Choroidal metastasis of lung cancer is rare in clinical, which is easy to missed diagnosis or misdiagnosis, special research and discussion are not much. This article mainly introduces the current situation of choroidal metastasis of lung cancer in China, the characteristics of clinical and ophthalmoscopic examination, angiography and imaging, the methods of early detection, early diagnosis and the progress of individualized comprehensive treatment. It is expected to attract the attention of thoracic surgeons, conducive to improve the quality of life and prognosis of patients.