The effect of pericolic lymph nodes metastasis beyond 10 cm proximal to the tumor on patients with rectal cancer.

Background: This study aims to determine the real incidence of pericolic lymph nodes metastasis beyond 10 cm proximal to the tumor (pPCN) and its prognostic significance in rectal cancer patients.

Methods: Consecutive patients with rectal cancer underwent curative resection between 2015 and 2017 were included. Margin distance was marked and measured in vivo and lymph nodes were harvested on fresh specimens.

Chinese clinical practice guidelines for acute infectious diarrhea in children.

Background: The guidelines addressed the evidence-based indications for the management of children with acute infectious diarrhea in Chinese pediatric population.

Data Sources: The experts group of evidence development put forward clinical problems, collects evidence, forms preliminary recommendations, and then uses open-ended discussions to form recommendations. The literature review was done for developing this guideline in databases including PubMed, Cochrane, EMBASE, China Biomedical Database, and Chinese Journal Full-text Database up to June 2013.