- Histologically confirmed locally unresectable or advanced well differentiated （adenocarcinoma,squamous cancer and large cell lung cancer ）with significant neuroendocrine carcinoma characteristics tumors : CgA and/or Synaptophysin +(at least 10% of cells that would have to be positive ).( the pathology shows a neuroendocrine component histologically should be at least 10% of tissue within the specimen that is read as "neuroendocrine component").