Colonic metastasis after resection of primary squamous cell carcinoma of the lung: A case report and literature review

Table 1 Clinical characteristics of published colonic metastasis from primary lung cancer

Case	Year	Age	Sex	Site of metastasis	Pathology type of lung cancer	Location of lung cancer	Interval time to diagnosis	Survival
1	1978	52	Male	Sigmoid colon	Poorly differentiated squamous cell carcinoma	Left upper lobe	Same time	> 1yr
2	1978	57	Male	Sigmoid colon	Squamous cell carcinoma	Left lower lobe	2 yr later	1 yr
3	1980	63	Male	Sigmoid colon	Large cell carcinoma	Left upper lobe	1 mo	NA
4	1988	69	Male	Ascending colon	Small cell carcinoma	Right medial lobe	Same time	2 mo
5	1998	69	Male	Sigmoid colon	Squamous cell carcinoma	Right main bronchus	9 mo	2 mo
6	2001	68	Male	Sigmoid colon	Squamous cell carcinoma	Right lower lobe	10 wk	6 mo
7	2002	73	Male	Entire colon	Large cell carcinoma	Right lower lobe	Same time	3 mo
8	2006	60	Male	Ascending colon	Squamous cell carcinoma	Left upper lobe	Same time	NA
9	2006	57	Male	Caecum	Small cell carcinoma	Left upper lobe	645 d	70 d
10	2008	74	Male	Descending colon	Squamous cell carcinoma	Right upper lobe	Same time	23 wk
11	2008	59	Male	Caecum	Small cell carcinoma	Left hilar mass	Same time	NA
12	2010	53	Male	Descending colon	Adenocarcinoma	Left lower lobe	Same time	6 mo
32	2012	67	Male	Descending colon	Squamous cell carcinoma	Right lower lobe	32 mo	5 mo

NA: Not available.