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. 2021 Nov 23;34(6):439–446. doi: 10.1055/s-0041-1735276

Table 1. Clinical evidence for a microbial cause of anastomotic leak.

• Clarke et al perform the first randomized prospective placebo blinded clinical trial demonstrating that oral antibiotics prevent anastomotic leak following colon surgery 13
• Komen et al demonstrate that early postoperative detection by reverse transcription polymerase chain reaction (RT-PCR) for Enterococcus faecalis in intra-abdominal drains may be an affordable screening tool for anastomotic leak 20
• Schardey et al performs a randomized prospective controlled trial of oral antibiotics in upper gastrointestinal surgery demonstrating that oral antibiotics decrease anastomotic leak rates 14
• Retrospective studies mining large databases within the NSQIP (National Surgical Quality Improvement Program) demonstrate that oral antibiotics decrease rates of anastomotic leak 15
• Studies from Korea demonstrate that the two most common organism isolated from sites of anastomotic leak are E. faecalis and Pseudomonas aeruginosa , the two highest collagenase producing organisms in the gastrointestinal tract 19
• Wirth performs a study demonstrating that local anastomotic decontamination of the colon anastomosis with topical antibiotics (via enema) decrease anastomotic leak rates 16
• Prospective randomized controlled clinical trial from Europe demonstrates that mechanical bowel prep and oral antibiotics reduces anastomotic leak rates 17