SECC is a new method for operative preparation of patients with obstructing colorectal cancers, which may reduce morbidity and mortality associated with this difficult problem.

Self-expandable metallic stent placement is a safe and efficacious procedure for palliation, with shorter operating time and more prompt restoration of oral intake, compared to surgical alternatives in patients with GOO caused by gastric cancer.

A duration of symptoms longer than 72 h, which is included in the criterion for moderate AC severity in the TG 13, was an independent risk factor for conversion to open surgery. In addition, adoption of a high CRP value as an additional criterion for moderate AC may increase the utility of the TG 13.

Adequate broad-spectrum antimicrobial therapy should be administered perioperatively even for Mild patients classified according to the current Tokyo guidelines. These results suggest that more precise severity grades may need to be established, including age and CRP as additional parameters.

UMIN 000000574.