Management of asymptomatic primary tumours in stage IV colorectal cancer: Review of outcomes

Table 4 Complications in patients undergoing primary tumour resection

Ref.	Post-operative (30 d) mortality %	Post-operative morbidity		Requiring subsequent surgical intervention (%)
		%	Most common complication
Cetin et al[22] (2013)	0	ND	ND	6% (all rectovesical fistula)
Benoist et al[26] (2005)	0	19	Wound infection, cardio-respiratory, intra-abdominal abscess, UTI	ND
Galizia et al[25] (2008)	0	21	All minor	0%
Maeda et al[28] (2013)	0	21	Wound infection, ileus, anastomotic leak	ND
Michel et al[21] (2004)	0	ND	ND	ND
Seo et al[20] (2010)	0	35	Urine retention, wound complication, ileus.	2%
Yun et al[18] (2014)	1	10	Ileus, wound infection, anastomotic leak	ND
Matsuda et al[17] (2012)	2	15	Wound infection, ileus	11%
Ruo et al[43] (2003)	2	21	Wound infection, ileus, intra-abdominal infection	3%
Matsumoto et al[19] (2014)	2	20	ND	ND
Scoggins et al[44] (1999)	5	30	Wound infection, UTI, sepsis	ND
Boselli et al[15] (2013)	29	35	Wound infection, UTI, pneumonia	ND

ND: Not documented; UTI: Urinary tract infection;