Primary Lung Cancer
- Leading cause of cancer-related death in USA
159,480 estimated deaths in 2013
- Second most commonly diagnosed cancer
228,190 estimated new cases in 2013
Lung Metastases
- Second most common site of metastasis
- 25-30% of all patients with malignancy have lung metastases at autopsy
发病率和死亡率在缓慢下降
Annual screening CT scan for all adults aged 55 to 80 years who have a 30 pack-year smoking history and currently smoke or have quit within the past 15 years
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