• 6794 Citations
  • 35 Scopus h-Index
20052020

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2020

Diagnosis of a remote neuroendocrine tumor thrombus by EUS-guided FNA

Dhaliwal, L., Marya, N. B., Huang, Y. & Iyer, P. G., Feb 2020, In : VideoGIE. 5, 2, p. 72-74 3 p.

Research output: Contribution to journalArticle

Open Access

Outcomes of patients with submucosal (T1b) esophageal adenocarcinoma: a multicenter cohort study

Otaki, F., Ma, G. K., Krigel, A., Dierkhising, R. A., Lewis, J. T., Blevins, C. H., Gopalakrishnan, N. P., Ravindran, A., Johnson, M. L., Leggett, C. L., Wigle, D., Wang, K. K., Falk, G. W., Abrams, J. A., Nakagawa, H., Rustgi, A. K., Wang, T. C., Lightdale, C. J., Ginsberg, G. G. & Iyer, P. G., Jan 1 2020, (Accepted/In press) In : Gastrointestinal endoscopy.

Research output: Contribution to journalArticle

Prospective multicenter study to evaluate capsule endoscopy competency using a validated assessment tool

Rajan, E., Martinez, M., Gorospe, E., Al Bawardy, B., Dobashi, A., Mara, K. C., Hansel, S. L., Bruining, D. H., Murray, J. A., Leggett, C. L., Nehra, V., Iyer, P. G., Pasha, S. F., Leighton, J. A., Shiff, A. D., Gurudu, S. R., Raffals, L. E., Lavey, C., Katzka, D. A. & Chen, C. H. H., May 2020, In : Gastrointestinal endoscopy. 91, 5, p. 1140-1145 6 p.

Research output: Contribution to journalArticle

2019

Acceptability, Accuracy, and Safety of Disposable Transnasal Capsule Endoscopy for Barrett's Esophagus Screening

Sami, S. S., Iyer, P. G., Pophali, P., Halland, M., di Pietro, M., Ortiz-Fernandez-Sordo, J., White, J. R., Johnson, M., Guha, I. N., Fitzgerald, R. C. & Ragunath, K., Mar 1 2019, In : Clinical Gastroenterology and Hepatology. 17, 4, p. 638-646.e1

Research output: Contribution to journalArticle

Open Access
11 Scopus citations

Accuracy of Endoscopic Ultrasound Imaging in Distinguishing Celiac Ganglia From Celiac Lymph Nodes

Malikowski, T., Lehrke, H. D., Henry, M. R., Gleeson, F. C., Topazian, M., Harmsen, W. S., Takahashi, N. M., Inoue, D., Gara, N., Abu Dayyeh, B. K., Chari, S. T., Iyer, P. G., Rajan, E., Wang, K. K. N. & Levy, M. J., Jan 1 2019, In : Clinical Gastroenterology and Hepatology. 17, 1, p. 148-155.e3

Research output: Contribution to journalArticle

3 Scopus citations

Barrett esophagus length, nodularity, and low-grade dysplasia are predictive of progression to esophageal adenocarcinoma

Solanky, D., Krishnamoorthi, R., Crews, N., Johnson, M., Wang, K., Wolfsen, H., Fleischer, D., Ramirez, F. C., Katzka, D., Buttar, N. & Iyer, P. G., May 1 2019, In : Journal of clinical gastroenterology. 53, 5, p. 361-365 5 p.

Research output: Contribution to journalArticle

5 Scopus citations

Clinical impact of celiac ganglia metastasis upon pancreatic ductal adenocarcinoma

Malikowski, T., Lehrke, H. D., Henry, M. R., Gleeson, F. C., Alberts, S. R., Kendrick, M. L., Lennon, R. J., McWilliams, R. R., Takahashi, N., Topazian, M. D., Gara, N., Abu Dayyeh, B. K., Chandrasekhara, V., Chari, S. T., Iyer, P. G., Rajan, E., Storm, A. C., Wang, K. K. & Levy, M. J., Jan 1 2019, (Accepted/In press) In : Pancreatology.

Research output: Contribution to journalArticle

Combined Celiac Ganglia and Plexus Neurolysis Shortens Survival, Without Benefit, vs Plexus Neurolysis Alone

Levy, M. J., Gleeson, F. C., Topazian, M., Fujii-Lau, L. L., Enders, F. T., Larson, J. J., Mara, K., Abu Dayyeh, B. K., Alberts, S. R., Hallemeier, C., Iyer, P. G., Kendrick, M. L., Mauck, W. D., Pearson, R. K., Petersen, B. T., Rajan, E., Takahashi, N. M., Vege, S. S., Wang, K. K. N. & Chari, S. T., Mar 1 2019, In : Clinical Gastroenterology and Hepatology. 17, 4, p. 728-738.e9

Research output: Contribution to journalArticle

3 Scopus citations

Discovery, validation, and application of novel methylated DNA markers for detection of esophageal cancer in plasma

Qin, Y., Wu, C. W., Taylor, W. R., Sawas, T., Burger, K. N., Mahoney, D. W., Sun, Z., Yab, T. C., Lidgard, G. P., Allawi, H. T., Buttar, N. S., Smyrk, T. C., Iyer, P. G., Katzka, D. A., Ahlquist, D. A. & Kisiel, J. B., Dec 15 2019, In : Clinical Cancer Research. 25, 24, p. 7396-7403 8 p.

Research output: Contribution to journalArticle

2 Scopus citations

Endosheath ultrathin transnasal endoscopy is a cost-effective method for screening for Barrett's esophagus in patients with GERD symptoms

Honing, J., Kievit, W., Bookelaar, J., Peters, Y., Iyer, P. G. & Siersema, P. D., Jan 1 2019, (Accepted/In press) In : Gastrointestinal Endoscopy.

Research output: Contribution to journalArticle

6 Scopus citations

No Association Between Vitamin D Status and Risk of Barrett's Esophagus or Esophageal Adenocarcinoma: A Mendelian Randomization Study

Stomach and Esophageal Cancer Study Consortium, Oct 2019, In : Clinical Gastroenterology and Hepatology. 17, 11, p. 2227-2235.e1

Research output: Contribution to journalArticle

2 Scopus citations

Safety, Diagnostic Accuracy, and Effects of Endoscopic Ultrasound Fine-Needle Aspiration on Detection of Extravascular Migratory Metastases

Rustagi, T., Gleeson, F. C., Chari, S. T., Lehrke, H. D., Takahashi, N., Malikowski, T. M., Abu Dayyeh, B. K., Chandrasekhara, V., Iyer, P. G., Kendrick, M. L., Pearson, R. K., Petersen, B. T., Rajan, E., Smoot, R. L., Storm, A. C., Topazian, M. D., Truty, M. J., Vege, S. S., Wang, K. K. & Levy, M. J., Nov 2019, In : Clinical Gastroenterology and Hepatology. 17, 12, p. 2533-2540.e1

Research output: Contribution to journalArticle

3 Scopus citations

Targeting the COX1/2-Driven thromboxane A2 pathway suppresses Barrett's esophagus and esophageal adenocarcinoma development

Zhang, T., Wang, Q., Ma, W. Y., Wang, K., Chang, X., Johnson, M. L., Bai, R., Bode, A. M., Foster, N. R., Falk, G. W., Limburg, P. J., Iyer, P. G. & Dong, Z., Nov 2019, In : EBioMedicine. 49, p. 145-156 12 p.

Research output: Contribution to journalArticle

Open Access

What Constitutes Optimal Management of T1N0 Esophageal Adenocarcinoma?

Ramay, F. H., Vareedayah, A. A., Visrodia, K., Iyer, P. G., Wang, K. K. N., Eluri, S., Shaheen, N. J., Reddy, R., Martin, L. W., Greenwald, B. D. & Edwards, M. A., Jan 1 2019, (Accepted/In press) In : Annals of Surgical Oncology.

Research output: Contribution to journalArticle

1 Scopus citations
2018

Association of sporadic and familial Barrett's esophagus with breast cancer

Chan, M. Q., Blum, A. E., Chandar, A. K., Emmons, A. M. L. K., Shindo, Y., Brock, W., Falk, G. W., Canto, M. I., Wang, J. S., Iyer, P. G., Shaheen, N. J., Grady, W. M., Abrams, J. A., Thota, P. N., Guda, K. K. & Chak, A., Apr 1 2018, In : Diseases of the Esophagus. 31, 4, doy007.

Research output: Contribution to journalArticle

Comparative Assessment of Patient Preferences and Tolerability in Barrett Esophagus Screening: Results From a Randomized Trial

Blevins, C. H., Egginton, J. S., Shah, N. D., Johnson, M. L. & Iyer, P. G., Jan 23 2018, (Accepted/In press) In : Journal of Clinical Gastroenterology.

Research output: Contribution to journalArticle

4 Scopus citations

Determining Risk of Barrett's Esophagus and Esophageal Adenocarcinoma Based on Epidemiologic Factors and Genetic Variants

Stomach and Oesophageal Cancer Study (SOCS) consortium, Apr 2018, In : Gastroenterology. 154, 5, p. 1273-1281.e3

Research output: Contribution to journalArticle

26 Scopus citations

Factors Associated With Progression of Barrett's Esophagus: A Systematic Review and Meta-analysis

Krishnamoorthi, R., Singh, S., Ragunathan, K., Visrodia, K., Wang, K. K. N., Katzka, D. A. & Iyer, P. G., Jan 1 2018, (Accepted/In press) In : Clinical Gastroenterology and Hepatology.

Research output: Contribution to journalArticle

17 Scopus citations

Higher Rate of Barrett’s Detection in the First Year After Successful Endoscopic Therapy: Meta-analysis

Sawas, T., Iyer, P. G., Alsawas, M., Cotton, C. C., Leggett, C., Murad, M. H., Wang, K. K. N., Shaheen, N. J. & Katzka, D. A., Jun 14 2018, (Accepted/In press) In : American Journal of Gastroenterology. p. 1-13 13 p.

Research output: Contribution to journalArticle

7 Scopus citations

Highly Discriminant Methylated DNA Markers for the Non-endoscopic Detection of Barrett’s Esophagus

Iyer, P. G., Taylor, W. R., Johnson, M. L., Lansing, R. L., Maixner, K. A., Yab, T. C., Simonson, J. A., Devens, M. E., Slettedahl, S. W., Mahoney, D. W., Berger, C. K., Foote, P. H., Smyrk, T. C., Wang, K. K. N., Wolfsen, H. C. & Ahlquist, D. A., Jun 12 2018, (Accepted/In press) In : American Journal of Gastroenterology. p. 1-11 11 p.

Research output: Contribution to journalArticle

17 Scopus citations

Identification of Prognostic Phenotypes of Esophageal Adenocarcinoma in 2 Independent Cohorts

OCCAMS Consortium, Dec 2018, In : Gastroenterology. 155, 6, p. 1720-1728.e4

Research output: Contribution to journalArticle

12 Scopus citations

Identifying DNA methylation biomarkers for non-endoscopic detection of Barrett’s esophagus

Moinova, H. R., LaFramboise, T., Lutterbaugh, J. D., Chandar, A. K., Dumot, J., Faulx, A., Brock, W., De La Cruz Cabrera, O., Guda, K., Barnholtz-Sloan, J. S., Iyer, P. G., Canto, M. I., Wang, J. S., Shaheen, N. J., Thota, P. N., Willis, J. E., Chak, A. & Markowitz, S. D., Jan 17 2018, In : Science translational medicine. 10, 424, Y.

Research output: Contribution to journalArticle

29 Scopus citations

Interactions Between Genetic Variants and Environmental Factors Affect Risk of Esophageal Adenocarcinoma and Barrett's Esophagus

Stomach and Oesophageal Cancer Study (SOCS) consortium, Oct 2018, In : Clinical Gastroenterology and Hepatology. 16, 10, p. 1598-1606.e4

Research output: Contribution to journalArticle

4 Scopus citations

Obesity and GERD impair esophageal epithelial permeability through 2 distinct mechanisms

Blevins, C. H., Dierkhising, R. A., Geno, D. M., Johnson, M. L., Vela, M. F., Ravi, K., Iyer, P. G. & Katzka, D. A., Oct 1 2018, In : Neurogastroenterology and Motility. 30, 10, e13403.

Research output: Contribution to journalArticle

1 Scopus citations
3 Scopus citations

Response to Kosmidou et al.

Iyer, P. G. & Ahlquist, D. A., Jan 1 2018, (Accepted/In press) In : American Journal of Gastroenterology.

Research output: Contribution to journalArticle

Screening for esophageal squamous cell carcinoma: recent advances

Codipilly, D. C., Qin, Y., Dawsey, S. M., Kisiel, J. B., Topazian, M., Ahlquist, D. & Iyer, P. G., Jan 1 2018, (Accepted/In press) In : Gastrointestinal Endoscopy.

Research output: Contribution to journalArticle

19 Scopus citations

The African Esophageal cancer Consortium: A call to action

Van Loon, K., Mwachiro, M. M., Abnet, C. C., Akoko, L., Assefa, M., Burgert, S. L., Chasimpha, S., Dzamalala, C., Fleischer, D. E., Gopal, S., Iyer, P. G., Kaimila, B., Kayamba, V., Kelly, P., Leon, M. E., Mathew, C. G., Menya, D., Middleton, D., Mlombe, Y., Mmbaga, B. T. & 13 others, Mmbaga, E., Mulima, G., Murphy, G., Mushi, B., Mwanga, A., Mwasamwaja, A., Parker, M. I., Pritchett, N., Schüz, J., Topazian, M. D., White, R. E., McCormack, V. & Dawsey, S. M., Mar 1 2018, In : Journal of Global Oncology. 2018, 4

Research output: Contribution to journalArticle

4 Scopus citations

The Effect of Endoscopic Surveillance in Patients With Barrett's Esophagus: A Systematic Review and Meta-analysis

Codipilly, D. C., Chandar, A. K., Singh, S., Wani, S., Shaheen, N. J., Inadomi, J. M., Chak, A. & Iyer, P. G., Jun 1 2018, In : Gastroenterology. 154, 8, p. 2068-2086.e5

Research output: Contribution to journalArticle

27 Scopus citations

Timeline and location of recurrence following successful ablation in Barrett's oesophagus: An international multicentre study

Sami, S. S., Ravindran, A., Kahn, A., Snyder, D., Santiago, J., Ortiz-Fernandez-Sordo, J., Tan, W. K., Dierkhising, R. A., Crook, J., Heckman, M. G., Johnson, M. L., Lansing, R., Ragunath, K., Di Pietro, M., Wolfsen, H., Ramirez, F. C., Fleischer, D., Wang, K. K. N., Leggett, C., Katzka, D. A. & 1 others, Iyer, P. G., Jan 1 2018, (Accepted/In press) In : Gut.

Research output: Contribution to journalArticle

7 Scopus citations
2017

Approaches for stricture prevention after esophageal endoscopic resection

Abe, S., Iyer, P. G., Oda, I., Kanai, N. & Saito, Y., 2017, (Accepted/In press) In : Gastrointestinal Endoscopy.

Research output: Contribution to journalArticle

18 Scopus citations

Endoscopic Ultrasound Fine-Needle Aspiration Diagnosis of Synchronous Primary Pancreatic Adenocarcinoma and Effects on Staging and Resectability

Rustagi, T., Gleeson, F. C., Chari, S. T., Abu Dayyeh, B. K., Farnell, M. B., Iyer, P. G., Kendrick, M. L., Pearson, R. K., Petersen, B. T., Rajan, E., Topazian, M., Truty, M., Vege, S. S., Wang, K. K. N. & Levy, M. J., Feb 1 2017, In : Clinical Gastroenterology and Hepatology. 15, 2, p. 299-302.e4

Research output: Contribution to journalArticle

3 Scopus citations

Genomic regions associated with susceptibility to Barrett’s esophagus and esophageal adenocarcinoma in African Americans: The cross BETRNet admixture study

Sun, X., Chandar, A. K., Canto, M. I., Thota, P. N., Brock, M., Shaheen, N. J., Beer, D. G., Wang, J. S., Falk, G. W., Iyer, P. G., Abrams, J. A., Venkat-Ramani, M., Veigl, M., Miron, A., Willis, J., Patil, D. T., Nalbantoglu, I., Guda, K., Markowitz, S. D., Zhu, X. & 2 others, Elston, R. & Chak, A., Oct 2017, In : PloS one. 12, 10, e0184962.

Research output: Contribution to journalArticle

2 Scopus citations

Germline variation in inflammation-related pathways and risk of Barrett's oesophagus and oesophageal adenocarcinoma

Buas, M. F., He, Q., Johnson, L. G., Onstad, L., Levine, D. M., Thrift, A. P., Gharahkhani, P., Palles, C., Lagergren, J., Fitzgerald, R. C., Ye, W., Caldas, C., Bird, N. C., Shaheen, N. J., Bernstein, L., Gammon, M. D., Wu, A. H., Hardie, L. J., Pharoah, P. D., Liu, G. & 20 others, Iyer, P., Corley, D. A., Risch, H. A., Chow, W. H., Prenen, H., Chegwidden, L., Love, S., Attwood, S., Moayyedi, P., MacDonald, D., Harrison, R., Watson, P., Barr, H., Decaestecker, J., Tomlinson, I., Jankowski, J., Whiteman, D. C., MacGregor, S., Vaughan, T. L. & Madeleine, M. M., Oct 1 2017, In : Gut. 66, 10, p. 1739-1747 9 p.

Research output: Contribution to journalArticle

15 Scopus citations

Incidence and predictors of osteoporotic fractures in patients with Barrett's oesophagus: a population-based nested case-control study

Kumar, S. K., Drake, M. M., Schleck, C. D., Johnson, M. L., Alexander, J. A., Katzka, D. A. & Iyer, P. G., Dec 1 2017, In : Alimentary Pharmacology and Therapeutics. 46, 11-12, p. 1094-1102 9 p.

Research output: Contribution to journalArticle

9 Scopus citations

Increased detection of Barrett's esophagus-associated neoplasia using wide-area trans-epithelial sampling: A multicenter, prospective, randomized trial

Vennalaganti, P. R., Kaul, V., Wang, K. K. N., Falk, G. W., Shaheen, N. J., Infantolino, A., Johnson, D. A., Eisen, G., Gerson, L. B., Smith, M. S., Iyer, P. G., Lightdale, C. J., Schnoll-Sussman, F., Gupta, N., Gross, S. A., Abrams, J., Haber, G. B., Chuttani, R., Pleskow, D. K., Kothari, S. & 3 others, Goldblum, J. R., Zhang, Y. & Sharma, P., 2017, (Accepted/In press) In : Gastrointestinal Endoscopy.

Research output: Contribution to journalArticle

27 Scopus citations

Predictors of Progression in Barrett’s Esophagus with Low-Grade Dysplasia: Results from a Multicenter Prospective BE Registry

Krishnamoorthi, R., Lewis, J. T., Krishna, M., Crews, N. J., Johnson, M. L., Dierkhising, R. A., Ginos, B. F., Wang, K. K. N., Wolfsen, H. C., Fleischer, D. E., Ramirez, F. C., Buttar, N. S., Katzka, D. A. & Iyer, P. G., Apr 4 2017, (Accepted/In press) In : American Journal of Gastroenterology.

Research output: Contribution to journalArticle

8 Scopus citations

The Esophageal Epithelial Barrier in Health and Disease

Blevins, C. H., Iyer, P. G., Vela, M. F. & Katzka, D. A., Jan 1 2017, (Accepted/In press) In : Clinical Gastroenterology and Hepatology.

Research output: Contribution to journalArticle

7 Scopus citations

Who Deserves Endoscopic Screening for Esophageal Neoplasia?

Blevins, C. H. & Iyer, P. G., 2017, (Accepted/In press) In : Gastrointestinal Endoscopy Clinics of North America.

Research output: Contribution to journalArticle

2 Scopus citations
2016

ACG Clinical Guideline: Diagnosis and Management of Barrett's Esophagus

Shaheen, N. J., Falk, G. W., Iyer, P. G. & Gerson, L. B., Jan 1 2016, In : American Journal of Gastroenterology. 111, 1, p. 30-50 21 p.

Research output: Contribution to journalArticle

509 Scopus citations
1 Scopus citations

Can endosheath technology open primary care doors to Barrett's esophagus screening by transnasal endoscopy?

Iyer, P. G. & Chak, A., Feb 1 2016, In : Endoscopy. 48, 2, p. 105-106 2 p.

Research output: Contribution to journalArticle

5 Scopus citations

Costs associated with Barrett's esophagus screening in the community: An economic analysis of a prospective randomized controlled trial of sedated versus hospital unsedated versus mobile community unsedated endoscopy

Moriarty, J. P., Shah, N. D., Rubenstein, J. H., Blevins, C. H., Johnson, M., Katzka, D. A., Wang, K. K. N., Wongkeesong, L. M., Ahlquist, D. A. & Iyer, P. G., Nov 15 2016, (Accepted/In press) In : Gastrointestinal Endoscopy.

Research output: Contribution to journalArticle

13 Scopus citations

Genome-wide association studies in oesophageal adenocarcinoma and Barrett's oesophagus: a large-scale meta-analysis

Gharahkhani, P., Fitzgerald, R. C., Vaughan, T. L., Palles, C., Gockel, I., Tomlinson, I., Buas, M. F., May, A., Gerges, C., Anders, M., Becker, J., Kreuser, N., Noder, T., Venerito, M., Veits, L., Schmidt, T., Manner, H., Schmidt, C., Hess, T., Böhmer, A. C. & 49 others, Izbicki, J. R., Hölscher, A. H., Lang, H., Lorenz, D., Schumacher, B., Hackelsberger, A., Mayershofer, R., Pech, O., Vashist, Y., Ott, K., Vieth, M., Weismüller, J., Nöthen, M. M., Attwood, S., Barr, H., Chegwidden, L., de Caestecker, J., Harrison, R., Love, S. B., MacDonald, D., Moayyedi, P., Prenen, H., Watson, R. G. P., Iyer, P. G., Anderson, L. A., Bernstein, L., Chow, W. H., Hardie, L. J., Lagergren, J., Liu, G., Risch, H. A., Wu, A. H., Ye, W., Bird, N. C., Shaheen, N. J., Gammon, M. D., Corley, D. A., Caldas, C., Moebus, S., Knapp, M., Peters, W. H. M., Neuhaus, H., Rösch, T., Ell, C., MacGregor, S., Pharoah, P., Whiteman, D. C., Jankowski, J. & Schumacher, J., Oct 1 2016, In : The Lancet Oncology. 17, 10, p. 1363-1373 11 p.

Research output: Contribution to journalArticle

62 Scopus citations

Influence of reflux and central obesity on intercellular space diameter of esophageal squamous epithelium

Blevins, C. H., Sharma, A. N., Johnson, M. L., Geno, D., Gupta, M., Bharucha, A. E., Katzka, D. A. & Iyer, P. G., 2016, In : United European Gastroenterology Journal. 4, 2, p. 177-183 7 p.

Research output: Contribution to journalArticle

2 Scopus citations

Linkage and related analyses of barrett’s esophagus and its associated adenocarcinomas

Sun, X., Elston, R., Falk, G. W., Grady, W. M., Faulx, A., Mittal, S. K., Canto, M. I., Shaheen, N. J., Wang, J. S., Iyer, P. G., Abrams, J. A., Willis, J. E., Guda, K., Markowitz, S., Barnholtz-Sloan, J. S., Chandar, A., Brock, W. & Chak, A., Jul 1 2016, In : Molecular Genetics and Genomic Medicine. 4, 4, p. 407-419 13 p.

Research output: Contribution to journalArticle

Open Access
4 Scopus citations

Magnitude of Missed Esophageal Adenocarcinoma after Barrett's Esophagus Diagnosis: A Systematic Review and Meta-analysis

Visrodia, K., Singh, S., Krishnamoorthi, R., Ahlquist, D. A., Wang, K. K., Iyer, P. G. & Katzka, D. A., Mar 1 2016, In : Gastroenterology. 150, 3, p. 599-607.e7

Research output: Contribution to journalArticle

42 Scopus citations

Pancreatic cyst epithelial denudation: A natural phenomenon in the absence of treatment

Gómez, V., Majumder, S., Smyrk, T. C., Topazian, M., Chari, S. T., Gleeson, F. C., Harmsen, W. S., Enders, F. T., Abu Dayyeh, B. K., Iyer, P. G., Pearson, R. K., Petersen, B. T., Rajan, E., Takahashi, N., Vege, S. S., Wang, K. K. N. & Levy, M. J., Jan 28 2016, (Accepted/In press) In : Gastrointestinal Endoscopy.

Research output: Contribution to journalArticle

10 Scopus citations