Philadelphia University + Thomas Jefferson University
Sidney Kimmel Medical College
Department of Medicine

Loren, David

< Back



David E. Loren, MD

Contact Dr. Loren

132 South 10th Street
Main Building, Suite 480
Philadelphia, PA 19107

(215) 955-8900
(215) 503-2527 fax

Medical School

Washington University School of Medicine - 1996


Beth Israel Deaconess Medical Center, Boston, MA
Hospital of University of Pennsylvania (HUP)


Hospital of University of Pennsylvania (HUP)
Thomas Jefferson University Hospital

Board Certification


Hospital Appointment

Thomas Jefferson University Hospital
Methodist Hospital Division of Thomas Jefferson University Hospital


Most Recent Peer-Reviewed Publications

  1. Setting minimum standards for training in EUS and ERCP: results from a prospective multicenter study evaluating learning curves and competence among advanced endoscopy trainees
  2. Discontinuation of proton pump inhibitor use reduces the number of endoscopic procedures required for resolution of walled-off pancreatic necrosis
  3. Three-way comparative study of endoscopic ultrasound-guided transmural gallbladder drainage using lumen-apposing metal stents versus endoscopic transpapillary drainage versus percutaneous cholecystostomy for gallbladder drainage in high-risk surgical patients with acute cholecystitis: clinical outcomes and success in an International, Multicenter Study
  4. Practical Management of Indeterminate Biliary Strictures
  5. EUS-guided drainage of pancreatic fluid collections using lumen apposing metal stents: An international, multicenter experience
  6. Competence in Endoscopic Ultrasound and Endoscopic Retrograde Cholangiopancreatography, From Training Through Independent Practice
  7. An international, multicenter, comparative trial of EUS-guided gastrogastrostomy-assisted ERCP versus enteroscopy-assisted ERCP in patients with Roux-en-Y gastric bypass anatomy
  8. ERCP performed through previously placed duodenal stents: a multicenter retrospective study of outcomes and adverse events
  9. Subharmonic and endoscopic contrast imaging of pancreatic masses: A pilot study
  10. A Multicenter comparative trial of a novel EUS-guided core biopsy needle (SharkCoreTM) with the 22-gauge needle in patients with solid pancreatic mass lesions
  11. Comparison of FNA and fine-needle biopsy for EUS-guided sampling of suspected GI stromal tumors
  12. Comparison of the diagnostic accuracy of three current guidelines for the evaluation of asymptomatic pancreatic cystic neoplasms
  13. Fully covered self-expanding metal stents versus lumen-apposing fully covered self-expanding metal stent versus plastic stents for endoscopic drainage of pancreatic walled-off necrosis: clinical outcomes and success
  14. Erratum to: Esophageal stent fixation with endoscopic suturing device improves clinical outcomes and reduces complications in patients with locally advanced esophageal cancer prior to neoadjuvant therapy: A large multicenter experience (Surgical Endoscopy, (2017), 31, 3, (1414-1419), 10.1007/s00464-016-5131-3)
  15. A Comparison of Bilateral Side-by-Side Metal Stents Deployed above and Across the Sphincter of Oddi in the Management of Malignant Hilar Biliary Obstruction
  16. Diagnostic accuracy of directed cholangioscopic biopsies and confocal laser endomicroscopy in cytology-negative indeterminate bile duct stricture: A multicenter comparison trial
  17. Primary pancreatic lymphoma presenting as acute pancreatitis
  18. EUS-guided drainage of peripancreatic fluid collections and necrosis by using a novel lumen-apposing stent: A large retrospective, multicenter U.S. experience (with videos)
  19. Effect of the time of day and queue position in the endoscopic schedule on the performance characteristics of endoscopic ultrasound-guided fine-needle aspiration for diagnosing pancreatic malignancies
  20. Influence of integrated molecular pathology test results on real-world management decisions for patients with pancreatic cysts: Analysis of data from a national registry cohort