Evidence map›Paper›PMID 21298546›Full record

ArticleSurgical endoscopy2011

Transgastric endoscopic peritoneoscopy does not lead to increased risk of infectious complications.

Vanchad C Memark, Joel B Anderson, Peter N Nau, Nilay Shah, Bradley J Needleman, Dean J Mikami, William S Melvin, Jeffrey W Hazey

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Article in Surgical endoscopy, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed
4.4field-weighted citation impact, top 6% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

7 citing papers in PubMed, 25 citations in OpenAlex.

  1. Trial
  2. Trial
  3. Review
  4. Emerging Techniques in Minimally Invasive Surgery. Pros and Cons.Journal of gastrointestinal surgery : official journal of the Society for Surgery of the Alimentary Tract · 2015
    Review
  5. Article
  6. Article
  7. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

8 authors at 2 institutions in 1 country.

Vanchad C MemarkCenter for Minimally Invasive Surgery, The Ohio State University School of Medicine and Public Health, 410 West 10th Avenue, Columbus, OH 43210-1228, USA.
Joel B Anderson
Peter N Nau
Nilay Shah
Bradley J Needleman
Dean J Mikami
William S Melvin
Jeffrey W Hazey
The Ohio State University · USCleveland Clinic · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundIt remains important to determine the risk of bacterial contamination and infectious complications of the peritoneal cavity as it pertains to transgastric natural orifice translumenal endoscopic surgery (NOTES) procedures. The infectious implications of such procedures have been quantified in animal models. This report discusses the infectious risks of transgastric endoscopic peritoneoscopy (TEP) in a human clinical trial.

methodsUnder institutional review board approval, 40 patients scheduled for laparoscopic Roux-en-Y gastric bypass (LRYGB) participated in this study. The TEP procedure was performed without preoperative gastric decontamination and without laparoscopic guidance. Preoperative intravenous antibiotics were given. Saline aspirates were taken from the gastric lumen before endoscopic gastrotomy creation and from the peritoneal cavity after transgastric access. Samples were sent for culture, identification, and bacterial counts. Subgroup analysis was performed on patients taking proton pump inhibitors (PPIs). These data were compared with data for "sterile" peritoneal aspirates from a historical cohort of 50 patients undergoing LRYGB.

resultsThe median number of bacteria isolated from the gastric aspirates was 980 colony-forming units (CFU)/ml (n=40). The median number of bacteria isolated from the peritoneal aspirates was 323 CFU/ml. Cross-contamination from the stomach to the peritoneal cavity was documented in eight cases. No abscesses or anastomotic leaks were recorded. One port-site infection occurred. Subgroup analysis of 15 patients receiving PPIs showed elevated bacterial counts in gastric aspirates and the post-TEP peritoneal samples compared with patients not receiving PPIs (n=25). This subgroup on PPI's did not have an increase in infectious complications.

conclusionsContamination of the peritoneal cavity does occur with TEP, but this does not lead to an increased risk of infectious complications. Similarly, patients receiving PPIs have an increased gastric bacterial load and increased contamination after TEP but not an increased risk of infectious complications.

Indexed as

Gastric BypassNatural Orifice Endoscopic SurgeryAdultAgedBacterial InfectionsBacterial LoadFemaleHumansMaleMiddle AgedPeritoneal CavityPeritonitisPostoperative ComplicationsProton Pump InhibitorsStatistics, NonparametricProton Pump Inhibitors

Identifiers

PMID21298546
OpenAlexW2073850456

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.