2025
Utilization of Low‐Dose Phentermine for Weight Loss Prior to Metabolic and Bariatric Surgery: A Prospective, Randomized, and Placebo‐Controlled Trial
Garcia L, Rivas H, Morton J. Utilization of Low‐Dose Phentermine for Weight Loss Prior to Metabolic and Bariatric Surgery: A Prospective, Randomized, and Placebo‐Controlled Trial. Obesity Science & Practice 2025, 11: e70043. PMID: 39830713, PMCID: PMC11739713, DOI: 10.1002/osp4.70043.Peer-Reviewed Original ResearchBody mass indexPreoperative weight lossLow-dose formulationsPlacebo groupWeight lossBariatric surgeryLaparoscopic Roux-en-Y gastric bypassPercentage total weight lossRoux-en-Y gastric bypassPlacebo-controlled trialPreoperative medication useTreatment groupsPost-operative complicationsFollow-up visitImprove weight lossMultivariate regression analysisAverage weight lossSleeve gastrectomyGastric bypassMass indexBariatric patientsTotal weight lossPhenterminePatientsOR timeCharacterization of trends in preoperative hemoglobin A1c testing prior to metabolic and bariatric surgery: a retrospective, observational study
Hamid S, Graetz E, Zolfaghari E, Schultz K, Schneider E, Gibbs K. Characterization of trends in preoperative hemoglobin A1c testing prior to metabolic and bariatric surgery: a retrospective, observational study. Perioperative Medicine 2025, 14: 3. PMID: 39789653, PMCID: PMC11720298, DOI: 10.1186/s13741-024-00483-8.Peer-Reviewed Original ResearchRobotic Roux-en-Y gastric bypassBariatric surgeryDiabetes statusSleeve gastrectomyA1c testingRoux-en-Y gastric bypassIncreased oddsPreoperative hemoglobin A1cDemographic characteristics of patientsCharacteristics of patientsNon-insulin-dependent diabetesInsulin-dependent patientsBaseline diabetes statusLogistic regression analysisSleep apneaCardiopulmonary comorbiditiesAmerican Society of MetabolicGastric bypassMBSAQIP databaseClinical factorsHemoglobin A1c testingMBS patientsSociety recommendationsHemoglobin A1cDependent patients
2024
Analysis of Online Crowdfunding Among Patients Pursuing Metabolic and Bariatric Surgery in the United States
Hamid S, Graetz E, Bakkila B, Chao G, Zolfaghari E, Schultz K, Chetty A, Trabilsy M, Schneider E, Gibbs K. Analysis of Online Crowdfunding Among Patients Pursuing Metabolic and Bariatric Surgery in the United States. Obesity Surgery 2024, 35: 170-180. PMID: 39633092, DOI: 10.1007/s11695-024-07605-7.Peer-Reviewed Original ResearchBariatric surgeryNon-medical expensesRoux-en-Y gastric bypassNon-surgical attemptsRoux-en-YObesity-associated diseasesSleeve gastrectomyGastric bypassBiliopancreatic diversionDuodenal switchAssessed associationsLogistic regressionSurgeryIQRPatientsMedianDiseaseLost wagesHealth-related diseasesUnmet financial needsThe association of higher offspring early‐childhood weight gain with prepregnancy metabolic and bariatric surgery
Hilaire M, Babcock A, White G, Masson C, Salem R, Reddy U, Gallagher D, LeDuc C, Thaker V. The association of higher offspring early‐childhood weight gain with prepregnancy metabolic and bariatric surgery. Obesity 2024, 32: 2012-2023. PMID: 39497631, PMCID: PMC11694145, DOI: 10.1002/oby.24166.Peer-Reviewed Original ResearchConceptsOffspring growth trajectoriesBariatric surgeryHypertensive disorders of pregnancyWorld Health Organization Child Growth StandardsRoux-en-Y gastric bypassWeight gainHigher BMI z-scoreEarly-life weight gainNon-MB groupDisorders of pregnancyGestational diabetes mellitusGestational weight gainLow birth weightBMI z-scoreChild Growth StandardsScore-matched controlsPrepregnancy BMIGestational outcomesHypertensive disordersSleeve gastrectomyGastric bypassBirth weightPrepregnancyDiabetes mellitusGrowth standardsAmerican society for metabolic and bariatric surgery: intra-operative care pathway for minimally invasive Roux-en-Y gastric bypass
Lin H, Baker J, Meister K, Lak K, Martin Del Campo S, Smith A, Needleman B, Nadzam G, Ying L, Varban O, Reyes A, Breckenbridge J, Tabone L, Gentles C, Echeverri C, Jones S, Gould J, Vosburg W, Jones D, Edwards M, Nimeri A, Kindel T, Petrick A. American society for metabolic and bariatric surgery: intra-operative care pathway for minimally invasive Roux-en-Y gastric bypass. Surgery For Obesity And Related Diseases 2024, 20: 895-909. PMID: 39097472, DOI: 10.1016/j.soard.2024.06.002.Peer-Reviewed Original Research
2023
Gastric bypass alters diurnal feeding behavior and reprograms hepatic clock to regulate endogenous glucose flux
Ye Y, Abu El Haija M, Obeid R, Herz H, Tian L, Linden B, Chu Y, Guo D, Levine D, Cedernaes J, Rahmouni K, Bass J, Mokadem M. Gastric bypass alters diurnal feeding behavior and reprograms hepatic clock to regulate endogenous glucose flux. JCI Insight 2023, 8: e166618. PMID: 36787197, PMCID: PMC10070113, DOI: 10.1172/jci.insight.166618.Peer-Reviewed Original ResearchConceptsRoux-en-Y gastric bypassGastric bypassGlucose fluxDiurnal feeding behaviorEffects of Roux-en-Y gastric bypassEating behaviorsMolecular clockWeight-independent effectsRoux-en-YGlucose metabolismWeight loss effectsDiurnal eating patternReporter mouse modelHepatic glucose productionHepatic clockClock activityHepatic glucose fluxesPair-feeding experimentsPeripheral clocksBariatric proceduresClock oscillatorGlucose homeostasisFeeding behaviorMutant miceFood intake
2019
The Comparative Effect of Roux-en-Y Gastric Bypass and Sleeve Gastrectomy on 10-Year and Lifetime Atherosclerotic Cardiovascular Disease Risk
Raygor V, Garcia L, Maron D, Morton J. The Comparative Effect of Roux-en-Y Gastric Bypass and Sleeve Gastrectomy on 10-Year and Lifetime Atherosclerotic Cardiovascular Disease Risk. Obesity Surgery 2019, 29: 3111-3117. PMID: 31115847, DOI: 10.1007/s11695-019-03948-8.Peer-Reviewed Original ResearchConceptsRoux-en-Y gastric bypassEffects of Roux-en-Y gastric bypassSleeve gastrectomyCompare effects of Roux-en-Y gastric bypassLifetime ASCVD riskAtherosclerotic cardiovascular diseaseASCVD riskCardiovascular disease riskGastric bypassACC/AHA ASCVD risk estimatorAmerican College of Cardiology/American Heart AssociationAtherosclerotic cardiovascular disease riskBaseline to 1Lifetime cardiovascular disease riskMann-Whitney U testCardiovascular risk reductionMultiple logistic regressionWilcoxon signed rank testASCVD risk estimatorLow 10-yearDisease riskBackgroundBariatric surgeryBaseline BMIBariatric surgeryComparative effectiveness
2007
Size matters: gastric pouch size correlates with weight loss after laparoscopic Roux-en-Y gastric bypass
Roberts K, Duffy A, Kaufman J, Burrell M, Dziura J, Bell R. Size matters: gastric pouch size correlates with weight loss after laparoscopic Roux-en-Y gastric bypass. Surgical Endoscopy 2007, 21: 1397-1402. PMID: 17332953, DOI: 10.1007/s00464-007-9232-x.Peer-Reviewed Original ResearchConceptsLaparoscopic Roux-en-Y gastric bypassPreoperative body mass indexExcess weight lossBody mass indexGastric pouch sizeRoux-en-Y gastric bypassPouch sizeGastric bypassWeight lossIncreased preoperative BMIMale genderSuccess of surgical therapyMean pouch sizePostoperative day 1ResultsThe mean ageYale-New Haven HospitalUpper gastrointestinal seriesProspective databaseSurgical therapyMorbid obesityStudy patientsBariatric surgeryNew Haven HospitalMean ageMass index
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