Ganapathy A Prasad

Summary

Affiliation: Mayo Clinic
Country: USA

Publications

  1. pmc Predictors of progression in Barrett's esophagus: current knowledge and future directions
    Ganapathy A Prasad
    Division of Gastroenterology and Hepatology, Barrett s Esophagus Unit, Mayo Clinic, Rochester, MN 55905, USA
    Am J Gastroenterol 105:1490-1502. 2010
  2. pmc Population screening for barrett esophagus: a prospective randomized pilot study
    Joseph Y Chang
    Division of Gastroenterology and Hepatology, Mayo Clinic, Rochester, MN 55905, USA
    Mayo Clin Proc 86:1174-80. 2011
  3. doi request reprint Predictors of recurrent esophageal food impaction: a case-control study
    Ganapathy A Prasad
    Division of Gastroenterology and Hepatology, Mayo Clinic College of Medicine, Rochester, MN 55905, USA
    J Clin Gastroenterol 42:771-5. 2008
  4. doi request reprint Eosinophilic esophagitis in adults
    Ganapathy A Prasad
    Division of Gastroenterology and Hepatology, Alfred Main, Mayo Clinic College of Medicine, Rochester, MN 55905, USA
    Gastroenterol Clin North Am 37:349-68, v-vi. 2008
  5. pmc Correlation of histology with biomarker status after photodynamic therapy in Barrett esophagus
    Ganapathy A Prasad
    Barrett Esophagus Unit, Division of Gastroenterology and Hepatology, Mayo Clinic College of Medicine, Rochester, Minnesota 55905, USA
    Cancer 113:470-6. 2008
  6. pmc Prevalence and predictors of recurrent neoplasia after ablation of Barrett's esophagus
    Rami J Badreddine
    Barrett s Esophagus Unit, Division of Gastroenterology and Hepatology, Mayo Clinic, Rochester, Minnesota, USA
    Gastrointest Endosc 71:697-703. 2010
  7. doi request reprint Endoscopic and surgical treatment of mucosal (T1a) esophageal adenocarcinoma in Barrett's esophagus
    Ganapathy A Prasad
    Barrett s Esophagus Unit, Division of Gastroenterology and Hepatology, Mayo Clinic College of Medicine, Rochester, Minnesota, USA
    Gastroenterology 137:815-23. 2009
  8. pmc Significance of neoplastic involvement of margins obtained by endoscopic mucosal resection in Barrett's esophagus
    Ganapathy A Prasad
    Division of Gastroenterology and Hepatology, Mayo Clinic College of Medicine, Rochester, Minnesota, USA
    Am J Gastroenterol 102:2380-6. 2007
  9. pmc Epidemiology and natural history of intestinal metaplasia of the gastroesophageal junction and Barrett's esophagus: a population-based study
    Kee Wook Jung
    Division of Gastroenterology and Hepatology, Mayo Clinic, Rochester, Minnesota, USA
    Am J Gastroenterol 106:1447-55; quiz 1456. 2011
  10. doi request reprint Utility of biomarkers in prediction of response to ablative therapy in Barrett's esophagus
    Ganapathy A Prasad
    Barrett s Esophagus Unit, Division of Gastroenterology and Hepatology, Mayo Clinic College of Medicine, Rochester, Minnesota, USA
    Gastroenterology 135:370-9. 2008

Collaborators

Detail Information

Publications29

  1. pmc Predictors of progression in Barrett's esophagus: current knowledge and future directions
    Ganapathy A Prasad
    Division of Gastroenterology and Hepatology, Barrett s Esophagus Unit, Mayo Clinic, Rochester, MN 55905, USA
    Am J Gastroenterol 105:1490-1502. 2010
    ..Although it would be challenging, creation of such a score has the potential to improve outcomes and make the management of patients with BE more cost-effective...
  2. pmc Population screening for barrett esophagus: a prospective randomized pilot study
    Joseph Y Chang
    Division of Gastroenterology and Hepatology, Mayo Clinic, Rochester, MN 55905, USA
    Mayo Clin Proc 86:1174-80. 2011
    ....
  3. doi request reprint Predictors of recurrent esophageal food impaction: a case-control study
    Ganapathy A Prasad
    Division of Gastroenterology and Hepatology, Mayo Clinic College of Medicine, Rochester, MN 55905, USA
    J Clin Gastroenterol 42:771-5. 2008
    ..Knowledge of factors predisposing to recurrent FI may enable preventive measures to minimize the risk of recurrence...
  4. doi request reprint Eosinophilic esophagitis in adults
    Ganapathy A Prasad
    Division of Gastroenterology and Hepatology, Alfred Main, Mayo Clinic College of Medicine, Rochester, MN 55905, USA
    Gastroenterol Clin North Am 37:349-68, v-vi. 2008
    ..Successful treatment in adults has been reported with the use of systemic and topical swallowed steroids. Endoscopic treatment has been associated with increased an risk for tears and perforations...
  5. pmc Correlation of histology with biomarker status after photodynamic therapy in Barrett esophagus
    Ganapathy A Prasad
    Barrett Esophagus Unit, Division of Gastroenterology and Hepatology, Mayo Clinic College of Medicine, Rochester, Minnesota 55905, USA
    Cancer 113:470-6. 2008
    ..The objectives of the current study were 1) to assess biomarkers in a prospective cohort of patients with HGD/mucosal cancer before and after PDT and 2) to correlate biomarker status after PDT with histology...
  6. pmc Prevalence and predictors of recurrent neoplasia after ablation of Barrett's esophagus
    Rami J Badreddine
    Barrett s Esophagus Unit, Division of Gastroenterology and Hepatology, Mayo Clinic, Rochester, Minnesota, USA
    Gastrointest Endosc 71:697-703. 2010
    ..The incidence and risk factors for recurrence of dysplasia after ablation of Barrett's esophagus (BE) have not been well defined...
  7. doi request reprint Endoscopic and surgical treatment of mucosal (T1a) esophageal adenocarcinoma in Barrett's esophagus
    Ganapathy A Prasad
    Barrett s Esophagus Unit, Division of Gastroenterology and Hepatology, Mayo Clinic College of Medicine, Rochester, Minnesota, USA
    Gastroenterology 137:815-23. 2009
    ..Long-term outcomes of patients treated endoscopically and surgically for mucosal EAC are unknown. We compared long-term outcomes of patients with mucosal EAC treated endoscopically and surgically...
  8. pmc Significance of neoplastic involvement of margins obtained by endoscopic mucosal resection in Barrett's esophagus
    Ganapathy A Prasad
    Division of Gastroenterology and Hepatology, Mayo Clinic College of Medicine, Rochester, Minnesota, USA
    Am J Gastroenterol 102:2380-6. 2007
    ..The aim of this study was to assess the accuracy of tumor staging by EMR using esophagectomy as the standard...
  9. pmc Epidemiology and natural history of intestinal metaplasia of the gastroesophageal junction and Barrett's esophagus: a population-based study
    Kee Wook Jung
    Division of Gastroenterology and Hepatology, Mayo Clinic, Rochester, Minnesota, USA
    Am J Gastroenterol 106:1447-55; quiz 1456. 2011
    ....
  10. doi request reprint Utility of biomarkers in prediction of response to ablative therapy in Barrett's esophagus
    Ganapathy A Prasad
    Barrett s Esophagus Unit, Division of Gastroenterology and Hepatology, Mayo Clinic College of Medicine, Rochester, Minnesota, USA
    Gastroenterology 135:370-9. 2008
    ..We aimed to determine if biomarkers known to be associated with neoplasia in BE can predict loss of dysplasia in patients treated with ablative therapy for HGD/intramucosal cancer...
  11. doi request reprint Endocytoscopy in esophageal cancer
    Yutaka Tomizawa
    St Mary s Hospital, Mayo Clinic College of Medicine, Rochester, MN 55905, USA
    Gastrointest Endosc Clin N Am 19:273-81. 2009
    ..Endocytoscopy is a new imaging and magnification technology. It has been developed for observation of cellular structure and applied in the esophageal cancer. In this article we summarize the important aspects of this new modality...
  12. pmc Safety of prior endoscopic mucosal resection in patients receiving radiofrequency ablation of Barrett's esophagus
    Ngozi I Okoro
    Division of Gastroenterology and Hepatology, Mayo Clinic, Rochester, Minnesota 55905, USA
    Clin Gastroenterol Hepatol 10:150-4. 2012
    ..We compared complications and histologic outcomes between patients who had EMR before RFA and those who received only RFA...
  13. pmc Depth of submucosal invasion does not predict lymph node metastasis and survival of patients with esophageal carcinoma
    Rami J Badreddine
    Barrett s Esophagus Unit, Division of Gastroenterology and Hepatology, Mayo Clinic College of Medicine, Rochester, Minnesota, USA
    Clin Gastroenterol Hepatol 8:248-53. 2010
    ..We evaluated the impact of depth of submucosal invasion on the presence of metastatic lymphadenopathy and survival in patients with esophageal adenocarcinoma...
  14. pmc Epidemiology of eosinophilic esophagitis over three decades in Olmsted County, Minnesota
    Ganapathy A Prasad
    Division of Gastroenterology and Hepatology, Mayo Clinic College of Medicine, Rochester, Minnesota, USA
    Clin Gastroenterol Hepatol 7:1055-61. 2009
    ..Data on secular trends and outcomes of eosinophilic esophagitis (EE) are scarce. We performed a population-based study to assess the epidemiology and outcomes of EE in Olmsted County, Minnesota, over the last 3 decades...
  15. doi request reprint Outcomes of T1b esophageal adenocarcinoma patients
    Jianmin Tian
    Barrett s Esophagus Unit, Division of Gastroenterology and Hepatology, Mayo Clinic, Rochester, Minnesota, USA
    Gastrointest Endosc 74:1201-6. 2011
    ..Endoscopic management often differs based on the risk of metastasis. There is limited information on the difference in outcomes for T1b-EAC with and without esophagectomy...
  16. pmc Long-term survival following endoscopic and surgical treatment of high-grade dysplasia in Barrett's esophagus
    Ganapathy A Prasad
    Barrett s Esophagus Unit, Division of Gastroenterology and Hepatology, Mayo Clinic College of Medicine, Rochester, Minnesota, USA
    Gastroenterology 132:1226-33. 2007
    ..Critical information regarding overall survival of patients followed up long-term after these therapies is lacking. Our aim was to compare the long-term survival of patients treated with PDT with patients treated with esophagectomy...
  17. pmc Distribution of body fat and its influence on esophageal inflammation and dysplasia in patients with Barrett's esophagus
    Eric M Nelsen
    Division of Internal Medicine, Division of Gastroenterology and Hepatology, Mayo Clinic, Rochester, MN 55905, USA
    Clin Gastroenterol Hepatol 10:728-34; quiz e61-2. 2012
    ..This association might be mediated by mechanical and endocrine mechanisms. We investigated the distribution of fat in subjects with BE and its association with esophageal inflammation and dysplasia...
  18. doi request reprint Prevalence of esophageal eosinophils in patients with Barrett's esophagus
    Karthik Ravi
    Gastroenterology and Hepatology, Mayo Clinic College of Medicine, Rochester, Minnesota, USA
    Am J Gastroenterol 106:851-7. 2011
    ..Our aim was to determine the prevalence of dense esophageal eosinophilia in patients with Barrett's esophagus as a manifestation of GERD...
  19. ncbi request reprint Prevalence and predictive factors of eosinophilic esophagitis in patients presenting with dysphagia: a prospective study
    Ganapathy A Prasad
    Division of Gastroenterology and Hepatology, GI Epidemiology Outcomes Research Unit, Department of Otolaryngology, Mayo Clinic College of Medicine, Rochester, Minnesota 55905, USA
    Am J Gastroenterol 102:2627-32. 2007
    ..We also aimed to determine the clinical and endoscopic factors predictive of EE in outpatients undergoing endoscopy for dysphagia...
  20. ncbi request reprint Predictors of stricture formation after photodynamic therapy for high-grade dysplasia in Barrett's esophagus
    Ganapathy A Prasad
    Division of Gastroenterology and Hepatology, Mayo Clinic College of Medicine, Rochester, Minnesota, USA
    Gastrointest Endosc 65:60-6. 2007
    ..Stricture formation is the leading cause of long-term morbidity after photodynamic therapy (PDT). Risk factors for stricture formation have not been studied...
  21. ncbi request reprint Factors associated with increased survival after photodynamic therapy for cholangiocarcinoma
    Ganapathy A Prasad
    Division of Gastroenterology and Hepatology, Mayo Clinic College of Medicine, Rochester, MN, USA
    Clin Gastroenterol Hepatol 5:743-8. 2007
    ..Recent studies have shown a survival advantage using photodynamic therapy (PDT) in patients with unresectable cholangiocarcinoma. Factors associated with increased survival after PDT are unknown...
  22. doi request reprint High-grade dysplasia and intramucosal adenocarcinoma in Barrett's esophagus: the role of endoscopic eradication therapy
    Cadman L Leggett
    Division of Gastroenterology and Hepatology, Mayo Clinic, Rochester, Minnesota, USA
    Curr Opin Gastroenterol 28:354-61. 2012
    ..This review highlights the available eradication techniques (resection and ablation) with emphasis on factors that influence the choice of therapy...
  23. ncbi request reprint Rodent endosonography to monitor esophageal cancer
    Navtej S Buttar
    Department of Internal Medicine, Division of Gastroenterology and Hepatology, Mayo Clinic School of Medicine, and Gastroenterology Research Unit and Barrett s Esophagus Unit, St Mary s Hospital, 1216 Second Street SW, Rochester, MN 55905, USA
    Int J Gastrointest Cancer 37:84-90. 2006
    ..2 mm. The procedure was feasible without technical difficulty. In conclusion, rodent endosonography is a useful technique that can accurately determine the presence of tumors as well as their dimensions...
  24. pmc Frozen section analysis of esophageal endoscopic mucosal resection specimens in the real-time management of Barrett's esophagus
    Ganapathy A Prasad
    Division of Gastroenterology and Hepatology, 200 First Street SW, Mayo Clinic College of Medicine, Rochester, MN 55905, USA
    Clin Gastroenterol Hepatol 4:173-8. 2006
    ..Frozen sections help to give immediate feedback for surgical procedures. It has not been determined whether EMR can be adequately interpreted by using frozen sections to aid endoscopists in completely resecting neoplastic lesions...
  25. pmc Endoscopic mucosal resection in the management of esophageal neoplasia: current status and future directions
    Vikneswaran Namasivayam
    Barrett s Esophagus Unit, Division of Gastroenterology and Hepatology, Mayo Clinic, Rochester, Minnesota 55905, USA
    Clin Gastroenterol Hepatol 8:743-54; quiz e96. 2010
    ..Training requirements to achieve proficiency in endoscopic mucosal resection as well as potential quality measures to assess competence also are proposed in this review...
  26. ncbi request reprint Endoscopic therapy in patients with Barrett's esophagus and portal hypertension
    Ganapathy A Prasad
    Division of Gastroenterology and Hepatology, Mayo Clinic College of Medicine, 200 First Street SW, Rochester, MN 55905, USA
    Gastrointest Endosc 65:527-31. 2007
    ..Endoscopic mucosal resection has been used to stage and treat early neoplasia in Barrett's esophagus. The ability to do this in the setting of portal hypertension has not been reported...
  27. ncbi request reprint Endoscopic resection of nonadenomatous ampullary neoplasms
    Prabhleen Chahal
    Division of Gastroenterology and Hepatology, Mayo Clinic College of Medicine, Rochester, MN 55905, USA
    J Clin Gastroenterol 41:661-6. 2007
    ....
  28. doi request reprint Endoscopic ultrasound-guided abscess drainage
    Ganapathy A Prasad
    Division of Gastroenterology Hepatology, Mayo Clinic, 200 1st Street SW, Rochester, MN 55905 0002, USA
    Gastrointest Endosc Clin N Am 22:281-90, ix. 2012
    ..Although data are limited, evidence supporting its clinical efficacy is increasing rapidly. This article summarizes the current status of EUS-guided approach for drainage of gastrointestinal abscess collections...
  29. doi request reprint Role of esophageal stents in benign and malignant diseases
    Prateek Sharma
    Division of Gastroenterology and Hepatology, Veterans Affairs Medical Center and University of Kansas School of Medicine, Kansas City, Missouri 64128 2295, USA
    Am J Gastroenterol 105:258-73; quiz 274. 2010
    ..downsides (harms, burden, and costs) and subsequent judgment regarding the strength of recommendation...