Lung ca.

k-ras mutation 35%
EGFR mutation 50%
EML4-ALK 5&
Unknown 35%

Non-small carcinoma with EGFR mutation
EGFR inhibitor (Iressa, Erlitinib)
Avastin (VEGF antibody)

Neuroendocrine carcinoma regardless of small and large cell ca.
CD56 (N-CAM)
Chromogranin A
Synaptophysin