Stereotactic body radiotherapy for isolated paraaortic lymph node recurrence from colorectal cancer

Table 2 Comparison of survival for recurrence from CRC treated by surgery or other treatment method

Study	Failure site	Treatment	n	Median survival (mo)	Survival rate (yr)
Gwin et al[15], 1993	Non-hepatic intra-abdominal	R01	15	25.5	60 (2), 0 (3)
		R12	6	8	34 (2), 34 (3)
		R23	7	3.5	15 (2)
Shibata et al[13], 2002	Retroperitoneum	R0	15	81	56 (5)
		R1	5	29	0 (5)
		R2	4	3	0 (5)
Bowne et al[14], 2005	Retroperitoneum	R0	8	44	NA
		R1	8
Min et al[12], 2008	PALN	R0	6	34	80 (3), 0 (5)
		Chemotherapy4	33	12	18 (3), 7 (5)
Present study	PALN	SBRT	7	41	71.4 (3)

¹Curative resection;

²Marginal resection;

³Incomplete, bypass or colostomy;

⁴Resection is not planned. CRC: Colorectal cancer; PALN: Paraaortic lymph node; SBRT: Stereotactic body radiotherapy; NA: Not assessed.