<unk>  is a type of histology of<unk> . It exists in lung cancer, prostate cancer and cervical cancer, etc. And it accounts for approximately 15% of lung cancers.<unk>  spread to other organs early and quickly. For treatment, surgery is almost never an option. Chemotherapy may be a better decision. Prognosis for almost all<unk>  is poor.
Small cell carcinoma
Adenomatoid tumor
Signet ring cell carcinoma
Adenocarcinoma
Basal-like carcinoma
Mucoepidermoid carcinoma
Epithelioma
Verrucous carcinoma