Spontaneous regression of advanced transverse colon cancer with remaining lymph node metastasis

Surgical Case Reports

Table 1 Reported cases of spontaneous regression of colorectal cancer in Japan

	Author	Reported year	Age	Sex	Primary site	Types	Size (mm)	Histology	Depth	pN	Stage	Duration (month)	Prognosis (month)
1	Kamesui et al. [3]	2000	66	F	Ascending	0-Isp	20	Moderately	SM	0	1	2	12 NR
2	Sakamoto et al. [4]	2009	80	M	Rectum	2	25	Well	MP	0	1	3	24NR
3	Shimizu et al. [5]	2010	80	M	Transverse	2	25	Moderately	MP	-	-	7	64 NR
4	Nakashima et al. [6]	2012	76	F	Caecum	0-Ip	20	Well	SM massive	0	1	2	18 NR
5	Sekiguchi et al. [7]	2013	69	F	Ascending	0-IIa	20	Moderately	SM massive	0	1	1.5	━
6	Nakamura [8]	2013	60	M	Rectum	0-IIa + IIc	10	Well	SM	-	-	1	18NR
7	Serizawa et al. [9]	2015	75	M	Transverse	0-IIc + IIa	15	Well	SM	0	1	2.5	━
8	Kihara et al. [10]	2015	64	M	Transverse	2	30	Moderately	MP	0	1	1.5	12 NR
9	Chida et al. [11]	2017	80	M	Transverse	2	30	Poorly	MP	0	1	1	12 NR
10	Yoshida et al. [12]	2018	73	M	Transverse	0-IIa + IIc	10	Moderately	SM massive	0	1	3	9NR
11	Karakuchi et al. [13]	2019	70	M	Transverse	2	30	Poorly	MP	0	1	2	11 NR
12	Kawakita et la [14].	2019	62	M	Ascending	2	10	Poorly	MP	0	1	1	6 NR
13	Our case	2019	67	F	Transverse	2	13	Poorly	MP	1a	3	3	60 NR