Related Experiment Video

Updated: Aug 8, 2026

Isolation of Human Lymphatic Endothelial Cells by Multi-parameter Fluorescence-activated Cell Sorting
07:36

Isolation of Human Lymphatic Endothelial Cells by Multi-parameter Fluorescence-activated Cell Sorting

Published on: May 1, 2015

Lymphoepithelial cyst of the pancreas

K L Ramsden1, J Newman

  • 1Department of Histopathology, East Birmingham Hospital, UK.

Histopathology
|March 1, 1991
PubMed

Insights

A rare lymphoepithelial cyst of the pancreas was identified. This unilocular cyst contained keratin and was lined by squamous epithelium, surrounded by lymphoid tissue.

Area of Science:

  • Gastroenterology
  • Surgical Pathology
  • Oncology

Background:

  • Lymphoepithelial cysts are rare benign cystic lesions.
  • Pancreatic cysts have diverse etiologies, requiring accurate diagnosis.
  • Understanding rare pancreatic neoplasms is crucial for patient management.

Observation:

  • A unilocular cystic lesion of the pancreas was observed.
  • The cyst was filled with keratinous material.
  • The cyst lining consisted of mature, keratinizing squamous epithelium.

Findings:

  • The pancreatic lesion was histologically consistent with a lymphoepithelial cyst.
  • The cyst was surrounded by significant lymphoid tissue.
  • Key features included keratinization and squamous differentiation.

Implications:

  • This case highlights the importance of recognizing lymphoepithelial cysts in pancreatic pathology.
  • Accurate histopathological diagnosis is essential to differentiate from other cystic neoplasms.
  • Further research into the pathogenesis of pancreatic lymphoepithelial cysts may be warranted.

More Related Videos

Application of Mid-Pancreatectomy with End-to-End Anastomosis in Pancreatic Benign Tumors02:20

Application of Mid-Pancreatectomy with End-to-End Anastomosis in Pancreatic Benign Tumors

Published on: February 9, 2024

Treatment of Middle-segment Pancreatic Benign Tumor Using Laparoscopic Central Pancreatectomy with End-to-end Pancreatic Duct Reconstruction05:11

Treatment of Middle-segment Pancreatic Benign Tumor Using Laparoscopic Central Pancreatectomy with End-to-end Pancreatic Duct Reconstruction

Published on: January 2, 2026

Related Concept Videos

Detailed Structure and Function of Lymph Nodes01:23

Detailed Structure and Function of Lymph Nodes

Lymph nodes are bean-shaped structures that cluster along the lymphatic vessels in the inguinal, axillary, and cervical regions. Each node is divided into compartments by a capsule that extends trabeculae inward.
From a histological perspective, lymph nodes can be split into two main areas: the superficial cortex and the deep medulla. The outer cortex is populated by dendritic cells, macrophages, and B lymphocytes, which are densely packed into follicles. When these B-lymphocytes are presented...
Development of the Lymphatic System01:15

Development of the Lymphatic System

The development of lymphatic tissues and vessels in embryonic life begins around the fifth week. These structures originate from the mesoderm layer, with lymph sacs emerging from developing veins.
The first lymph sacs to form are the paired jugular lymph sacs located at the junction of the internal jugular and subclavian veins. From these sacs, lymphatic capillary plexuses extend to the thorax, upper limbs, neck, and head, eventually forming lymphatic vessels. Each jugular lymph sac maintains a...
Pancreas01:19

Pancreas

The pancreas, an essential organ in the human body, is a pinkish-gray elongated structure located posterior to the stomach. It extends laterally from the duodenum towards the spleen and is firmly bound to the posterior wall of the abdominal cavity. The organ's surface has a lumpy, lobular texture that gives it a unique appearance.
The broad head of the pancreas lies within the loop formed by the duodenum, while its slender body reaches towards the spleen. The tail of the pancreas is short and...
Chronic Pancreatitis I: Introduction01:24

Chronic Pancreatitis I: Introduction

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...
Chronic Pancreatitis I: Introduction01:25

Chronic Pancreatitis I: Introduction

Chronic pancreatitis is a long-standing, relapsing inflammation of the pancreas, characterized by irreversible damage to the gland. It results in progressive destruction of the pancreatic parenchyma, fibrosis, and eventual loss of both exocrine and endocrine function. The disease may evolve gradually after multiple episodes of acute pancreatitis or develop independently.EtiologyChronic pancreatitis can arise from a variety of causes:Alcohol use is the leading cause, accounting for 70–80% of...
Chronic Pancreatitis II: Pathophysiology01:21

Chronic Pancreatitis II: Pathophysiology

Chronic pancreatitis is a progressive and irreversible inflammation of the pancreas, most often caused by long-term alcohol abuse, but it can also be related to ductal obstruction, smoking, or genetic factors.Chronic pancreatitis occurs when the pancreas is repeatedly exposed to harmful agents like alcohol, smoking, ductal obstruction, or genetic predisposition. These factors lead to the release of toxic metabolites and inflammatory cytokines, sustaining chronic inflammation in the pancreatic...