A rare case of simultaneous rectal and gastric carcinomas accompanied with inferior mesenteric arterioportal fistula: case report

Surgical Case Reports

Table 1 Cases of left-sided colorectal cancer comorbid abnormal vessel communications of pelvis

Case	Sex	Age	Location of cancer	Clinical symptom	Location of APF	Main inflow vessel	Main outflow vessel	HF	PH	IVR	Operation for cancer
Honma et al 2010 [40]	M	60	S	-	Right IIA region	IIA	IIV	+	-	-	Partial resection of sigmoid colon
Takeda et al 2017 [41]	M	58	RS	-	Right IIA region	IIA	IIV	-	-	-	Laparoscopic high anterior resection
Our case	M	66	Ra	-	Mesorectum	SRA	IMV	-	+	+	Laparoscopic low anterior resection

S sigmoid, RS recto-sigmoid, Ra rectum above the peritoneal reflection, HF Heart failure, PH Portal hypertension, IVR Interventional radiological treatment, IIA Internal iliac artery, IIV Internal iliac vein, SRA Superior rectal artery, IMV Inferior mesenteric vei