Neurofibromatosis type 1-associated multiple rectal neuroendocrine tumors: A case report and review of the literature

Table 1 Summary of multiple rectal carcinoid case reports

Case	Sex	Age	Number	Size (mm)	The depth of invasion	Lymph node metastasis	Histological stage	Treatment	Complicated with NF-1
Kato et al[18]	M	61	52	1-6	SM	NA	NA	NA	No
Maruyama et al[19]	M	52	5	4-10	M3	No	NA	AR	No
Okamoto et al[20]	M	54	4	< 6	SM	NA	NA	ESMR-L	No
Haraguchi et al[21]	M	69	30	< 10	SM	Yes	NA	APR	No
Sasou et al[22]	M	51	7	< 8	SM	Yes	G1	APR	No
	M	58	3	< 7	M3	Yes	G2	AR	No
Zhou et al[23]	M	47	3	5-8	SM	No	G1	TEM	No
Park et al[24]	M	52	2	4	SM	No	G1	ESMR-L	No
	M	32	3	5-7	SM	No	G1	ESMR-L	No
	F	65	3	5-7	SM	No	NA	EMR	No
	M	62	2	5	SM	No	G1	ESMR-L	No
	F	48	2	NA	SM	No	G1	ESMR-L	No
Hua et al[25]	F	61	12	3-10	SM	No	G1	TEM	No
Ghassemi et al[26]	F	53	6	2-3	SM	No	G1	NA	Yes

APR: Abdominoperineal resection; AR: Anterior resection; ESMR-L: Endoscopic submucosal resection with a ligation device; EMR: Endoscopic mucosal resection; TEM: Transmission electron microscope; SM: Submucosa; M3: Mina muscularismiucosae.