Lee Ying, MD, PhD, MS, MPhil
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About
Titles
Hospital Resident
Biography
Hometown: San Diego, California
Undergraduate: University of California, Berkeley
Medical School: Yale School of Medicine
Professional Interests: Obesity, oncology, quality improvement
Hobbies: Cycling, running, weight training
Education & Training
- MD
- Yale School of Medicine (2020)
- PhD
- Yale Graduate School of Arts and Sciences, Pharmacology (2019)
- MS
- Yale Graduate School of Arts and Sciences, Pharmacology (2018)
- MPhil
- Yale Graduate School of Arts and Sciences, Pharmacology (2018)
- BA
- University of California, Berkeley, Molecular and Cellular Biology (2011)
Research
Research at a Glance
Yale Co-Authors
Frequent collaborators of Lee Ying's published research.
Publications Timeline
A big-picture view of Lee Ying's research output by year.
Grace Chao, MD
Albert Do, MD, MPH
Geoffrey Nadzam, MD, MHA, FACS
John Kunstman, MD, MHS, FACS
Nita Ahuja, MD, MBA, FACS
Saber Ghiassi, MD, MPH, FACS, FASMBS
23Publications
76Citations
Publications
2024
Weight 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, 1-9. PMID: 38935262, DOI: 10.1007/s11695-024-07374-3.Peer-Reviewed Original ResearchConceptsPreoperative 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 changeAmerican 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, Del Campo S, Smith A, Needleman B, Nadzam G, Ying L, Varban O, Reyes A, Cho J, Tabone L, Gentles C, Echeverri C, Jones S, Gould J, Vosburg W, Jones D, 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 DOI: 10.1016/j.soard.2024.06.002.Peer-Reviewed Original ResearchAltmetricProlonged 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 ResearchConceptsFactors 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 ResearchCitationsAltmetricConceptsSleeve 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
The 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 ResearchCitationsMeSH Keywords and ConceptsConceptsBariatric 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 gastrectomyUtility 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 ResearchCitationsAltmetricMeSH Keywords and ConceptsConceptsPapillary 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 ResearchCitationsAltmetricMeSH Keywords and ConceptsConceptsPreoperative 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-squarePositivityS1453 Weight Loss in Bariatric Surgery Patients Treated at a Novel Clinic Incorporating Obesity Medicine for Treatment of Nonalcoholic Fatty Liver Disease
Ilagan-Ying Y, Schwartz A, Park E, Bollinger B, Ying L, Mehal W, Do A. S1453 Weight Loss in Bariatric Surgery Patients Treated at a Novel Clinic Incorporating Obesity Medicine for Treatment of Nonalcoholic Fatty Liver Disease. The American Journal Of Gastroenterology 2022, 117: e1043-e1044. DOI: 10.14309/01.ajg.0000862452.53915.0f.Peer-Reviewed Original ResearchCitationsIncreased Mortality in Patients Undergoing Inpatient Endoscopy During the Early COVID-19 Pandemic
Ilagan-Ying YC, Almeida MN, Kahler-Quesada A, Ying L, Hughes ML, Do A, Hung KW. Increased Mortality in Patients Undergoing Inpatient Endoscopy During the Early COVID-19 Pandemic. Digestive Diseases And Sciences 2022, 67: 5053-5062. PMID: 35182250, PMCID: PMC8857390, DOI: 10.1007/s10620-022-07414-x.Peer-Reviewed Original ResearchCitationsMeSH Keywords and ConceptsConceptsInpatient endoscopyCare centerEndoscopic proceduresIntensive care unit admissionAcademic tertiary care centerCare unit admissionProportion of patientsTertiary care centerCoronavirus disease 2019 (COVID-19) pandemicHigher mortality riskDisease 2019 pandemicEarly COVID-19 pandemicICU admissionUnit admissionPatient demographicsUrgent indicationsBlood transfusionFirst waveHigher proportionPatient reluctanceMale genderUrgent proceduresProcedural characteristicsHospital careMost healthcare systems
2021
Methylation-based Cell-free DNA Signature for Early Detection of Pancreatic Cancer
Ying L, Sharma A, Chhoda A, Ruzgar N, Hasan N, Kwak R, Wolfgang CL, Wang TH, Kunstman JW, Salem RR, Wood LD, Iacobuzio-Donahue C, Schneider EB, Farrell JJ, Ahuja N. Methylation-based Cell-free DNA Signature for Early Detection of Pancreatic Cancer. Pancreas 2021, 50: 1267-1273. PMID: 34860810, DOI: 10.1097/mpa.0000000000001919.Peer-Reviewed Original ResearchCitationsAltmetric