Patient Portal

Gregory S. Sayuk, MD, MPH

Associate Professor, Medicine
Division of Gastroenterology
Associate Professor, Psychiatry

Specialty Areas

Gastrointestinal Disease
Gastrointestinal Oncology
Gastroenterology

Board Certifications

Internal Medicine
Gastroenterology

Hospital Affiliations

Barnes-Jewish Hospital

Areas of Clinical Interest

Gastroenterology, gastroesophageal reflux disease, acid peptic disorders, functional gastrointestinal disorder, swallowing disorders, irritable bowel syndrome

  • Location(s)
  • Education
  • Publication & Research

Location(s)

Location(s)

VA Medical Center: John Cochran Division

915 North Grand Boulevard
St. Louis, MO 63106

Office Phone: 314-747-2066

Education

Education

Fellowship: Gastroenterology, Barnes-Jewish Hospital, Washington University School of Medicine, St. Louis, Missouri 2006
Residency: Barnes-Jewish Hospital, Washington University School of Medicine, St. Louis, Missouri 2003
Medical Degree: University of Texas, Houston Medical School, Houston, Texas 2000
B.S.: The Pennsylvania State University, University Park, Pennsylvania 1996

Publication & Research

Publication & Research

Response to Black et al.
Brenner DM, Sayuk GS, Gutman CR, Jo E, Elmes SJR, Liu LWC, Cash BD
Am J Gastroenterol. 2020 Feb 6; doi: 10.14309/ajg.0000000000000550.

PMID:
    32032075
    [PubMed - as supplied by publisher]
Related citations


Self-reported sleep disturbance in Crohn's disease is not confirmed by objective sleep measures.
Iskandar HN, Linan EE, Patel A, Moore R, Lasanajak Y, Gyawali CP, Sayuk GS, Ciorba MA
Sci Rep. 2020 Feb 6; 10(1)1980. doi: 10.1038/s41598-020-58807-9.

PMID:
    32029832
    [PubMed - in process]
Related citations


Current US Food and Drug Administration-Approved Pharmacologic Therapies for the Treatment of Irritable Bowel Syndrome with Diarrhea.
Brenner DM, Sayuk GS
Adv Ther. 2020 Jan; 37(1)83-96. doi: 10.1007/s12325-019-01116-z.

PMID:
    31707713
    [PubMed - in process]
Related citations


Editorial: obesity and chronic diarrhoea-A Hill of evidence for causation?
Sayuk GS, Elwing JE
Aliment Pharmacol Ther. 2019 Nov; 50(10)1137-1138. doi: 10.1111/apt.15530.

PMID:
    31657475
    [PubMed - in process]
Related citations


Higher Esophageal Symptom Burden in Obese Subjects Results From Increased Esophageal Acid Exposure and Not From Dysmotility.
Rogers BD, Patel A, Wang D, Sayuk GS, Gyawali CP
Clin Gastroenterol Hepatol. 2019 Aug 20; pii: S1542-3565(19)30894-8. doi: 10.1016/j.cgh.2019.08.019.

PMID:
    31442604
    [PubMed - as supplied by publisher]
Related citations


Undifferentiated Abdominal Pain in Children Presenting to the Pediatric Emergency Department.
Harris BR, Chinta SS, Colvin R, Schnadower D, Tarr PI, Sayuk GS
Clin Pediatr (Phila). 2019 Oct; 58(11-12)1212-1223. doi: 10.1177/0009922819867459.

PMID:
    31387380
    [PubMed - in process]
Related citations


Efficacy and Safety of Eluxadoline in Patients With Irritable Bowel Syndrome With Diarrhea Who Report Inadequate Symptom Control With Loperamide: RELIEF Phase 4 Study.
Brenner DM, Sayuk GS, Gutman CR, Jo E, Elmes SJR, Liu LWC, Cash BD
Am J Gastroenterol. 2019 Sep; 114(9)1502-1511. doi: 10.14309/ajg.0000000000000327.

PMID:
    31356229
    [PubMed - in process]
Related citations


Editorial: Tong-Xie-Yao-Fang (TXYF) for irritable bowel syndrome with diarrhoea (IBS-D)-ancient medicine meets modern study.
Vitta S, Sayuk GS
Aliment Pharmacol Ther. 2018 Aug; 48(4)485-486. doi: 10.1111/apt.14902.

PMID:
    30588695
    [PubMed - indexed for MEDLINE]
Related citations


Health-related quality of life and long-term outcomes after endoscopic therapy for walled-off pancreatic necrosis.
Smith ZL, Gregory MH, Elsner J, Alajlan BA, Kodali D, Hollander T, Sayuk GS, Lang GD, Das KK, Mullady DK, Early DS, Kushnir VM
Dig Endosc. 2019 Jan; 31(1)77-85. doi: 10.1111/den.13264.

PMID:
    30152143
    [PubMed - indexed for MEDLINE]
Related citations


Chronic Cough Is Associated With Long Breaks in Esophageal Peristaltic Integrity on High-resolution Manometry.
Bennett MC, Patel A, Sainani N, Wang D, Sayuk GS, Gyawali CP
J Neurogastroenterol Motil. 2018 Jul 30; 24(3)387-394. doi: 10.5056/jnm17126.

PMID:
    29969856
    [PubMed]
Related citations


Opioid medication use in patients with gastrointestinal diagnoses vs unexplained gastrointestinal symptoms in the US Veterans Health Administration.
Sayuk GS, Kanuri N, Gyawali CP, Gott BM, Nix BD, Rosenheck RA
Aliment Pharmacol Ther. 2018 Mar; 47(6)784-791. doi: 10.1111/apt.14503.

PMID:
    29327358
    [PubMed - indexed for MEDLINE]
Related citations


Genetic risk factors for perception of symptoms in GERD: an observational cohort study.
Patel A, Hasak S, Nix BD, Sayuk GS, Newberry RD, Gyawali CP
Aliment Pharmacol Ther. 2018 Jan; 47(2)289-297. doi: 10.1111/apt.14414.

PMID:
    29148080
    [PubMed - indexed for MEDLINE]
Related citations


Upper esophageal sphincter (UES) metrics on high-resolution manometry (HRM) differentiate achalasia subtypes.
Blais P, Patel A, Sayuk GS, Gyawali CP
Neurogastroenterol Motil. 2017 Dec; 29(12)doi: 10.1111/nmo.13136.

PMID:
    28707402
    [PubMed - indexed for MEDLINE]
Related citations


Erdheim-Chester Disease presenting with histiocytic colitis and cytokine storm.
Christophi GP, Sharma Y, Farhan Q, Jain U, Walker T, Sayuk GS, Rubin DC
J Gastrointestin Liver Dis. 2017 Jun; 26(2)183-187. doi: 10.15403/jgld.2014.1121.262.erd.

PMID:
    28617889
    [PubMed - indexed for MEDLINE]
Related citations


Editorial: Functional Dyspepsia Treatment: Trials and Tribulations of Targeted Strategies.
Sayuk GS
Am J Gastroenterol. 2017 Jun; 112(6)910-912. doi: 10.1038/ajg.2017.121.

PMID:
    28572654
    [PubMed - indexed for MEDLINE]
Related citations


Do Consultants Follow Up on Tests They Recommend? Insights from an Academic Inpatient Gastrointestinal Consult Service.
Cassell BE, Walker T, Alghamdi S, Bill J, Blais P, Boutté H, Brown JW, Sayuk GS, Gyawali CP
Dig Dis Sci. 2017 Jun; 62(6)1448-1454. doi: 10.1007/s10620-017-4563-5.

PMID:
    28391419
    [PubMed - indexed for MEDLINE]
Related citations


Comparison of Symptoms, Healthcare Utilization, and Treatment in Diagnosed and Undiagnosed Individuals With Diarrhea-Predominant Irritable Bowel Syndrome.
Sayuk GS, Wolf R, Chang L
Am J Gastroenterol. 2017 Jun; 112(6)892-899. doi: 10.1038/ajg.2016.574.

PMID:
    28094313
    [PubMed - indexed for MEDLINE]
Related citations


Distal mean nocturnal baseline impedance on pH-impedance monitoring predicts reflux burden and symptomatic outcome in gastro-oesophageal reflux disease.
Patel A, Wang D, Sainani N, Sayuk GS, Gyawali CP
Aliment Pharmacol Ther. 2016 Oct; 44(8)890-8. doi: 10.1111/apt.13777.

PMID:
    27554638
    [PubMed - indexed for MEDLINE]
Related citations


Effects of disturbed sleep on gastrointestinal and somatic pain symptoms in irritable bowel syndrome.
Patel A, Hasak S, Cassell B, Ciorba MA, Vivio EE, Kumar M, Gyawali CP, Sayuk GS
Aliment Pharmacol Ther. 2016 Aug; 44(3)246-58. doi: 10.1111/apt.13677.

PMID:
    27240555
    [PubMed - indexed for MEDLINE]
Related citations


The impact of abuse and mood on bowel symptoms and health-related quality of life in irritable bowel syndrome (IBS).
Kanuri N, Cassell B, Bruce SE, White KS, Gott BM, Gyawali CP, Sayuk GS
Neurogastroenterol Motil. 2016 Oct; 28(10)1508-17. doi: 10.1111/nmo.12848.

PMID:
    27151081
    [PubMed - indexed for MEDLINE]
Related citations

Areas of Research Interest

Functional GI disorders/irritable bowel syndrome