Lung adenocarcinoma metastasis to paranasal sinus: A case report

Table 1 Number of cases for different pathological type of metastatic tumors to the nasal cavity and sinuses from primary lung cancer

Pathological type	No. of cases
Adenocarcinoma	46
Squamous-cell carcinoma	39
Small-cell carcinoma	23
Adenosquamous carcinoma	3
Carcinoma gigantocellulare	2
Non-small-cell lung cancer	2
Large-cell lung cancer	2
Small-round-cell malignant tumors	1
Sarcomatoid carcinoma	1
Papillocarcinoma	1
Mucoepidermoid carcinoma	1
Neuroendocrine carcinoma	1
Germ-cell tumor	1

Table 2 Metastatic sites and number of cases

Metastatic site	No. of cases	Metastatic site	No. of cases
Eyeball	12	Cerebrum	16
Choroid	11	Peripheral nerve	3
Iris	5	Bone	15
Eyelid	2	Skin	8
Retina	1	Cardioid	8
Colon	4	Marrow	6
Jejunum	3	Nasal cavity	4
Pancreas	3	Oral cavity	3
Spleen	2	Mammary gland	3
Intestine	2	Tonsil	2
Rectal	2	Inguinal glands	2
Stomach	1	Thyroid	2
Liver	1	Kidney	2
Appendix	1	Pituitary	2
Cervix	3	Greater omentum	1
Ovary	2	Abdominal wall	1
Penis	1	Abdominal cavity	1
Prostate	1	Thyroid cartilage	1
Testis	1