Lee Ying, MD, PhD, MS, MPhil
Clinical AssociateAbout
Research
Publications
Featured Publications
Current State of Endoscopic Bariatric Therapies
Ying L, Butensky S, Ilang-Ying Y, Ghiassi S. Current State of Endoscopic Bariatric Therapies. 2024, 105: 159-171. PMID: 39523071, DOI: 10.1016/j.suc.2024.06.012.Peer-Reviewed Original ResearchThe Degree of Preoperative Hypoalbuminemia Is Associated with Risk of Postoperative Complications in Metabolic and Bariatric Surgery Patients
Ying L, Chao G, Canner J, Graetz E, Ghiassi S, Schwartz J, Zolfaghari E, Schneider E, Gibbs K. The Degree of Preoperative Hypoalbuminemia Is Associated with Risk of Postoperative Complications in Metabolic and Bariatric Surgery Patients. Obesity Surgery 2023, 34: 51-70. PMID: 37994997, DOI: 10.1007/s11695-023-06944-1.Peer-Reviewed Original ResearchConceptsBariatric surgery patientsPostoperative complicationsOdds ratioRevision patientsSurgery patientsRevision surgeryIntensive care unit admissionQuality Improvement Program databaseDegree of hypoalbuminemiaImpact of hypoalbuminemiaPrevalence of hypoalbuminemiaCare unit admissionLaparoscopic sleeve gastrectomyGastric bypass patientsImprovement Program databaseBody mass indexInsulin-dependent diabetesMultivariable logistic regressionAnesthesia classMild hypoalbuminemiaPreoperative hypoalbuminemiaUnit admissionUnplanned intubationPrimary surgerySleeve gastrectomyDoes Stapling Platform Influence Robotic Sleeve Gastrectomy Postoperative Outcomes?
Ying L, Rutledge R, Butensky S, Lugo D, Morton J, Ringold F. Does Stapling Platform Influence Robotic Sleeve Gastrectomy Postoperative Outcomes? Obesity Surgery 2025, 35: 1838-1844. PMID: 40227538, PMCID: PMC12065732, DOI: 10.1007/s11695-025-07855-z.Peer-Reviewed Original ResearchConceptsGastroesophageal reflux diseasePostoperative outcomesNo significant differenceSleeve gastrectomyRate of de novo GERDStapler useOverall side effect profileRetrospective single-surgeon studyLinear staplerPostoperative refluxOperative timePostoperative length of stayBackgroundLaparoscopic sleeve gastrectomyPostoperative gastroesophageal reflux diseaseRate of postoperative refluxSingle-surgeon studySide effect profileSignificant differenceWeight lossWeight loss surgeryRobotic-assisted sleeve gastrectomyLength of stayPostoperative lengthPatient demographicsEffect profileAmerican 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
2024
Ventral hernia repair with permanent mesh for non-Hispanic black versus white patients: access and post-operative outcomes in the era of robotic surgery
Chao G, Ying L, Huang L, Ma J, Ghiassi S, Gibbs K, Nadzam G, Morton J, Duffy A, Zhou R. Ventral hernia repair with permanent mesh for non-Hispanic black versus white patients: access and post-operative outcomes in the era of robotic surgery. Surgical Endoscopy 2024, 39: 560-567. PMID: 39433584, DOI: 10.1007/s00464-024-11252-5.Peer-Reviewed Original ResearchRobotic surgeryVentral hernia repairBlack patientsHernia repairPermanent meshT-scoreEra of robotic surgeryAbdominal Core Health Quality CollaborativeRate of laparoscopyHigher pain scoresPatient outcomesPost-operative outcomesSurgical site infectionPropensity-score matchingVentral hernia surgeryRecurrence scoreChi-square testPain scoresSite infectionFisher's exactHernia recurrenceOpen approachHernia surgeryWhite patientsSurgeryWeight Nadir and Long-Term Weight Outcomes After Laparoscopic Sleeve Gastrectomy in a Diverse Cohort of Adolescents and Young Adults
Hornick M, Chao G, Ying L, Nadzam G, Duffy A, Ghiassi S, Graetz E, Gibbs K, Morton J. Weight Nadir and Long-Term Weight Outcomes After Laparoscopic Sleeve Gastrectomy in a Diverse Cohort of Adolescents and Young Adults. Obesity Surgery 2024, 34: 2965-2973. PMID: 38935262, DOI: 10.1007/s11695-024-07374-3.Peer-Reviewed Original ResearchPreoperative weightSleeve gastrectomyWeight nadirWeight outcomesIntroductionLaparoscopic sleeve gastrectomyLaparoscopic sleeve gastrectomyGroup of patientsWeight loss strategiesYoung adultsDiverse group of patientsCohort of adolescentsLongitudinal weight dataBariatric proceduresFollow-upNon-Hispanic blacksLoss strategiesMedical recordsPatientsTWLLSGWeight dataWeight recurrenceDiverse cohortGastrectomyWeight changeProlonged length of stay and omission of adjuvant therapy are associated with early mortality after pancreatic adenocarcinoma resection
Ying L, Ilagan-Ying Y, Kunstman J, Peters N, Almeida M, Blackburn H, Ferrucci L, Billingsley K, Khan S, Chhoda A, John N, Salem R, Sharma A, Ahuja N. Prolonged length of stay and omission of adjuvant therapy are associated with early mortality after pancreatic adenocarcinoma resection. Surgical Oncology Insight 2024, 1: 100007. DOI: 10.1016/j.soi.2024.100007.Peer-Reviewed Original ResearchFactors associated with early mortalityCases of pancreatic adenocarcinomaPancreatic adenocarcinoma resectionRisk of early mortalityLength of stayEarly mortalityAdjuvant chemotherapyPancreatic adenocarcinomaChemotherapy utilizationAdenocarcinoma resectionRisk factors associated with early mortalityOmission of adjuvant therapyNon-metastatic pancreatic adenocarcinomaMultivariate Cox regression modelAssociated with early mortalityPost-resection survivalIncreased risk of early mortalityParticipant Use FileProlonged hospital stayProlonged length of stayAdjuvant chemotherapy utilizationDecrease perioperative complicationsCox regression modelsNon-academic centersHospital risk factorsOutcomes of SADI and OAGB Compared to RYGB from the Metabolic and Bariatric Surgery Quality Improvement Program: The North American Experience
Chao G, Canner J, Hamid S, Ying L, Ghiassi S, Schwartz J, Gibbs K. Outcomes of SADI and OAGB Compared to RYGB from the Metabolic and Bariatric Surgery Quality Improvement Program: The North American Experience. Obesity Surgery 2024, 34: 337-346. PMID: 38170422, DOI: 10.1007/s11695-023-07019-x.Peer-Reviewed Original ResearchSleeve gastrectomyQuality Improvement Program databaseBariatric surgery casesImprovement Program databaseHigh complication rateStaple line leakBariatric-metabolic surgerySpecific patient needsDesire of patientsQuality Improvement ProgramBowel obstructionGastric bypassGastrointestinal bleedingComplication rateOAGBProgram databaseSurgery casesRYGBAnastomosis techniqueRobotic casesBetter outcomesPatient needsPatientsLogistic regressionOutcomes
2023
Utility of promoter hypermethylation in malignant risk stratification of intraductal papillary mucinous neoplasms
Chhoda A, Sharma A, Sailo B, Tang H, Ruzgar N, Tan W, Ying L, Khatri R, Narayanan A, Mane S, De Kumar B, Wood L, Iacobuzio-Donahue C, Wolfgang C, Kunstman J, Salem R, Farrell J, Ahuja N. Utility of promoter hypermethylation in malignant risk stratification of intraductal papillary mucinous neoplasms. Clinical Epigenetics 2023, 15: 28. PMID: 36803844, PMCID: PMC9942382, DOI: 10.1186/s13148-023-01429-5.Peer-Reviewed Original ResearchConceptsPapillary mucinous neoplasmMalignant risk stratificationCACNA1G geneRisk stratificationMucinous neoplasmsBiomarker panelBackgroundIntraductal papillary mucinous neoplasmIntraductal papillary mucinous neoplasmEarly detectionPrevious case-control studyHigh-grade dysplasiaCase-control studyPancreatic cancer precursorsReceiver Operating Characteristic (ROC) curve analysisSignificant diagnostic challengeCross-sectional imagingCharacteristic curve analysisOperating Characteristic curve analysisG geneHigh diagnostic specificityPrior validation studiesSignificant procedural riskIPMN tissuesSurgical resectionAdvanced neoplasia
2022
The role of preoperative toxicology screening in patients undergoing bariatric surgery
Chao G, Ying L, Chan S, Alturki N, Aravind P, Thaqi M, Mahmoud A, Morton J. The role of preoperative toxicology screening in patients undergoing bariatric surgery. Surgery For Obesity And Related Diseases 2022, 19: 187-193. PMID: 36443215, DOI: 10.1016/j.soard.2022.10.021.Peer-Reviewed Original ResearchConceptsPreoperative lengthBariatric surgeryToxicology testingWeight lossBariatric surgical populationBody mass indexImportant surgical outcomesAcademic health systemGastric bypassLack of evidenceSurgical populationPostoperative outcomesRetrospective reviewMass indexSurgical outcomesUrine testingPositivity rateMean changePositive testingPatientsNegative testingReadmissionHealth systemChi-squarePositivity