Harvard Catalyst Profiles

Contact, publication, and social network information about Harvard faculty and fellows.

Walter Wai-Yip Chan, M.D.

Concepts (271)

Concepts are derived automatically from a person's publications.
Concepts are listed by decreasing relevance which is based on many factors, including how many publications the person wrote about that topic, how long ago those publications were written, and how many publications other people have written on that same topic.
Name Number of Publications Most Recent Publication Publications by All Authors Concept Score Why?
Gastroesophageal Reflux2620237828.690 Why?
Esophageal Motility Disorders72023434.630 Why?
Esophageal pH Monitoring2220231874.130 Why?
Lung Transplantation13202311534.080 Why?
Esophagitis, Peptic62023773.610 Why?
Idiopathic Pulmonary Fibrosis620234462.620 Why?
Eosinophilic Esophagitis620241642.450 Why?
Manometry1720234402.300 Why?
Electric Impedance1920237202.170 Why?
Gastrointestinal Diseases5202211622.130 Why?
Deglutition Disorders620236072.130 Why?
Proton Pump Inhibitors1120245192.070 Why?
Esophagus6202110171.800 Why?
Gastroenterology520235331.770 Why?
Gastritis320241921.460 Why?
Irritable Bowel Syndrome220224411.160 Why?
Lung Diseases3202118781.040 Why?
Pharynx420214110.950 Why?
Hydrogen-Ion Concentration9202325510.930 Why?
Colonoscopy5201913630.930 Why?
Rifamycins12022250.880 Why?
Enteritis120241610.880 Why?
Esophageal Achalasia12023910.870 Why?
Swallows1202040.780 Why?
Cough420235520.770 Why?
Heartburn22021680.740 Why?
Hernia, Hiatal12021790.740 Why?
Bulimia Nervosa120221760.730 Why?
Defecation120211860.730 Why?
Endoscopy, Digestive System320203450.730 Why?
Retrospective Studies372024766320.710 Why?
Dyspepsia220231130.710 Why?
Eosinophilia120245310.700 Why?
Graft Rejection4202243790.680 Why?
Bronchiolitis Obliterans120201930.680 Why?
Lipase120203150.640 Why?
Helicobacter Infections220233840.600 Why?
Cecum120172370.560 Why?
Eosinophils220249540.560 Why?
Muscle Contraction1202112400.560 Why?
Esophageal Sphincter, Upper12016110.560 Why?
Deglutition220161990.540 Why?
Deep Sedation120171210.530 Why?
Clostridium Infections220195490.530 Why?
Esophagoscopy420203900.520 Why?
Humans8720247392190.500 Why?
Esophageal Stenosis120161940.500 Why?
Coronavirus Infections3202031430.470 Why?
Abdominal Pain2202010530.470 Why?
Pneumonia, Viral3202032480.470 Why?
Intestine, Small2201712420.460 Why?
Middle Aged4020232128330.460 Why?
Liver Cirrhosis2202018370.460 Why?
Pancreatitis1202010820.450 Why?
Bronchoconstriction120131410.450 Why?
Appointments and Schedules120164150.440 Why?
Superinfection12012650.430 Why?
Esophageal Diseases120131650.430 Why?
Male4720233489670.420 Why?
Female4720233788080.400 Why?
Adult3120242133750.390 Why?
Lung Injury120154230.370 Why?
Tissue Donors1201922050.360 Why?
Fundoplication120111390.360 Why?
Ambulatory Care1202127110.360 Why?
Gastroparesis220221300.360 Why?
Breath Tests220222760.360 Why?
Analgesics, Opioid2202336490.350 Why?
Gastric Bypass420198090.350 Why?
Physicians, Primary Care120165770.350 Why?
Endoscopy, Gastrointestinal320248570.340 Why?
Constipation320235410.330 Why?
Colonic Neoplasms2201725280.320 Why?
Aged2220231626670.310 Why?
Esophagogastric Junction220213120.310 Why?
Monitoring, Ambulatory120113540.310 Why?
Critical Illness1202026560.300 Why?
Cohort Studies112020403850.290 Why?
Opioid-Related Disorders1202120570.290 Why?
Patient Compliance1201626790.280 Why?
Preoperative Care2201422370.270 Why?
Laxatives22023870.270 Why?
Respiratory Insufficiency1201411970.270 Why?
Healthcare Disparities1202131380.270 Why?
Hospitals1201939160.270 Why?
Guideline Adherence1201622610.260 Why?
Hypopharynx22021520.250 Why?
Quality of Life22023126400.250 Why?
Cost-Benefit Analysis5202354620.250 Why?
Diarrhea2202213420.240 Why?
Bacterial Infections1201213910.240 Why?
Telemedicine1202128440.240 Why?
Health Services Accessibility1202151280.240 Why?
Asthma2201359490.230 Why?
Multivariate Analysis52021122350.220 Why?
Preoperative Period220165460.220 Why?
Reproductive Behavior12022290.220 Why?
Inflammatory Bowel Diseases3202223970.220 Why?
Gallium12022280.210 Why?
Hydrogen120221630.210 Why?
Risk Factors122023719720.210 Why?
Patient Readmission1201531060.200 Why?
Silicones120222480.190 Why?
United States92023695680.190 Why?
Chicago120212370.190 Why?
Pulmonary Disease, Chronic Obstructive1201530290.190 Why?
Hyperbilirubinemia12020730.190 Why?
ROC Curve3202035240.190 Why?
Nausea220206560.180 Why?
Case-Control Studies42023216910.180 Why?
Vomiting220206220.180 Why?
Anorexia120201580.180 Why?
Massachusetts3202186680.180 Why?
Journal Impact Factor120211550.180 Why?
Helicobacter pylori120233790.170 Why?
Ataxia120212990.170 Why?
Prevalence32021151520.170 Why?
Communication Barriers120223990.170 Why?
Lactulose12019330.170 Why?
Laparoscopy1201120890.170 Why?
Videoconferencing120211940.170 Why?
Anal Canal120213730.170 Why?
Aged, 80 and over92021576390.160 Why?
Hospitalists120223020.160 Why?
Proportional Hazards Models42020123280.160 Why?
Benchmarking2202210350.160 Why?
Gastrointestinal Transit12019960.160 Why?
Hospitalization42021102080.160 Why?
Prospective Studies72023530360.160 Why?
Lung3202397780.160 Why?
HIV Protease Inhibitors120204350.160 Why?
Marijuana Abuse120224020.160 Why?
Telephone120216170.150 Why?
Pandemics4202282740.150 Why?
Kaplan-Meier Estimate3202065170.150 Why?
Hydrostatic Pressure120171070.150 Why?
Gastric Fistula12017730.150 Why?
Acute Lung Injury120203750.150 Why?
Publications120191940.150 Why?
Office Visits120216000.140 Why?
Rectum120218990.140 Why?
Risk Assessment42021232920.140 Why?
Capsules120161990.140 Why?
Intubation, Gastrointestinal120171540.140 Why?
Electrodes120186130.140 Why?
Fluoroscopy220209150.140 Why?
Endosonography220176100.130 Why?
Cannabis120224300.130 Why?
Health Care Surveys1202324480.130 Why?
Logistic Models32020134000.130 Why?
Midazolam120172700.130 Why?
Ulcer120162050.130 Why?
Outpatients1202314690.130 Why?
Granuloma120173130.130 Why?
Fiber Optic Technology120162880.120 Why?
Intestinal Diseases120195310.120 Why?
Cathartics120141250.120 Why?
Drug Costs1202111150.120 Why?
Hoarseness12013640.110 Why?
Needles120164480.110 Why?
Language1202214470.110 Why?
Single-Blind Method1201715850.110 Why?
Odds Ratio2202398460.110 Why?
Task Performance and Analysis120177800.110 Why?
Cell Count1201618330.100 Why?
Biological Products120218520.100 Why?
Neoplasms12021214990.100 Why?
Sarcoidosis120175070.100 Why?
Immunologic Factors1202115710.100 Why?
Peak Expiratory Flow Rate120111410.100 Why?
Anti-Inflammatory Agents1202117770.100 Why?
Area Under Curve1201516530.100 Why?
Severity of Illness Index22021155100.100 Why?
Electromyography1201613890.090 Why?
Postoperative Period1201618350.090 Why?
Young Adult72021562520.090 Why?
Diagnostic Errors1201712530.090 Why?
Chronic Disease2202191320.090 Why?
Treatment Outcome92022626910.090 Why?
Liver Transplantation1202021100.090 Why?
Time Factors52021400400.080 Why?
Weight Gain1201922780.080 Why?
Hypnotics and Sedatives1201711580.080 Why?
Carcinoma, Hepatocellular1202021850.080 Why?
Immunosuppressive Agents1202141430.080 Why?
Socioeconomic Factors1202177260.070 Why?
Transplantation, Homologous1201647680.070 Why?
Comorbidity12021103620.070 Why?
Internet1201930480.070 Why?
Prognosis22020289010.070 Why?
Obesity, Morbid1201711910.070 Why?
Intensive Care Units1202036720.070 Why?
Disease Progression12023132370.070 Why?
Adolescent52021854090.070 Why?
Pilot Projects2201782720.070 Why?
Phenotype22021163000.070 Why?
Substance-Related Disorders1202242390.070 Why?
Medicare1202364970.070 Why?
Regression Analysis3202164510.070 Why?
Disease Management1201624480.060 Why?
Nurses1201424550.060 Why?
Liver Neoplasms1202042140.060 Why?
Follow-Up Studies52021389410.060 Why?
Physicians1202245380.060 Why?
Radiosurgery1201313050.060 Why?
Acute Disease1201471270.060 Why?
Nitric Oxide1201221210.060 Why?
Predictive Value of Tests22018150350.060 Why?
Blood Glucose1201762360.060 Why?
Indium12022460.050 Why?
Transducers, Pressure12022560.050 Why?
Obesity12023126410.050 Why?
Algorithms12021138280.050 Why?
Mass Screening1201652650.050 Why?
Postoperative Complications22022151910.050 Why?
Liver1201674460.050 Why?
Gastric Emptying120222320.040 Why?
Delphi Technique120227700.040 Why?
Anastomosis, Roux-en-Y12019870.040 Why?
Diagnostic Imaging1201334950.040 Why?
Bilirubin120204150.040 Why?
Practice Guidelines as Topic1201672740.040 Why?
Alanine Transaminase120205910.040 Why?
New York120208880.040 Why?
Tomography, X-Ray Computed12020200380.040 Why?
Behavior Therapy120228650.040 Why?
Incidence12014209120.030 Why?
Quality-Adjusted Life Years1202116890.030 Why?
Analgesics1202210340.030 Why?
Cardiovascular Diseases12020150690.030 Why?
Patient Preference120218810.030 Why?
Randomized Controlled Trials as Topic1201198120.030 Why?
Gastric Mucosa120175960.030 Why?
History, 21st Century1202015330.030 Why?
HIV Infections12020167630.030 Why?
Diabetes Mellitus, Type 212017116990.030 Why?
Consensus1202229120.030 Why?
Leadership1202213490.030 Why?
Income1202218770.030 Why?
Drug Administration Schedule1202149350.030 Why?
Prednisone1201715600.030 Why?
Cadaver1201613300.030 Why?
Rare Diseases120175530.030 Why?
History, 20th Century1202027410.030 Why?
Remission Induction1201723780.030 Why?
Animals220221683580.030 Why?
Swine1202258930.030 Why?
Exhalation120121660.030 Why?
Polymerase Chain Reaction1202161760.020 Why?
Biopsy1202267220.020 Why?
Chi-Square Distribution1201735100.020 Why?
Inpatients1202224780.020 Why?
Education, Medical, Graduate1202222750.020 Why?
Patient Satisfaction1202333820.020 Why?
Colon1201717700.020 Why?
Anxiety1202342540.020 Why?
Colitis, Ulcerative1202118990.020 Why?
Length of Stay1202262940.020 Why?
Crohn Disease1202122990.020 Why?
Glucocorticoids1201721000.020 Why?
Hospital Mortality1202053050.020 Why?
Recurrence1201783060.020 Why?
Depression1202376890.010 Why?
Longitudinal Studies12019138800.010 Why?
Diagnosis, Differential12017129450.010 Why?
Reproducibility of Results12018197870.010 Why?
Body Mass Index12017126550.010 Why?
Myocardial Infarction12020116660.010 Why?
Cross-Sectional Studies12017247110.010 Why?
Magnetic Resonance Imaging12017352740.010 Why?
Child12012770290.000 Why?
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Concepts (271)
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Funded by the NIH National Center for Advancing Translational Sciences through its Clinical and Translational Science Awards Program, grant number UL1TR002541.