Gel immersion technique for the examination and treatment of an ampullary tumor

MeSH terms

• Ampulla of Vater* / diagnostic imaging
• Ampulla of Vater* / pathology
• Common Bile Duct Neoplasms* / diagnostic imaging
• Common Bile Duct Neoplasms* / surgery
• Duodenal Neoplasms* / pathology
• Humans
• Immersion
• Pancreatic Neoplasms* / pathology