2012
Laparoscopic vs Open Gastric Bypass Surgery: Differences in Patient Demographics, Safety, and Outcomes
Banka G, Woodard G, Hernandez-Boussard T, Morton JM. Laparoscopic vs Open Gastric Bypass Surgery: Differences in Patient Demographics, Safety, and Outcomes. JAMA Surgery 2012, 147: 550-556. PMID: 22786543, DOI: 10.1001/archsurg.2012.195.Peer-Reviewed Original ResearchConceptsLRYGB patientsGastric bypassMore complicationsOpen gastric bypass surgeryQuality Patient Safety IndicatorsRetrospective cohort studyGastric bypass surgeryHigh-volume hospitalsLonger median lengthNationwide Inpatient SamplePopulation-based studyLength of stayPatient safety indicatorsLower odds ratioHigher total chargesNumber of proceduresLRYGB cohortsNonroutine dispositionLaparoscopic RouxOpen RouxBypass surgeryPatient demographicsCohort studyComorbidity differencesMedian lengthEffect 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
Halo Effect for Bariatric Surgery: Collateral Weight Loss in Patients' Family Members
Woodard GA, Encarnacion B, Peraza J, Hernandez-Boussard T, Morton J. Halo Effect for Bariatric Surgery: Collateral Weight Loss in Patients' Family Members. JAMA Surgery 2011, 146: 1185-1190. PMID: 22006878, DOI: 10.1001/archsurg.2011.244.Peer-Reviewed Original ResearchConceptsGastric bypass surgeryBypass surgeryBody mass indexPatients' family membersAdult family membersHealthy behaviorsBariatric surgeryMass indexWeight lossLower body mass indexFamily membersMultidimensional health assessmentActivity levelsChildren of patientsSignificant weight lossDaily activity levelsQuality of lifeBariatric centerLifestyle counselingMorbid obesitySecondary outcomesWaist circumferenceObese childrenEffective treatmentUncontrollable eating
2010
Impaired Alcohol Metabolism after Gastric Bypass Surgery: A Case-Crossover Trial
Woodard GA, Downey J, Hernandez-Boussard T, Morton JM. Impaired Alcohol Metabolism after Gastric Bypass Surgery: A Case-Crossover Trial. Journal Of The American College Of Surgeons 2010, 212: 209-214. PMID: 21183366, DOI: 10.1016/j.jamcollsurg.2010.09.020.Peer-Reviewed Original ResearchConceptsGastric bypass surgeryBypass surgeryAlcohol metabolismBreath alcohol contentCase-crossover trialsGastric bypass patientsCase-crossover designEnduring treatmentRYGB patientsGastric bypassBariatric surgeryBypass patientsPreoperative levelsPublic health crisisSevere obesityPostoperative patientsPatientsDouble visionSurgeryDrinking habitsLess alcoholMonthsHealth crisisPoor psychological adjustmentIndustrialized worldCardiac Arrest During Laparoscopic Roux-en-Y Gastric Bypass in a Bariatric Patient with Drug-Associated Long QT Syndrome
Woodard G, Brodsky JB, Morton JM. Cardiac Arrest During Laparoscopic Roux-en-Y Gastric Bypass in a Bariatric Patient with Drug-Associated Long QT Syndrome. Obesity Surgery 2010, 21: 134-137. PMID: 20383601, DOI: 10.1007/s11695-010-0137-8.Peer-Reviewed Original ResearchConceptsLong QT syndromeLaparoscopic RouxObese patientsCardiac arrestQT syndromeIntraoperative cardiac arrestBariatric surgery patientsGastric bypass surgeryProlonged QTc intervalY Gastric BypassGastric bypassBariatric patientsBariatric surgeryBypass surgeryElectrolyte disturbancesObese womenSurgery patientsMedication useQTc intervalCase reportCardiac stressorsTreatment strategiesPatientsCardiac physiologyRouxOne 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