cause · Public research summary
Trachea, bronchus, lung cancers: risks, context and evidence
Tobacco and second-hand smoke, air pollution, radon and occupational exposures. Cancer also occurs without these exposures.
Educational only. Associations do not establish individual risk or diagnosis. Read the original sources and limitations.
Global mortality context
Rank 7 in WHO GHE 2023; estimated deaths: 1,801,165. Data year, not the current year's count. Global · all ages · both sexes.
Risk context
Tobacco and second-hand smoke, air pollution, radon and occupational exposures. Cancer also occurs without these exposures.
Signs that can occur
Persistent cough, coughing blood, breathlessness, chest pain or unexplained weight loss. Early symptoms may be mild.
What supports health
Tobacco avoidance and cessation, cleaner air and safer workplaces reduce exposure. Clinical assessment of persistent symptoms and appropriate high-risk screening matter.
Limits
Population mortality is not prevalence or a personal prognosis. Risks and symptoms do not establish a diagnosis. Seek professional care for health concerns.