并建议手术，文章借此解释肺结节的成因、症状与恶性判断标准。多数早期结节为良性，大小与密度是评估癌变风险的关键指标。