2018
Changes in Cerebral Cortical Thickness Related to Weight Loss Following Bariatric Surgery
Bohon C, Garcia LC, Morton JM. Changes in Cerebral Cortical Thickness Related to Weight Loss Following Bariatric Surgery. Obesity Surgery 2018, 28: 2578-2582. PMID: 29876838, PMCID: PMC6400222, DOI: 10.1007/s11695-018-3317-6.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedBariatric SurgeryCerebral CortexFemaleHumansMagnetic Resonance ImagingMiddle AgedObesity, MorbidProspective StudiesWeight LossConceptsCerebral cortical thicknessCortical thicknessBariatric surgeryWeight Loss Following Bariatric SurgeryGreater excess weight lossExcess weight lossCortical gray matterMagnetic resonance imaging dataBrain changesPatientsGray matterSurgeryWeight lossPreliminary evidenceNeurocognitive measuresFurther investigationMemory recallImaging dataPrevious studiesObesityGlobal measuresLarge sampleMonthsDoes Urinary Bisphenol-A Change after Bariatric Surgery?
Dambkowski CL, Garcia L, Leva N, Morton JM. Does Urinary Bisphenol-A Change after Bariatric Surgery? Journal Of The American College Of Surgeons 2018, 227: 232-237. PMID: 29753982, DOI: 10.1016/j.jamcollsurg.2018.04.033.Peer-Reviewed Original ResearchMeSH KeywordsBariatric SurgeryBenzhydryl CompoundsBiomarkersCaliforniaFemaleHumansInsulin ResistanceMaleMiddle AgedPhenolsProspective StudiesWeight LossConceptsBariatric surgery patientsBPA excretionSurgery patientsInsulin resistanceHeavier patientsHighest volume chemicalsBPA levelsSurgical weight lossUrinary BPA excretionUrinary BPA levelsHigher urinary excretionSingle academic institutionT-testStudent's t-testAverage weightLighter patientsPostoperative urineUrinary bisphenolBariatric surgeryPostoperative dataHemoglobin A1cPatient weightUrinary excretionLaboratory valuesPatientsWhich postoperative complications matter most after bariatric surgery? Prioritizing quality improvement efforts to improve national outcomes
Daigle CR, Brethauer SA, Tu C, Petrick AT, Morton JM, Schauer PR, Aminian A. Which postoperative complications matter most after bariatric surgery? Prioritizing quality improvement efforts to improve national outcomes. Surgery For Obesity And Related Diseases 2018, 14: 652-657. PMID: 29503096, DOI: 10.1016/j.soard.2018.01.008.Peer-Reviewed Original ResearchMeSH KeywordsAdultAnastomotic LeakBariatric SurgeryCritical CareFemaleHealth PrioritiesHumansMaleMiddle AgedPatient ReadmissionPostoperative ComplicationsPostoperative HemorrhageProspective StudiesReoperationRisk AssessmentSurgical Wound InfectionTreatment OutcomeUrinary Tract InfectionsVenous ThromboembolismConceptsPopulation attributable fractionBariatric surgeryAttributable fractionSpecific complicationsIntensive care unit admissionQuality Improvement Program databaseBariatric surgery complicationsPrimary bariatric procedureCare unit admissionEnd-organ dysfunctionAdjustable gastric bandingImprovement Program databaseBariatric Surgery AccreditationUrinary tract infectionParticipant Use FileKey clinical outcomesKey surgical outcomesQuality improvement effortsUnit admissionGastric bandingGastric bypassPostoperative complicationsSleeve gastrectomyAdverse eventsBariatric procedures
2016
A postoperative nutritional consult improves bariatric surgery outcomes
Garg T, Birge K, Rosas U, Azagury D, Rivas H, Morton JM. A postoperative nutritional consult improves bariatric surgery outcomes. Surgery For Obesity And Related Diseases 2016, 12: 1052-1056. PMID: 27220825, DOI: 10.1016/j.soard.2016.01.008.Peer-Reviewed Original ResearchConceptsInitial postoperative visitPostoperative visitBariatric surgeryPostoperative carePatient outcomesPercent excess weight lossHigh-density lipoprotein cholesterolExcess weight lossBariatric surgery outcomesHigh-density lipoproteinMultivariate logistic modelNutritional consultsSerum thiamineProspective databaseLipoprotein cholesterolMinor complicationsTotal cholesterolSurgery outcomesRetrospective analysisEffective treatmentSurgeryDemographic featuresPatientsSurgeonsWeight loss
2015
The Influence of Resected Gastric Weight upon Weight Loss after Sleeve Gastrectomy
Rosas U, Hines H, Rogan D, Rivas H, Morton J. The Influence of Resected Gastric Weight upon Weight Loss after Sleeve Gastrectomy. The American Surgeon 2015, 81: 1240-1243. PMID: 26736161, DOI: 10.1177/000313481508101225.Peer-Reviewed Original ResearchMeSH KeywordsAdultFemaleFollow-Up StudiesGastrectomyHumansMaleMiddle AgedObesity, MorbidOrgan SizeProspective StudiesTreatment OutcomeWeight LossConceptsCent excess weight lossExcess weight lossGastric weightWeight lossAdequacy of resectionSingle academic institutionUpper tercileGreater initial weightsEnduring treatmentSleeve gastrectomyBariatric surgeryPostoperative dataGastric sleeveSurgical interventionIntraoperative assessmentPatientsOptimal standardizationGastrectomyFurther investigationTercileMonthsPer centPostopResectionObesity
2014
The TRANSFORM Patient Safety Project: A Microsystem Approach to Improving Outcomes on Inpatient Units
Braddock CH, Szaflarski N, Forsey L, Abel L, Hernandez-Boussard T, Morton J. The TRANSFORM Patient Safety Project: A Microsystem Approach to Improving Outcomes on Inpatient Units. Journal Of General Internal Medicine 2014, 30: 425-433. PMID: 25348342, PMCID: PMC4370988, DOI: 10.1007/s11606-014-3067-7.Peer-Reviewed Original ResearchConceptsSevere sepsis/septic shockSepsis/septic shockAcute respiratory failureRisk-adjusted mortalityPatient safety programSeptic shockInpatient unitRespiratory failureUnplanned transfersAcademic university medical centerProspective interventional studySurgical inpatient unitsHospital-acquired complicationsPatient safety projectsUniversity Medical CenterHospital patient safetySafety cultureClinical outcomesInterventional studyIntervention periodMortality ratioHospital careMedical CenterSafety programImproving Outcomes
2012
The EMPOWER Study: Randomized, Prospective, Double-Blind, Multicenter Trial of Vagal Blockade to Induce Weight Loss in Morbid Obesity
Sarr MG, Billington CJ, Brancatisano R, Brancatisano A, Toouli J, Kow L, Nguyen NT, Blackstone R, Maher JW, Shikora S, Reeds DN, Eagon JC, Wolfe BM, O’Rourke R, Fujioka K, Takata M, Swain JM, Morton JM, Ikramuddin S, Schweitzer M, Chand B, Rosenthal R, The EMPOWER Study Group. The EMPOWER Study: Randomized, Prospective, Double-Blind, Multicenter Trial of Vagal Blockade to Induce Weight Loss in Morbid Obesity. Obesity Surgery 2012, 22: 1771-1782. PMID: 22956251, DOI: 10.1007/s11695-012-0751-8.Peer-Reviewed Original ResearchConceptsImportant weight lossControl groupWeight lossMorbid obesityVagal blockadePercent excess weight lossSubdiaphragmatic vagal nerveExcess weight lossSerious adverse eventsDuration of therapyDevice-related complicationsBody mass indexMain outcome measuresDevice useResultsStudy subjectsVagal transmissionAdverse eventsVagal nerveMulticenter trialMass indexFeasibility trialEMPOWER studyOutcome measuresInformed consentTherapyNormal Alcohol Metabolism after Gastric Banding and Sleeve Gastrectomy: A Case-Cross-Over Trial
Changchien EM, Woodard GA, Hernandez-Boussard T, Morton JM. Normal Alcohol Metabolism after Gastric Banding and Sleeve Gastrectomy: A Case-Cross-Over Trial. Journal Of The American College Of Surgeons 2012, 215: 475-479. PMID: 22770864, DOI: 10.1016/j.jamcollsurg.2012.06.008.Peer-Reviewed Original ResearchMeSH KeywordsCross-Over StudiesEthanolFemaleGastrectomyGastroplastyHumansMaleMiddle AgedObesity, MorbidProspective StudiesConceptsLaparoscopic adjustable gastric bandingLaparoscopic sleeve gastrectomyGastric bypass patientsGastric bandingAlcohol metabolismSleeve gastrectomyBypass patientsPostoperative gastric bypass patientsExcess weight lossAdjustable gastric bandingBariatric surgery patientsViable treatment optionPublic health concernGastric bypassBariatric proceduresBariatric surgeryPreoperative levelsSevere obesitySurgery patientsTreatment optionsPeak BACPatientsDrinking habitsTotal participantsGastrectomyEffect of Roux-en-Y gastric bypass on testosterone and prostate-specific antigen
Woodard G, Ahmed S, Podelski V, Hernandez-Boussard T, Presti J, Morton J. Effect of Roux-en-Y gastric bypass on testosterone and prostate-specific antigen. British Journal Of Surgery 2012, 99: 693-698. PMID: 22302466, DOI: 10.1002/bjs.8693.Peer-Reviewed Original ResearchConceptsProstate-specific antigenBody mass indexPSA levelsObese menGastric bypassSerum levelsWeight lossTestosterone levelsPSA massPercentage excess weight lossPlasma volumeExcess weight lossEffects of RouxSerum PSA levelsLow serum levelsSerum testosterone levelsConsecutive menMass indexSerum testosteroneProstate cancerMAIN OUTCOMETestosteroneDHEARYGBLongitudinal study
2011
Short-term medication cost savings for treating hypertension and diabetes after gastric bypass
Ghiassi S, Morton J, Bellatorre N, Eisenberg D. Short-term medication cost savings for treating hypertension and diabetes after gastric bypass. Surgery For Obesity And Related Diseases 2011, 8: 269-274. PMID: 21723203, DOI: 10.1016/j.soard.2011.05.009.Peer-Reviewed Original ResearchConceptsGastric bypass surgerySubset of patientsCost of medicationsBypass surgeryPersistent hypertensionDiabetic medicationsGastric bypassPalo Alto Veterans Affairs Health Care SystemVeterans Affairs Health Care SystemAnnual medication costsPostoperative medication requirementsRemission of diabetesGastric bypass patientsMedication cost savingsTreatment of hypertensionEconomic healthcare burdenHealth care systemAntihypertensive medicationsComplete remissionDiabetes medicationsMedication requirementsProspective databaseBariatric surgeryBypass patientsAnnual cost
2010
Intraoperative Fluid Replacement and Postoperative Creatine Phosphokinase Levels in Laparoscopic Bariatric Patients
Wool DB, Lemmens HJ, Brodsky JB, Solomon H, Chong KP, Morton JM. Intraoperative Fluid Replacement and Postoperative Creatine Phosphokinase Levels in Laparoscopic Bariatric Patients. Obesity Surgery 2010, 20: 698-701. PMID: 20198451, DOI: 10.1007/s11695-010-0092-4.Peer-Reviewed Original ResearchConceptsPost-anesthesia care unitTotal body weightLaparoscopic bariatric operationsPostoperative CK levelsGroup B patientsCreatine phosphokinase levelsCreatinine levelsGroup ACK levelsPostoperative rhabdomyolysisB patientsPostoperative dayBariatric operationsUrine outputGroup BGroup B. Group B patientsLower serum creatinine levelsSerum creatine phosphokinase levelsIntraoperative fluid replacementHigher urine outputLaparoscopic sleeve gastrectomySerum creatinine levelsAdjustable gastric bandResultsForty-seven patientsGastric bypass operationOne Year Improvements in Cardiovascular Risk Factors: a Comparative Trial of Laparoscopic Roux-en-Y Gastric Bypass vs. Adjustable Gastric Banding
Woodard GA, Peraza J, Bravo S, Toplosky L, Hernandez-Boussard T, Morton JM. One Year Improvements in Cardiovascular Risk Factors: a Comparative Trial of Laparoscopic Roux-en-Y Gastric Bypass vs. Adjustable Gastric Banding. Obesity Surgery 2010, 20: 578-582. PMID: 20186576, DOI: 10.1007/s11695-010-0088-0.Peer-Reviewed Original ResearchConceptsBiochemical cardiovascular risk factorsLaparoscopic adjustable gastric bandingAdjustable gastric bandingCardiovascular risk factorsTotal cholesterolRisk factorsGastric bandingGastric bypassHs-CRPLipoprotein cholesterolExcess weightHigh-sensitivity C-reactive proteinLow-density lipoprotein cholesterolSensitivity C-reactive proteinHigh-density lipoprotein cholesterolBackgroundCoronary artery diseaseConsecutive bariatric patientsPreventable risk factorsY Gastric BypassC-reactive proteinSingle academic institutionCause of deathSignificant weight lossPost-op valuesSignificant improvement
2009
Probiotics Improve Outcomes After Roux-en-Y Gastric Bypass Surgery: A Prospective Randomized Trial
Woodard GA, Encarnacion B, Downey JR, Peraza J, Chong K, Hernandez-Boussard T, Morton JM. Probiotics Improve Outcomes After Roux-en-Y Gastric Bypass Surgery: A Prospective Randomized Trial. Journal Of Gastrointestinal Surgery 2009, 13: 1198-1204. PMID: 19381735, DOI: 10.1007/s11605-009-0891-x.Peer-Reviewed Original ResearchMeSH KeywordsAdultBody Mass IndexConfidence IntervalsDose-Response Relationship, DrugDrug Administration ScheduleFemaleFollow-Up StudiesGastric BypassHumansMaleMiddle AgedObesity, MorbidPatient SatisfactionPostoperative CarePostoperative ComplicationsProbabilityProbioticsProspective StudiesReference ValuesRisk AssessmentTreatment OutcomeWeight LossConceptsGastric bypass surgeryBacterial overgrowthProbiotic groupControl groupWeight lossBypass surgeryGreater percent excess weight lossPercent excess weight lossY Gastric Bypass SurgeryExcess weight lossProspective randomized trialsVitamin B12 levelsMethodsForty-four patientsQuality of lifeEnduring treatmentGastric bypassMorbid obesityB12 levelsPostoperative changesResultsAt 6Randomized trialsVitamin B12 availabilityProbiotic administrationGastrointestinal floraGI microbiota
2007
Is there a benefit to preoperative weight loss in gastric bypass patients? A prospective randomized trial
Alami RS, Morton JM, Schuster R, Lie J, Sanchez BR, Peters A, Curet MJ. Is there a benefit to preoperative weight loss in gastric bypass patients? A prospective randomized trial. Surgery For Obesity And Related Diseases 2007, 3: 141-145. PMID: 17331803, DOI: 10.1016/j.soard.2006.11.006.Peer-Reviewed Original ResearchConceptsPreoperative weight lossNonweight loss groupWeight loss groupGastric bypass surgeryWeight loss requirementsExcess weight lossBody mass indexLoss groupBypass surgeryWeight lossGastric bypassOperative timeMass indexLaparoscopic gastric bypass surgeryPreoperative body mass indexInitial body mass indexGastric bypass patientsPostoperative weight lossLaparoscopic gastric bypassSimilar preoperative characteristicsOperating room timeWeight loss resultsLaparoscopic RouxMorbid obesityPerioperative complications
2005
Nitrous Oxide and Laparoscopic Bariatric Surgery
Brodsky J, Lemmens H, Collins J, Morton J, Curet M, Brock-Utne J. Nitrous Oxide and Laparoscopic Bariatric Surgery. Obesity Surgery 2005, 15: 494-496. PMID: 15946427, DOI: 10.1381/0960892053723286.Peer-Reviewed Original ResearchMeSH KeywordsAdultAnesthesia Recovery PeriodAnesthesia, InhalationAnesthetics, InhalationBody Mass IndexDrug Therapy, CombinationFemaleGastric BypassHalothaneHumansLaparoscopyMaleMiddle AgedNitrous OxideObesity, MorbidOxygenProspective StudiesRisk AssessmentSensitivity and SpecificitySeverity of Illness IndexTreatment Outcome