Evidence map›Paper›PMID 20824511›Full record

ArticleObesity surgery2011

Laparoscopic reconversion of Roux-en-Y gastric bypass to original anatomy: technique and preliminary outcomes.

Giovanni Dapri, Guy Bernard Cadière, Jacques Himpens

Abstract read
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In one paragraph

Article in Obesity surgery, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed, 2 pooled it
3.3field-weighted citation impact, top 9% 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

22 citing papers in PubMed, 2 syntheses or guidelines pooled it, 57 citations in OpenAlex.

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  14. [Dumping syndrome: Diagnostics and therapeutic options].Der Chirurg; Zeitschrift fur alle Gebiete der operativen Medizen · 2015
    Review
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  18. Advances in the etiology and management of hyperinsulinemic hypoglycemia after Roux-en-Y gastric bypass.Journal of gastrointestinal surgery : official journal of the Society for Surgery of the Alimentary Tract · 2011
    Review
  19. Gastric motility physiology and surgical intervention.The Surgical clinics of North America · 2011
    Review
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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

3 authors at 1 institution in 1 country.

Giovanni DapriDepartment of Gastrointestinal Surgery, European School of Laparoscopic Surgery, Saint-Pierre University Hospital, Brussels, Belgium. giovanni@dapri.net
Guy Bernard Cadière
Jacques Himpens
Centre Hospitalier Universitaire de Saint-Pierre · BE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundLaparoscopic Roux-en-Y gastric bypass (RYGB) is one of the most common bariatric procedures performed. Dumping syndrome, intolerance to RYGB-induced restriction, and weight loss issues are possible problems bariatric surgeons are confronted with. This study reports the feasibility, safety, and outcomes of laparoscopic reconversion of RYGB to original anatomy (OA) as treatment of these complications.

methodsBetween January 2005 and April 2008, eight patients benefited from laparoscopic reconversion of RYGB to OA. Reason was dumping syndrome without postprandial hypoglycemia (three), intolerance to RYGB-induced restriction (three), too much (one) and too little weight loss (one). Mean weight and body mass index (BMI) at RYGB were 104.7±19.3 kg and 38.7±6 kg/m(2), respectively. Four patients suffered of obesity co-morbidities. Mean time between RYGB and reconversion was 21±18.8 months. Mean weight, BMI, and % excess weight loss at reconversion was 66.8±21.7 kg, 20.1±7 kg/m(2), and 23.7±55%, respectively. The procedure involved dismantling both gastrojejunostomy and jejunojejunostomy, reanastomosing gastric pouch to gastric remnant, and proximal alimentary limb end to distal biliary limb end.

resultsMean operative time was 132.2±29.5 min. There were no conversions to open surgery and no early complications. Gastrogastrostomy was performed manually (four) and by linear stapler (four), and jejunojejunostomy by linear stapler (eight). Mean hospital stay was 7.7±3.5 days. After a mean follow-up of 18.3±9.2 months, two patients continued to further lose weight, two patients maintained the same weight, and four patients presented weight regain. Gastroesophageal reflux disease appeared in three patients.

conclusionsLaparoscopic reconversion of RYGB to OA is feasible and safe. Dumping syndrome and intolerance to RYGB-induced restriction are resolved. The anatomy remains one of the aspects besides nutritional and psychological factors in cases of reconversion for weight issues.

Indexed as

Gastric BypassLaparoscopyAdultConstriction, PathologicDumping SyndromeFeasibility StudiesFemaleHumansLength of StayMiddle AgedObesityPostoperative ComplicationsReoperationTreatment OutcomeWeight GainWeight Loss

Identifiers

PMID20824511
OpenAlexW2081525182

What OpenQuestion holds

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Registered trials

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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.