Colon cancer arising from colonic diverticulum: A case report

Table 1 Clinical characteristics of reported cases of colon cancer arising in a colonic diverticulum

Case	Ref.	Yr	Age (yr)/ Sex	Symptom	Seen on CT	Seen on CS/CE	Preoperativediagnosis	Tumor site	Operation	TNM (UICC)	Differentiation
1	Tolley et al[6]	1967	59/M	Constipation	ND2	Yes	Diverticulitis	Cecum	Right hemicolectomy	T4N0M0	Mucinous
2	Drut et al[7]	1974	84/M	Abdominal pain	ND	No	Diverticulitis	Sigmoid	Left hemicolectomy	T4N3M0	Adenosqua-mous
3	Hines et al[8]	1975	55/F	Abdominal pain	ND	No	Diverticulitis	Descending	Left hemicolectomy	T4N0M0	Mucinous
4	McCrow et al[5]	1976	80/M	Hematochezia	ND	No	Diverticulitis	Sigmoid	Sigmoidectomy	T3N0M0	Mucinous
5	Prescott et al[9]	1992	89/F	Abdominal pain	ND	No	Giant diverticulum	Sigmoid	Sigmoidectomy	T3N0M0	Well
6	Cohn et al[10]	1993	80/M	Abdominal pain	ND	ND	Ileus	Sigmoid	Hartmann operation	T3N0M0	Mucinous
7	Cohn et al[10]	1993	61/M	Hematochezia	ND	Yes	Bulky tumor	Sigmoid	Sigmoidectomy	T2N0M0	Well
8	Kajiwara et al[11]	1996	67/M	Hematochezia	No	Yes	Cancer	Ascending	Right hemicolectomy	T3N0M0	Mucinous
9	Kikuchi et al[12]	1999	58/F	No symptom	ND	Yes	Tumor	Cecum	Ileocecal resection	TisNxM0	Moderate
10	Bellows et al[13]	2002	63/M	Hematochezia	No	No	Vesicosigmoidal fistula	Sigmoid	Sigmoidectomy Partial resection of the urinary bladder	T4aN0M0	Moderate
11	Van Beyrden et al[14]	2008	54/M	ND	No	No	Diverticulitis	Sigmoid	Sigmoidectomy	T4aN2M0	Moderate
12	Fu et al[15]	2010	71/M	Hematochezia	ND	Yes	Tumor	Descending	EMR with the assistance of laparoscopy	TisNxM0	Well
13	Merkow et al[16]	2011	60/M	Abdominal pain	Yes	No	Bulky tumor	Sigmoid	Sigmoidectomy	T4bN2M0	Poorly
14	Parsyan et al[18]	2013	60/M	ND	Yes	Yes	Cancer	Sigmoid	Left hemicolectomy	T3N1M0	Moderate
15	Yagi et al[19]	2014	73/M	Hematuria	Yes	Yes	Cancer	Sigmoid	Sigmoidectomy, total resection of the urinary bladder	T4bN0M0	Well
16	Nomi et al[20]	2014	64/F	Anemia	Yes	No	Bulky tumor	Transverse	Right hemicolectomy	T4bN0M0	Well
17	Our case	-	76/M	Dysuria	No	No	Vesicosigmoidal fistula	Sigmoid	Laparoscopic sigmoidectomy	T4bN0M0	Well

TNM: Tumor, Node and Metastasis (TNM) classification; ND: Not described; CT: Computed tomography; CS: Colonoscopy; CE: Contrast enema; F: Female; M: Male.