Skip to main content
Toggle navigation
Search
Home
Browse by Poster Title
Browse by Poster Title
Type here to filter the list
All
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
#
Sort by
#
Sort by
Title
U
P0841
Ulcerative Colitis in Patients Seen in a Predominantly African American Urban Health Center
P1004
Ulcerative Colitis or Not? A Case of Dysplasia, Gastrointestinal Bleeding and Juvenile Polyposis in a 27-Year-Old
P1313
Umbilical Waterfalls: A Rare Case Report
P1593
Unanticipated Complication: Bowel Preparation Resulting in Small Bowel Obstruction - A Case Report
P0140
Unanticipated Culprits: A Rare Case of Drug-Induced Acute Necrotizing Pancreatitis
P0299
Uncanny Association between
Clostridium difficile
and microscopic colitis
P4702
Uncharted Territory: Solid Pseudopapillary Neoplasm Arising from the Liver
P1832
Uncommon Culprit: Pancreatitis & Biliary Stricture Revealed
P1647
Uncommon Encounter: A Massive Gastric Leiomyoma Masquerading as Refractory GERD
P3536
Uncommon Main Duct IPMN in Close Association With Villous Adenoma of the Duodenum
P1586
Uncommon Manifestation of Gallstone Ileus in a Middle-Aged Male
P1268
Uncommon presentation of a rare disease; Hepatocellular Carcinoma in an Adult with Alagille Syndrome
P2239
Uncommon Presentation of Esophageal Foreign Body Impaction in an Elderly Patient
P3753
Uncommon Presentation of Gastrointestinal Histoplasmosis in an Immunocompromised Patient
P3242
Uncommon Tumors, Uncommon Symptoms: EGIST with Paraneoplastic Hypercalcemia
P0381
Uncomplicated Diverticulitis Masquerading as Symptomatic Ovarian Cyst in a Young Female.
P0784
Uncovering a Rare Cause of Lower Gastrointestinal Bleeding
P2107
Uncovering Hidden Risks: Exploring Adenoma Detection Rates in Adult Colonoscopy Patients Within a Large Community Setting
P2253
Uncovering the Unexpected: A Rare Case of Carcinoma Cuniculatum in the Esophagus
P1575
Undercover Ulcers: The Misleading Presentation of Duodenal Bulb Perforation as Pancreatitis
P2076
Underdiagnosed or Underreported? A Rare Case of Eosinophilic Colitis, Case Report
P0593
Underlying Eosinophilic Esophagitis Masquerading as an Upper GI Bleed
P0414
Underrepresentation of Black Patients Is Prevalent in Colorectal Cancer Screening Guidelines: Results From a Meta-Analysis
P0892
Underrepresentation of Minorities in the Major Biologics Trials for Crohn's Disease
P4374
Understanding Gastroenterologist Preferences at the Time of Treatment Escalation to First-Line Advanced Therapies in Ulcerative Colitis: A Discrete Choice Experiment in Five European Countries
P2552
Understanding Health Insurance Related Challenges in Ulcerative Colitis: An Analysis of Reddit Discussions
P1498
Understanding of Artificial Intelligence in Healthcare Among Gastroenterology Fellows and Early Career Gastroenterologists
P4373
Understanding Patient Preferences at the Time of Treatment Escalation to First Line Advanced Therapies in Ulcerative Colitis: A Discrete Choice Experiment in Five European Countries
P2193
Understanding the Current State of Eosinophilic Esophagitis Research: Insights from ClinicalTrials.gov
P0521
Understanding the Natural History of Patients With Barrett's Esophagus and Eosinophilic Esophagitis: A Case Series
P0960
Understanding the Perspectives and Experiences of Patients With Acute Severe Ulcerative Colitis in the Hospital: A Qualitative Analysis
P1192
Understanding the Role of Obesity in Alcoholic Hepatitis: Findings from a National Cohort
P0699
Underwater Endoscopic Mucosal Resection of Rectal Neuroendocrine Tumors – A Case Series of an Innovative Endoscopic Approach
P0359
Undiagnosed Polyposis Syndrome Preceded by Thyroid Cancer in Young Female
P1854
Undiagnosed Sarcoidosis Presenting as Hypercalcemia-Induced Acute Pancreatitis
P0426
Unequal Burden: Sex and Racial Disparities in Colon Cancer Mortality Across Anatomical Sites in the United States
P2537
Unexpected Complication: Chylous Ascites Following Abdominal Aortic Aneurysm Repair
P0986
Unexpected Complications of Infliximab: A Rare Case of Drug-Induced AIH-PBC Overlap in Crohn's Disease
P1393
Unexpected Diagnosis of Primary Hepatic Leiomyosarcoma
P0602
Unexpected Melanoma Metastasis Found in the GI Tract
P1664
Unexpected Melena in a Young Patient - Do We Need Screening Guidelines for Another Gastrointestinal Cancer?
P2700
Unexpected Twist: Pouch Volvulus as the Culprit Behind Abdominal Pain and Obstruction in IBD
P3961
Unexpected Visitors: A Primary Esophageal Melanoma
P3254
Unexplained Abdominal Pain – Rare Case of Aberrant Hepatic Artery/GDA from SMA
P2699
Unexplained Dyspnea: A Rare Case of Crohn’s Disease Complicated with Bronchiolitis Obliterans
P2414
Unexplained Gastric Ulcer: Role of Cinacalcet
P1998
Unforeseen Complications: Group B Streptococcus Septicemia Following Polypectomy
P0166
Unicentric Castleman Disease: A Case Report on a Rare Disease Entity
P1692
Uninvited Guests: Gastric Anisakiasis Discovered During EGD
P4208
Uninvited Invader: Gastric Mucormycosis in a Non-Immunocompromised Patient
P4551
Unique Approach to Managing Hepatojejunal Anastomosis Stricture in a Patient with Long Roux-en-Y Limb
P4762
Unique Case of Vanishing Bile Duct Syndrome Exacerbated by Noncompliance
P4150
Unique Endoscopic Variations of Asymptomatic Segmental Colitis Associated with Diverticulosis (SCAD): A Case Report
P1981
Unique Presentation of Colonic Single Stripe Sign
P5079
Unlocking Relief: Approach to Alleviating Median Arcuate Ligament Syndrome
P1565
Unlocking the Digestive Dilemma: Sevelamer's Trail in Gastrointestinal Dysfunction and Literature Review
P1567
Unlocking the Mystery: Unveiling Rare Cases of Diarrhea
P3645
Unlocking the Potential: Aspirin's Role in Reducing In-Hospital Mortality and Complications in Colorectal Cancer Patients in the United States
P4818
Unmasking a Liver Abscess Mimic: Non-Germinal Center Diffuse Large B-Cell Lymphoma in a Renal Transplant Recipient - A Case Report
P0114
Unmasking a Rare Culprit of Ascending Cholangitis
P3976
Unmasking an Obstructive Esophageal Mass: A Rare Case of Esophageal Epithelioid Angiosarcoma Diagnosed With EUS-Guided Biopsy
P0259
Unmasking Colitis: When SCAD Mimics IBD
P0938
Unmasking Crohn's Disease: Novel Anti-Glycan Antibodies Provide 15% Incremental Benefit in Diagnostic Accuracy and Prognostic Value in ASCA-Seronegative Patients
P0327
Unmasking Epiploic Appendagitis: A Hidden Cause of Acute Abdominal Pain
P0554
Unmasking Exfoliative Esophagitis Induced by Hot Ginger Beverage Consumption: A Unique Case Presentation
P4789
Unmasking Hepatic Amyloidosis in a Patient with Recurrent Ascites
P4422
Unmasking Intestinal Plasmablastic Lymphoma in an Immunocompetent Crohn’s Disease Patient
P4822
Unmasking Kratom: A Helpful Opioid-Substitute or Harmful Hepatotoxic Supplement?
P0974
Unmasking Opioid Use Disorder: Navigating Diagnostic Challenges and Stigma in Gastrointestinal Cases
P2064
Unmasking Pseudomonas Colitis: A Stealthy Intestinal Invader
P1560
Unmasking the Chameleon: A Case of Systemic Amyloidosis with Gastrointestinal and Cardiac Involvement
P4763
Unmasking the Deceiver: Autoimmune Hepatitis Disguised as Lymphoma
P3583
Unmasking the Hidden Foe: Signet Ring Cell Carcinoma of the Ampulla of Vater Discovered Post-Cholecystectomy
P3878
Unmasking the Hidden Threat: Diagnostic and Treatment Challenges in Young-Onset Colorectal Cancer: A Case Report
P2009
Unmasking the Mimic: Rectal Endometriosis Deceptive Presentation as Rectal Cancer
P3574
Unmasking The Pancreatic Phantom
P2235
Unmasking the Racial Divide in Esophageal Adenocarcinoma: A SEER Database Analysis of Management and Outcomes
P3766
Unmasking the Silent Invader: A Rare Case of Metastatic Appendiceal Goblet Cell Adenocarcinoma
P0298
Unmasking the Silent Invader: Tuberculosis Colitis
P1548
Unmasking the Uncommon: A Persistent Pursuit Leads to Whipple's Disease Diagnosis
P4955
Unmasking the Uncommon: Atypical Burkitt's Lymphoma of the Gastrointestinal Tract
P2035
Unmasking the Uncommon: CMV Colitis in an Immunocompetent Patient - A Diagnostic Challenge
P2736
Unmasking the Unusual: An Uncommon Presentation of Disseminated Mycobacterial Infection in a Young Immunocompromised Patient
P1412
Unmasking Zieve Syndrome: A Rare Triad in Alcohol Abuse
P2183
Unmet Needs Among Patients with Eosinophilic Esophagitis Despite Biologic Use
P4796
Unorthodox Alcoholic Liver Injury
P3818
Unplanned Post-Colonoscopy Visits: An Observational Study to Evaluate Patient Outcomes and CMS Quality Metric
P4525
Unraveling an Uncommon Cause of Hemobilia: An Interesting Case of Gallbladder Adenocarcinoma
P1699
Unraveling Mysteries: The Intriguing Connection Between Proton Pump Inhibitors and Inappropriate Antidiuretic Hormone Secretion
P0771
Unraveling Rectal Bleeding in Appendiceal Cancer Post-Ileocolic Anastomosis with Metastasis to the Rectum: A Case Report
P3751
Unraveling Recurrent Acute Appendicitis: Atypical Presentations and Clinical Considerations
P3864
Unraveling Regional Disparities in Early-Onset Colorectal Cancer Mortality Across the United States Between 2000 - 2022
P2049
Unraveling Severe Pseudomembranous Colitis in an Elderly Patient with a Complex Medical History
P2159
Unraveling State-level Variations in Early-Onset Colorectal Cancer: A Comprehensive Analysis From USCS Database Across 50 U.S. States
P1820
Unraveling the Complications of Acute Cholecystitis: A Case Report of Hemoperitoneum Leading to Gastric Ulcerations
P4800
Unraveling the Connection: Autoimmune Hepatitis Coexisting With Psoriasis and Alcohol Use Disorder: A Case Report
P1120
Unraveling the Enigma: A Case Study on Gastric Schwannoma and it's Clinical Implications
P4278
Unraveling the Genetic Overlap Between Autism, Inflammatory Bowel Diseases, and Celiac Disease: A Bioinformatics Approach
P0338
Unraveling the Mysteries of Rare Colorectal Mucinous Adenocarcinoma: Challenges and Therapeutic Prospects
P2005
Unraveling the Mysteries of Segmental Colitis-Associated Diverticulitis: A Case Report of Challenging Diagnosis of SCAD
P1859
Unraveling the Mystery: A Case Series of Diagnosis in Cancer of Unknown Primary
P0223
Unraveling the Role of Fecal Calprotectin and CT Imaging in Non-IBD Colitis
P2278
Unraveling the Unexpected: From Food Impaction to Esophageal Rupture: A Complicated Presentation of Eosinophilic Esophagitis
P2059
Unravelling of Oddity and Curiosity in a Case of Fatigue
P4125
Unravelling the Enigma: Cronkhite – Canada Syndrome
P1306
Unravelling the Puzzle: The Role of Transjugular Liver Biopsy in Hemophagocytic Syndrome with Liver involvement
P1796
Untangled Mystery: Peutz-Jeghers Syndrome Unmasked by Pancreatic Intussusception
P0172
Unusual Cause of Hematochezia in a Patient With Metastatic Gallbladder Carcinoma: A Case Report and Review of Literature
P0707
Unusual Complication of Percutaneous Gastrostomy Tube Replacement
P0268
Unusual Discovery Within a Rectal Polyp
P0548
Unusual Metastatic Pattern of Esophageal Adenocarcinoma: A Case Report of Appendicitis Mimicry
P4524
Unusual Occurrence of Significant Bleeding After Fine-Needle Biopsy of a Subepithelioid Gastrointestinal Stromal Tumor Successfully Managed with an Over-the-Scope-Clip (OTSC)
P4542
Unusual Presentation of Epstein-Barr Virus Positive Diffuse Large B-Cell Lymphoma Involving the Mediastinum and Esophageal Wall
P3386
Unusual Presentation of Gastric Mucosa-Associated Lymphoid Tissue Lymphoma
P3518
Unusual Presentation of Metastatic T-Cell Lymphoma Masquerading as Pancreatic Cancer
P1543
Unusual Presentation of Neuroendocrine Tumor Mimicking Inflammatory Bowel Disease
P3567
Unusual Symptomatic Biliary Obstruction Caused by Post-Cholecystectomy Clip Migration
P1532
Unveiling a Hidden Culprit: The Intriguing Case of Terminal Ileal Fecalith Inducing Small Bowel Obstruction
P0760
Unveiling a Mysterious Case of ATTR Gastrointestinal Amyloidosis
P3577
Unveiling a Rare Complication: Intrabiliary Hem-o-lok Clip Migration Following Laparoscopic Cholecystectomy at an Ecuadorian Hospital
P0146
Unveiling a Rare Intersection: Secondary Syphilis Unmasking Undiagnosed Primary Biliary Cholangitis in a Male Patient
P0192
Unveiling a Rare Metastatic Neuroendocrine Tumor Masquerading as Abdominal Pain: A Case Report
P3706
Unveiling a Rarity: Langerhans Cell Histiocytosis Presenting in Gastrointestinal Polyps
P2993
Unveiling a Tropical Disease as a Cause of Liver Injury and Pancreatitis: Icterohemorrhagic Leptospirosis
P3119
Unveiling Asymptomatic Bradycardia in Hepatitis A: A Case Report
P0260
Unveiling Diagnostic and Therapeutic Challenges in Anorectal Melanoma: A Case Report
P0801
Unveiling Dieulafoy’s Lesion: Concealed Beneath a Clot in Sigmoid Colon
P0560
Unveiling Epidermoid Metaplasia: A Rare Esophageal Transformation
P1651
Unveiling Gastric Adenocarcinoma: Detection Following a Diagnosis of Gastroparesis Despite Negative Initial Biopsies
P0296
Unveiling Gastrointestinal AL Amyloidosis: A Rare Presentation of a Systemic Disease
P0289
Unveiling Hidden Guests: A Case of Asymptomatic Trichuris Trichiura Infection Detected during CRC Screening
P1316
Unveiling Liver Cirrhosis: A Case Study of Portal Hypertensive Colopathy in Guatemala C.A.
P1305
Unveiling
Mycobacterium Avium
Intracellulare: Sepsis and Surging ALP
P1803
Unveiling Rarity: Acute Pancreatitis as the Precursor to Thrombotic Thrombocytic Purpura
P1416
Unveiling Silent Infiltration: A Case Study of Jaundice and Breast Cancer
P0304
Unveiling Solitary Rectal Ulcer Syndrome: A Case of Kissing Rectal Ulcer
P0544
Unveiling the Cause of GI Symptoms in a Patient With Mpox and HIV/AIDS
P1518
Unveiling the Cost of Care: A Decadal Analysis of Emergency Department Visits and Hospital Billing Trends Using NEDS Database (2012 - 2021)
P4924
Unveiling the COVID-19 Impact: Surging GI Disorders in Elderly Hospital Admissions
P3595
Unveiling the Enigma: A Case Report of Sphincter of Oddi Dysfunction Masquerading as Cannabis Hyperemesis Syndrome
P1282
Unveiling the Enigmatic Interplay: Malnutrition Masquerading as H63D Heterozygosity in Hereditary Hemochromatosis
P4697
Unveiling The Flood: A Case of Spontaneous Umbilical Hernia Rupture in Cirrhosis
P4729
Unveiling the Genetic Culprit: A Diagnostic Dilemma of Recurrent Cholestasis and Intrahepatic Stones
P3714
Unveiling the Hidden Giant: Multidisciplinary Management of a Retroperitoneal Dedifferentiated Liposarcoma
P3449
Unveiling the Hidden Impact: COVID-19's Influence on Acute Biliary Pancreatitis Outcomes in the United States
P3182
Unveiling the Hidden Toll: Disparities in Crohn's Disease Mortality – Insights from a CDC WONDER Study
P1614
Unveiling the Hidden Toll: Disparities in Gastric Ulcer Related Mortality – Insights from a CDC WONDER Study
P5095
Unveiling the Hidden: Discovering Gastric Adenocarcinoma in Roux-en-Y Anatomy via GG Fistula
P2918
Unveiling the Impact of Liver Cirrhosis on Acute Ischemic Stroke Hospitalization: A Nationwide Analysis
P1281
Unveiling the Mystery of Veins: A Unique Combination of Portal and Inferior Mesenteric Venous Thrombosis
P2636
Unveiling the Postpartum Peril: Assessing Inflammatory Bowel Disease's Impact on Hospital Readmissions
P2345
Unveiling the Psychological Toll: How Swallowing Difficulties Reflect Anxiety and Depression
P0351
Unveiling the Silent Offender: A Case of NSAID-Induced Colonic Stricture
P1580
Unveiling the Stealthy Culprit: A Case of Gastrointestinal Stromal Tumor Masquerading as Gastrointestinal Bleeding
P0112
Unveiling the Stealthy Onset of Pancreatobiliary Cancer: A Case Report on Misleading Duodenal Obstruction
P0126
Unveiling the Uncommon: A Rare Case of Infected Intraductal Papillary Mucinous Neoplasm of Pancreas
P2514
Unveiling the Uncommon: Gastrointestinal Mucormycosis Unmasked by Gastrointestinal Bleeding
P4412
Unveiling the Uncommon: Pyoderma Gangrenosum as an Extraintestinal Complication of Ulcerative Colitis
P1100
Unveiling the Unexpected: A Rare Case of Periduodenal Castleman Disease
P0704
Unveiling the Unseen: Diagnosis of Appendicitis on Colonoscopy
P3507
Unveiling the Unseen: Diverse Presentations of Cholecystitis in a Two Case Series
P3504
Unveiling the Unusual: Dedifferentiated Liposarcoma Mimicking Pancreatic Pathology in a Gastroenterology Setting
P2728
Upadacitinib for Severe Crohn's-Like Enteritis Following Colectomy for Ulcerative Colitis
P0619
Update on self reported Gastrointestinal Symptoms and Glucose Breath Test Results in Small Intestinal Bacterial Overgrowth: A retrospective Analysis
P4938
Updated Analysis on a Call for Early Wireless Capsule Enteroscopy in Suspected Small Bowel Bleed: A Single Tertiary Care Referral Center Experience
P0873
Updated Epidemiological Insights on the Association Between Eosinophilic Esophagitis and Inflammatory Bowel Disease: A United States Population-Based Cohort Study
P0621
Urinary and Gynecologic Symptoms are Common in Patients Referred for GI Behavioral Medicine Evaluation
P0710
Urinary Bladder Distension: An Unusual Cause of Incomplete Colonoscopy
P4913
Use of Artificial Intelligence in Gastroenterology: A comparison of ChatGPT, Gemini and Bing systems
P4396
Use of Biologics and the Risk of Cancer in Inflammatory Bowel Disease: A Meta-Analysis
P1737
Use Of Digital Pancreatoscopy For Retrieval Of Proximally/Inward Migrated Pancreatic Duct Stents: Literature Review
P1128
Use of Endoscope Attachment to Improve Pyloric Visualization in Malignant Gastric Outlet Obstruction
P0428
Use of Flavored Polyethylene Glycol and Sulfate Solution Bowel Preparation in Patients with Obesity, Diabetes, or Taking Glucagon-Like Peptide-1 Receptor Agonists
P0642
Use of Haloperidol in Gastroparesis: A Systemic Review and Meta-Analysis
P4242
Use of High-Dose Erythropoietin in Acute GI Bleeding
P1047
Use of Intranasal Nitroglycerin During POEM : A Pilot Study
P4906
Use of Large Language Model (LLM) Chatbots for the Generation of Specialized Gastrointestinal Diet Meal Plans: A Pilot Study
P4582
Use of Long-Term Albumin in Cirrhotic Patients With Refractory Ascites: A Retrospective Study
P4428
Use of Lumen Apposing Metal Stents (LAMS) in Refractory Ileocolonic Stricturing Crohn’s Disease
P2704
Use of Risankizumab in a Patient with Recurrent Isolated Perianal Crohn's Disease Despite Total Proctocolectomy: A Case Report
P4531
Use of SEMS in an Esophageal Perforation for Post Dilation in Type A Tracheoesophageal Fistula
P1147
Use of Sodium-Glucose Transport Protein 2 Inhibitors and Dipeptidyl Peptidase 4 Inhibitors in Patients with MASLD in a Real-World Setting is Associated with Lower All-Cause Mortality
P4460
Use of the Mini-Forceps Traction-Assisted Technique for Difficult Biliary Cannulations in ERCP: A Single Center Retrospective Study
P3876
Use Your Brain, That Is No Regular Polyp, It’s a Colonic Ganglioneuroma!
P1858
Using a Self-Migrating Pancreatic Stent for Treatment of Papillitis
P2703
Using a Smartwatch as a Diagnostic Tool in a Patient with Ulcerative Colitis who Developed Unexplained Anemia and Hypoxia
P2418
Using Biliary Stone Extraction Balloon Catheter for Relieving Esophageal Food Impactions
P2372
Using Disruptive Innovation to Design Endoscopic Ligators for Resource-Challenged Health Settings
P0860
Ustekinumab Monotherapy vs Ustekinumab Combined with Immunomodulators in Inflammatory Bowel Disease: A Propensity-Matched, Retrospective Cohort Study
P1230
Ustekinumab Therapy Is Associated with Biochemical Response in Patients with Primary Sclerosing Cholangitis and Inflammatory Bowel Disease
P2724
Ustekinumab-Induced Myocarditis in a Patient With Crohn's Disease
P1010
Ustekinumab-Induced Vasculitis in a Patient With Crohn’s Disease
P0032
Utility of Cytological Analysis in Predicting Mucinous and Non-Mucinous Pancreatic Neoplasms
P1774
Utility of Imaging in Predicting Biliary Strictures Post Liver Transplant
P1223
Utility of Ultrasonographic Two‑Dimensional Measurement of Spleen in the Assessment of Clinically Significant Portal Hypertension by Comparing Several Non-invasive Fibrosis Tests (NIFTs) or Models
P1172
Utilization and Outcomes of Extracorporeal Membrane Oxygenation in Patients With Cirrhosis
P2575
Utilization and Usefulness of Fecal Calprotectin for Suspected Inflammatory Bowel Disease in Clinical Practice: Real-World Data
P2338
Utilization of Bowel Regimens in the Medical Intensive Care Unit
P0685
Utilization of Gastrointestinal Procedures Before and After Palliative Care Initiation: A TriNetX Database Analysis
P2881
Utilization of High Intensity Statins May Protect Against Decompensation in Alcohol-Associated Liver Disease
P3428
Utilization of Neoadjuvant Therapy for Pancreatic Ductal Adenocarcinoma in an Academic Rural Health Care System: A Large Multi-Center Study
P0050
Utilization of Oral Anticoagulants for Acute Splenic Infarction in the Setting of Pancreatitis: A Systematic Review
P2161
Utilization of Patient Counseling to Increase Colorectal Cancer Screening Rates in an Internal Medicine Resident Continuity Clinic
P4089
Utilization of Scheduled Simulator Based Endoscopy Training Enables Sustained Improvement of Key Endoscopic Skills
P2437
Utilizing a Colonoscope for High-Resolution Anoscopy in the Evaluation of High Grade Anal Lesions
P2396
Utilizing Anesthesia Risk to Reduce Delays in Endoscopy Case Completion
P4052
Utilizing Anorectal Parameters in Pelvic Floor Dyssynergia to Predict Parkinson’s Disease With Implications for Response to Biofeedback
P1792
Utilizing Endoscopic Ultrasound With Fine-Needle Biopsy For Unusual Pancreatic Metastasis: Two Cases Of Neuroendocrine Transformation From Primary Prostate Cancer
P0717
Uvular Edema and Necrosis Following Esophagogastroduodenoscopy: A Rare but Notable Complication