Biomarker

Squamous cell

carcinoma

Adenocarcinoma

Small cell Lung

cancer

Large cell

neuroendocrine

carcinoma

CEA

PSF3

-

↑↑

-

-

Pro GRP

-

-

↑↑

-

SCCA

↑↑

-

-

-

NSE

-

-

↑↑

-

CYFRA 21-1

↑↑

-

-

SST

-

-

-

↑↑