Objective To analyze retrospectively the clinical manifestation, stages, therapy methods and lifetime of senile patients with lung cancer.

She said: "If prospective studies confirm our results and find that anti-oestrogen agents improve lung cancer outcomes, this could have substantial implications for clinical practice."

Conclusions Senile patients with lung cancer demonstrated atypical symptoms and their prognosis and lifetimes are related to clinical stages and histological styles with no relation to ages.