Get started
Author

Hansjoerg Ullerich

Observed names: Hans-Joerg Ullerich, Ullerich Hansjoerg
Observed institutions: Oslo University Hospital, University of Münster, Augusta University, Erasmus MC, Toho University Ohashi Medical Center, University Hospital Münster
OpenAlex ID: A5113978834
Detection and differentiation of inflammatory versus fibromatous Crohnʼs disease strictures: Prospective comparison of 18F-FDG-PET/CT, MR-enteroclysis, and transabdominal ultrasound versus endoscopic/histologic evaluation
2012 · Frank Lenze, Johannes Wessling, et al. · Inflammatory Bowel Diseases · 111
Double Balloon Enteroscopy: A Useful Tool for Diagnostic and Therapeutic Procedures in the Pancreaticobiliary System
2008 · Christian Maaser, Frank Lenze, et al. · The American Journal of Gastroenterology · 100
Safety, diagnostic accuracy and therapeutic efficacy of digital single‐operator cholangioscopy
2018 · Frank Lenze, Arne Bokemeyer, et al. · United European Gastroenterology Journal · 66
PDF
Digital single-operator cholangioscopy: a useful tool for selective guidewire placements across complex biliary strictures
2018 · Arne Bokemeyer, Dina Gross, et al. · Surgical Endoscopy · 61
Endocuff-assisted colonoscopy: a new accessory to improve adenoma detection rate? Technical aspects and first clinical experiences
2014 · Frank Lenze, Torsten Beyna, et al. · Endoscopy · 61
Endoscopic Radiofrequency Ablation Prolongs Survival of Patients with Unresectable Hilar Cholangiocellular Carcinoma - A Case-Control Study
2019 · Arne Bokemeyer, Philipp Matern, et al. · Scientific Reports · 58
PDF
Digital single-operator video cholangioscopy in treating refractory biliary stones: a multicenter observational study
2019 · Arne Bokemeyer, Christian Gerges, et al. · Surgical Endoscopy · 37
CO2 insufflation during single-balloon enteroscopy: a multicenter randomized controlled trial
2013 · Philipp Lenz, Tobias Meister, et al. · Endoscopy · 34
Circulating microRNA-99 family as liquid biopsy marker in pancreatic adenocarcinoma
2018 · Anda J. Stroese, Hansjoerg Ullerich, et al. · Journal of Cancer Research and Clinical Oncology · 31
Time-to-isolation-guided cryoballoon ablation reduces oesophageal and mediastinal alterations detected by endoscopic ultrasound: results of the MADE-PVI trial
2019 · Friederike Cordes, Christian Ellermann, et al. · EP Europace · 27
Single-balloon enteroscopy-assisted endoscopic retrograde cholangiopancreaticography in patients with surgically altered anatomy: higher failure rate in malignant biliary obstruction – a prospective single center cohort analysis
2014 · Frank Lenze, Tobias Meister, et al. · Scandinavian Journal of Gastroenterology · 23
The ambiguous role of microRNA-205 and its clinical potential in pancreatic ductal adenocarcinoma
2018 · Max Michael Traeger, Jan Rehkaemper, et al. · Journal of Cancer Research and Clinical Oncology · 19
Single-step versus multi-step transmural drainage of pancreatic pseudocysts: The use of cystostome is effective and timesaving
2011 · Hauke Sebastian Heinzow, Tobias Meister, et al. · Scandinavian Journal of Gastroenterology · 18
Direct peroral cholangioscopy with a new anchoring technique using the guide probe of Kautz – first clinical experiences
2017 · Frank Lenze, Tobias Nowacki, et al. · Endoscopy · 16
Digital single-operator video cholangioscopy improves endoscopic management in patients with primary sclerosing cholangitis-a retrospective observational study
2022 · Arne Bokemeyer, Frank Lenze, et al. · World Journal of Gastroenterology · 13
Role of endoscopy in hepatology
2023 · Wim Laleman, Kai-Henrik Peiffer, et al. · Digestive and Liver Disease · 12
PDF
Elevated Liver Fibrosis Progression in Isolated PSC Patients and Increased Malignancy Risk in a PSC-IBD Cohort: A Retrospective Study
2023 · Florian Rennebaum, Claudia Demmig, et al. · International Journal of Molecular Sciences · 12
PDF
Ileal gallstone obstruction: Single-balloon enteroscopic removal
2010 · Hauke Sebastian Heinzow, Tobias Meister, et al. · World Journal of Gastrointestinal Endoscopy · 10
Renaissance of Radiotherapy in Intestinal Lymphoma? 10-Year Efficacy and Tolerance in Multimodal Treatment of 134 Patients: Follow-up of Two German Multicenter Consecutive Prospective Phase II Trials
2020 · Gabriele Reinartz, Caroline Molavi Tabrizi, et al. · The Oncologist · 7
PDF
Diagnosis and management of cold urticaria in cryoablation of atrial fibrillation: a case report
2019 · Friederike Cordes, Christian Ellermann, et al. · European Heart Journal - Case Reports · 7
PDF
Long-Term Quality of Life after COVID-19 Infection: Cross-Sectional Study of Health Care Workers
2024 · Antar Moussa, Ullerich Hansjoerg, et al. · International Journal of Environmental Research and Public Health · 6
PDF
Utility of Digital Single-operator Video Cholangioscopy for the Endoscopic Management of Biliary Complications After Liver Transplantation—A Single-center Experience
2022 · Arne Bokemeyer, Frank Lenze, et al. · Transplantation · 6
Fungal Infections in Cholangitis: Implementation of Diagnostic and Therapeutic Algorithm
2012 · Philipp Lenz, Franziska Eckelskemper, et al. · The American Journal of Gastroenterology · 2
654 Detection and Differentiation of Inflammatory Versus Fibromatous Crohn's Disease Strictures -Results of a Prospective Comparison of 18F-FDG-PET/CT, MR-Enteroclysis and Transabdominal Ultrasound vs. Endoscopic/Histologic Evaluation
2009 · Frank Lenze, Johannes Wessling, et al. · Gastroenterology · 2
Solving a disaster following coronary bypass operation
2016 · Philipp-Alexander Neumann, Mike Laukoetter, et al. · Gut · 1
Works count: 37
Citation count: 741
H-index: 14
I10-index: 18
Year
Topic
Type