JoVE - Journal of Visualized Experiments
JoVE Visualize
Contact Us

An Ectopic Pancreatic Mass Inducing Gastric Outlet Obstruction

  • 0Internal Medicine, University of Texas Health Science Center at Houston, Houston, USA.
Cureus +

|

August 7, 2025

|

August 7, 2025

View abstract on PubMed

Summary

This summary is machine-generated.

A rare case of ectopic pancreatic tissue causing gastric outlet obstruction (GOO) was successfully treated with fine-needle aspiration. This highlights the need to consider unusual causes of GOO in diagnosis.

Area Of Science

  • Gastroenterology
  • Surgical Pathology
  • Diagnostic Imaging

Background

  • Gastric outlet obstruction (GOO) presents with symptoms like early satiety, pain, vomiting, and weight loss.
  • Ectopic pancreatic tissue, though rare, can cause significant gastrointestinal issues, including GOO.

Observation

  • A 40-year-old male presented with a six-month history of GOO symptoms.
  • CT and EGD revealed a cystic lesion in the pylorus causing obstruction.
  • EUS-guided fine-needle aspiration of the cyst led to symptom resolution.

Findings

  • The cystic lesion was identified as ectopic mucinous pancreatic tissue.
  • Elevated CEA and amylase levels in the aspirate confirmed the diagnosis.
  • The cyst's growth mechanism may involve mucinous secretions or chronic pancreatitis.

Implications

  • This case underscores the importance of a broad differential diagnosis for GOO.
  • Ectopic pancreas should be considered in the evaluation of obstructive gastric symptoms.
  • Minimally invasive techniques like EUS-guided aspiration can be effective for managing such rare conditions.

Keywords:

Related Concept Videos

Chronic Pancreatitis I: Introduction 01:24

161

The pancreas, an elongated and flat gland situated behind the stomach, serves a vital function in digesting food and managing blood sugar levels.
Pancreatitis is the inflammation of the pancreas, which occurs when the immune system becomes active and causes swelling, pain, and disruptions in organ function. Pancreatitis can manifest as either an acute or chronic condition.
Acute pancreatitis arises suddenly and lasts for a brief duration, while chronic pancreatitis is a long-term affliction...

Peptic Ulcer Disease III: Clinical Manifestations and Diagnostic Studies 01:28

201

Peptic ulcer disease (PUD) presents with diverse symptoms depending on the location and severity of the ulcer. Clinical manifestations of peptic ulcer include dull pain and a burning sensation in the mid-epigastric region.
Few clinical manifestations differentiate gastric ulcers from duodenal ulcers. Distinctions in the location, timing, and pain relief are crucial for healthcare providers in differentiating between gastric and duodenal ulcers during clinical assessments.

Location of Pain:...

Peptic Ulcer Disease V: Surgical Management and Nursing Care 01:25

411

Surgical management and nursing care are crucial in treating Peptic Ulcer Disease (PUD). Here is an organized and enhanced overview of the surgical interventions and the associated nursing care for PUD:
Surgical Interventions for Peptic Ulcer Disease

Vagotomy: This procedure aims to reduce gastric acid secretion by cutting a portion of the vagus nerve. While effective, its frequency has declined due to the availability of effective acid-suppressing medications. It may be performed with or...

Acute Pancreatitis II: Clinical Manifestations and Management 01:30

177

Acute pancreatitis presents a complex medical emergency characterized by rapid onset inflammation of the pancreas, demanding timely diagnosis and management to prevent complications. The condition primarily manifests through severe upper abdominal pain that often radiates to the back. This pain intensifies following the consumption of fatty foods. Accompanying symptoms such as nausea, vomiting, abdominal distention, fever, dyspnea, cyanosis, and jaundice can vary in intensity but significantly...