• 6571 Citations
  • 35 Scopus h-Index
20052020

Research output per year

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Research Output

2015

Performance characteristics of unsedated ultrathin video endoscopy in the assessment of the upper GI tract: Systematic review and meta-analysis

Sami, S. S., Subramanian, V., Ortiz-Fernández-Sordo, J., Saeed, A., Singh, S., Guha, I. N., Iyer, P. G. & Ragunath, K., Nov 1 2015, In : Gastrointestinal Endoscopy. 82, 5, p. 782-792 11 p.

Research output: Contribution to journalArticle

17 Scopus citations

Radiofrequency Ablation Is Associated with Decreased Neoplastic Progression in Patients with Barrett's Esophagus and Confirmed Low-Grade Dysplasia

Small, A. J., Araujo, J. L., Leggett, C., Mendelson, A. H., Agarwalla, A., Abrams, J. A., Lightdale, C. J., Wang, T. C., Iyer, P. G., Wang, K. K. N., Rustgi, A. K., Ginsberg, G. G., Forde, K. A., Gimotty, P. A., Lewis, J. D., Falk, G. W. & Bewtra, M., Sep 1 2015, In : Gastroenterology. 149, 3, p. 567e3-576e3

Research output: Contribution to journalArticle

35 Scopus citations

Rates and predictors of progression to esophageal carcinoma in a large population-based Barrett's esophagus cohort

Krishnamoorthi, R., Borah, B. J., Heien, H., Das, A., Chak, A. & Iyer, P. G., Aug 30 2015, (Accepted/In press) In : Gastrointestinal Endoscopy.

Research output: Contribution to journalArticle

24 Scopus citations

Recent developments in pathogenesis, diagnosis and therapy of Barrett's esophagus

Halland, M., Katzka, D. A. & Iyer, P. G., Jun 7 2015, In : World Journal of Gastroenterology. 21, 21, p. 6479-6490 12 p.

Research output: Contribution to journalArticle

3 Scopus citations

Response

Singh, S., Manickam, P., Iyer, P. G. & Desai, T. K., Feb 1 2015, In : Gastrointestinal Endoscopy. 81, 2, p. 484-485 2 p.

Research output: Contribution to journalArticle

Response to Syed et al.

Sami, S. S., Ragunath, K. & Iyer, P. G., Jun 10 2015, In : American Journal of Gastroenterology. 110, 6, p. 937-938 2 p.

Research output: Contribution to journalArticle

Role of Obesity in the Pathogenesis and Progression of Barrett's Esophagus

Chandar, A. K. & Iyer, P. G., Jun 1 2015, In : Gastroenterology Clinics of North America. 44, 2, p. 249-264 16 p.

Research output: Contribution to journalArticle

12 Scopus citations

Screening for Barrett's Esophagus

Gupta, M. & Iyer, P. G., Jun 1 2015, In : Gastroenterology Clinics of North America. 44, 2, p. 265-283 19 p.

Research output: Contribution to journalArticle

2 Scopus citations
2014

Acid-suppressive medications and risk of oesophageal adenocarcinoma in patients with barrett's oesophagus: A systematic review and meta- Analysis

Singh, S., Garg, S. K., Singh, P. P., Iyer, P. G. & El-Serag, H. B., 2014, In : Gut. 63, 8, p. 1229-1237 9 p.

Research output: Contribution to journalArticle

135 Scopus citations

Effects of autofluorescence imaging on detection and treatment of early neoplasia in patients with barrett's esophagus

Boerwinkel, D. F., Holz, J. A., Kara, M. A., Meijer, S. L., Wallace, M. B., Wong Kee Song, L. M., Ragunath, K., Wolfsen, H. C., Iyer, P. G., Wang, K. K. N., Weusten, B. L., Aalders, M. C., Curvers, W. L. & Bergman, J. J. G. H. M., 2014, In : Clinical Gastroenterology and Hepatology. 12, 5, p. 774-781 8 p.

Research output: Contribution to journalArticle

27 Scopus citations
46 Scopus citations

Incidence of esophageal adenocarcinoma in Barrett's esophagus with low-grade dysplasia: A systematic review and meta-analysis

Singh, S., Manickam, P., Amin, A. V., Samala, N., Schouten, L. J., Iyer, P. G. & Desai, T. K., 2014, In : Gastrointestinal Endoscopy. 79, 6

Research output: Contribution to journalArticle

83 Scopus citations

Obstructive sleep apnea is a risk factor for barrett's esophagus

Leggett, C., Gorospe, E. C., Calvin, A. D., Harmsen, W. S., Zinsmeister, A. R., Caples, S., Somers, V., Dunagan, K., Lutzke, L., Wang, K. K. N. & Iyer, P. G., 2014, In : Clinical Gastroenterology and Hepatology. 12, 4

Research output: Contribution to journalArticle

26 Scopus citations

Physical activity is associated with reduced risk of esophageal cancer, particularly esophageal adenocarcinoma: A systematic review and meta-analysis

Singh, S., Devanna, S., Edakkanambeth Varayil, J., Murad, M. H. & Iyer, P. G., May 30 2014, In : BMC Gastroenterology. 14, 1, 101.

Research output: Contribution to journalArticle

34 Scopus citations

Physical activity is associated with reduced risk of gastric cancer: A systematic review and meta-analysis

Singh, S., Varayil, J. E., Devanna, S., Murad, M. H. & Iyer, P. G., Jan 2014, In : Cancer Prevention Research. 7, 1, p. 12-22 11 p.

Research output: Contribution to journalArticle

30 Scopus citations

Positive correlation between endoscopist radiofrequency ablation volume and response rates in Barrett's esophagus

Fudman, D. I., Lightdale, C. J., Poneros, J. M., Ginsberg, G. G., Falk, G. W., Demarshall, M., Gupta, M., Iyer, P. G., Lutzke, L., Wang, K. K. N. & Abrams, J. A., 2014, In : Gastrointestinal Endoscopy. 80, 1, p. 71-77 7 p.

Research output: Contribution to journalArticle

30 Scopus citations

Prediction of response to endoscopic therapy of Barrett's dysplasia by using genetic biomarkers

Timmer, M. R., Brankley, S. M., Gorospe, E. C., Sun, G., Lutzke, L. S., Iyer, P. G., Halling, K. C., Krishnadath, K. K. & Wang, K. K. N., Dec 1 2014, In : Gastrointestinal Endoscopy. 80, 6, p. 984-991 8 p.

Research output: Contribution to journalArticle

14 Scopus citations

Prospective evaluation of adverse events following lower gastrointestinal tract EUS FNA

Levy, M. J., Abu Dayyeh, B. K., Fujii, L. L., Boardman, L. A., Clain, J. E., Iyer, P. G., Rajan, E., Topazian, M., Wang, K. K. N., Wiersema, M. J. & Gleeson, F. C., 2014, In : American Journal of Gastroenterology. 109, 5, p. 676-685 10 p.

Research output: Contribution to journalArticle

8 Scopus citations
2013

Assessment of the diagnostic performance and interobserver variability of endocytoscopy in Barrett's esophagus: A pilot ex-vivo study

Tomizawa, Y., Iyer, P. G., Wongkeesong, L. M., Buttar, N. S., Lutzke, L. S., Wu, T. T. & Wang, K. K. N., Dec 14 2013, In : World Journal of Gastroenterology. 19, 46, p. 8652-8658 7 p.

Research output: Contribution to journalArticle

6 Scopus citations
36 Scopus citations
172 Scopus citations

Endoscopic epiglottic mucosal banding as a cause of laryngospasm

Garcia-Marcinkiewicz, A. G., Barbara, D. W., Iyer, P. G. & Diedrich, D. A., Oct 2013, In : Canadian Journal of Anesthesia. 60, 10, p. 1020-1021 2 p.

Research output: Contribution to journalArticle

Metabolic syndrome as a risk factor for barrett esophagus: A population-based case-control study

Leggett, C., Nelsen, E. M., Tian, J., Schleck, C. B., Zinsmeister, A. R., Dunagan, K. T., Locke, G. R., Wang, K. K. N., Talley, N. J. & Iyer, P. G., 2013, In : Mayo Clinic Proceedings. 88, 2, p. 157-165 9 p.

Research output: Contribution to journalArticle

24 Scopus citations
101 Scopus citations

Training in small-bowel capsule endoscopy: Assessing and defining competency

Rajan, E., Iyer, P. G., Oxentenko, A. S., Pardi, D. S., Alexander, J. A., Baron, T. H., Bruining, D. H., Hansel, S. L., Larson, M. V., Murray, J. A., Debritto, J., Dierkhising, R. A. & Gostout, C. J., Oct 2013, In : Gastrointestinal Endoscopy. 78, 4, p. 617-622 6 p.

Research output: Contribution to journalArticle

21 Scopus citations
2012

Diagnosis and Management of Barrett's Esophagus

Nelsen, E. M., Hawes, R. H. & Iyer, P. G., Oct 2012, In : Surgical Clinics of North America. 92, 5, p. 1135-1154 20 p.

Research output: Contribution to journalArticle

12 Scopus citations

Distribution of Body Fat and Its Influence on Esophageal Inflammation and Dysplasia in Patients With Barrett's Esophagus

Nelsen, E. M., Kirihara, Y., Takahashi, N., Shi, Q. D., Lewis, J. T., Namasivayam, V., Buttar, N. S., Dunagan, K. T. & Iyer, P. G., Jul 2012, In : Clinical Gastroenterology and Hepatology. 10, 7, p. 728-734 7 p.

Research output: Contribution to journalArticle

35 Scopus citations

Double trouble: Two cases of squamous carcinoma arising from Barrett's dysplasia after endoscopic mucosal resection

Gorospe, E. C., Gupta, M., Iyer, P. G., Lewis, J. T. & Wang, K. K. N., Oct 2012, In : American Journal of Gastroenterology. 107, 10, p. 1595-1596 2 p.

Research output: Contribution to journalArticle

5 Scopus citations

Endoscopic Ultrasound-Guided Abscess Drainage

Iyer, P. G. & Varadarajulu, S., Apr 1 2012, In : Gastrointestinal Endoscopy Clinics of North America. 22, 2, p. 281-290 10 p.

Research output: Contribution to journalReview article

15 Scopus citations
5 Scopus citations

Safety of Prior Endoscopic Mucosal Resection in Patients Receiving Radiofrequency Ablation of Barrett's Esophagus

Okoro, N. I., Tomizawa, Y., Dunagan, K. T., Lutzke, L. S., Wang, K. K. N. & Iyer, P. G., Feb 2012, In : Clinical Gastroenterology and Hepatology. 10, 2, p. 150-154 5 p.

Research output: Contribution to journalArticle

49 Scopus citations
20 Scopus citations
2011

Outcomes of T1b esophageal adenocarcinoma patients

Tian, J., Iyer, P. G., Lutzke, L. S., Lewis, J. T. & Wang, K. K. N., Dec 2011, In : Gastrointestinal Endoscopy. 74, 6, p. 1201-1206 6 p.

Research output: Contribution to journalArticle

19 Scopus citations

Prevalence of esophageal eosinophils in patients with barrett's esophagus

Ravi, K., Katzka, D. A., Smyrk, T. C., Iyer, P. G., Romero, Y., Francis, D. L., Lutzke, L., Tian, J. & Wang, K. K. N., May 2011, In : American Journal of Gastroenterology. 106, 5, p. 851-857 7 p.

Research output: Contribution to journalArticle

15 Scopus citations

Reply

Iyer, P. G., Mar 1 2011, In : Clinical Gastroenterology and Hepatology. 9, 3, p. 277-278 2 p.

Research output: Contribution to journalLetter

2010
761 Scopus citations

Depth of Submucosal Invasion Does Not Predict Lymph Node Metastasis and Survival of Patients With Esophageal Carcinoma

Badreddine, R. J., Iyer, P. G., Lewis, J. T., Lutzke, L. S., Borkenhagen, L. S., Dunagan, K. T. & Wang, K. K. N., Mar 2010, In : Clinical Gastroenterology and Hepatology. 8, 3, p. 248-253 6 p.

Research output: Contribution to journalArticle

69 Scopus citations

Endoscopic mucosal resection

Iyer, P. G. & Namasivayam, V., Apr 1 2010, In : Techniques in Gastrointestinal Endoscopy. 12, 2, p. 108-115 8 p.

Research output: Contribution to journalArticle

28 Scopus citations