Jack Leya
  • Professor
  • Gastroenterology
Jaundice, Stomach Cancer, Peptic Ulcer, Therapeutic Endoscopy, Invasive Gastroenterology, Endoscopic Ultrasound, ERCP, Barrett's Esophagus, Esophagus Cancer, GERD- swallowing disorders- C. difficle infection, Common Bile Duct Stones, Bile Duct Disorders, Jaundice, Pancreas Disorders, Pancreas Cancer, Pancreatitis, Therapeutic Endoscopy
Board Certifications
  • Gastroenterology - Subspecialty Cert: AM Board of Internal Medicine
  • Internal Medicine - General Cert: AM Board of Internal Medicine

Endoscopic holmium laser lithotripsy to extract a large gallstone impacted in the terminal ileumSoudagar,A. S.; Leya,J.; Gupta,N.Gastrointestinal endoscopy 2014 ; ( ):

Recurrent intra-abdominal abscess formation due to a gastric diverticulumPietrzak,C.; Leya,J.; Abood,G.; Yonick,D.; Gupta,N.Endoscopy 2013 ;45 Suppl 2( ):E345-6

Non-cardiac chest pain: the long-term natural history and comparison with gastroesophageal reflux disease.Williams,J. F.; Sontag,S. J.; Schnell,T.; Leya,J.American Journal of Gastroenterology 2009 ;104(9):2145-2152

The long-term natural history of gastroesophageal reflux diseaseSontag,S. J.; Sonnenberg,A.; Schnell,T. G.; Leya,J.; Metz,A.Journal of clinical gastroenterology 2006 ;40(5):398-404

Posttransplantation lymphoproliferative disorder.Anantharaju,A.; Nauth,J.; Al-Masri,H.; Kennedy,M.; Mobarhan,S.; Shah,N.; Leya,J.Gastrointestinal endoscopy 2005 ;61(2):288-289

Validity of using standard error of mean in trialsCheema,A. W.; Leya,J.Gastrointestinal endoscopy 2003 ;58(6):940-1

Complete esophagogastric anastomotic disruption.Anantharaju,A.; Cheema,A.; Van Thiel,D. H.; Leya,J.Gastrointestinal endoscopy 2003 ;57(7):921

New occurrence and recurrence of neoplasms within 5 years of a screening colonoscopy.Avidan,B.; Sonnenberg,A.; Schnell,T. G.; Leya,J.; Metz,A.; Sontag,S. J.American Journal of Gastroenterology 2002 ;97(6):1524-1529

Defining a role for endoscopic ultrasound in staging periampullary tumors.Shoup,M.; Hodul,P.; Aranha,G. V.; Choe,D.; Olson,M.; Leya,J.; Losurdo,J.American Journal of Surgery 2000 ;179(6):453-456

Medical School
  • Jagiellonian University, College of Medicine
  • VA Medical Center, Hines, Internal Medicine: General
  • VA Medical Center, Hines, Internal Medicine: Gastroenterology
  • Polish
  • Alpine Skiing
  • Civil War History