Related Experiment Video
Updated: Aug 12, 2026
09:52
Assessing the Secretory Capacity of Pancreatic Acinar Cells
Published on: August 28, 2014
Pathogenesis of pancreatic infection
1Bristol Royal Infirmary.
Annals of the Royal College of Surgeons of England
|July 1, 1996
Summary
Pancreatic infection is a leading cause of pancreatitis mortality. Studies in cats show antibiotics and immunostimulants can treat pancreatic infection, but anti-inflammatory drugs are less effective.
Area of Science:
- Gastroenterology
- Infectious Diseases
- Surgical Pathology
Background:
- Pancreatic infection is a major cause of mortality in pancreatitis.
- John Hunter's early work on the pancreas did not address infection.
- Understanding pathogen spread and host response is crucial for pancreatitis management.
Purpose of the Study:
- To investigate the mechanisms of pancreatic infection using a feline model.
- To evaluate the efficacy of different therapeutic strategies against pancreatic infection.
Main Methods:
- A feline model of pancreatitis was utilized to study pathogen colonization and infection.
- Pathogen spread routes (circulation, ductal reflux, transmural migration) were examined.
- Phagocytic function in infected pancreata was assessed.
- Therapeutic interventions including cefotaxime, levamisole, and dopamine were tested.
Main Results:
- Pathogen colonization of the pancreas was linked to inflammation and necrosis.
- Infection developed only in pancreata with existing pancreatitis.
- Phagocytic function was significantly reduced in cats with pancreatitis.
- Cefotaxime and levamisole effectively treated pancreatic infection, while dopamine showed limited efficacy.
Conclusions:
- Pancreatic infection is a complex process influenced by inflammation and host immune status.
- Antibiotics and immunostimulants show promise in treating pancreatic infection.
- Targeting inflammation alone may not be sufficient for pathogen eradication in pancreatitis.
Related Concept Videos
01:27Acute Pancreatitis I: Introduction
Pancreatitis is inflammation of the pancreas, an organ located behind the stomach. It can be either acute or chronic.
Acute pancreatitis is characterized by rapid inflammation of the pancreas, often caused by factors like gallstone blockage or excessive alcohol consumption. Chronic pancreatitis, on the other hand, is a slow, progressive inflammation that may result from long-term alcohol abuse, obstructions in the pancreatic duct, or genetic factors.
The causes of acute pancreatitis include:
Acute pancreatitis is characterized by rapid inflammation of the pancreas, often caused by factors like gallstone blockage or excessive alcohol consumption. Chronic pancreatitis, on the other hand, is a slow, progressive inflammation that may result from long-term alcohol abuse, obstructions in the pancreatic duct, or genetic factors.
The causes of acute pancreatitis include:
01:24Chronic 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...
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...
01:25Acute Pancreatitis I: Introduction
Acute pancreatitis is the sudden inflammation of the pancreas caused by the early activation of digestive enzymes, leading to the autodigestion of pancreatic tissue. This results in local inflammation and, in severe cases, systemic complications.EtiologyUnderstanding the underlying causes is crucial, as identifying the etiology guides treatment and anticipates complications. Acute pancreatitis can be triggered by various factors, typically grouped into the following clinical categories.Biliary...
01:21Acute Pancreatitis II: Pathophysiology
The pathophysiology of acute pancreatitis centers on injury to pancreatic acinar cells, which initiates a cascade of harmful intracellular events.This injury leads to premature activation of trypsinogen to trypsin in the pancreas. Trypsin then activates other digestive enzymes, such as chymotrypsin, elastase, and phospholipase A2, which begin breaking down pancreatic tissue. The resulting autodigestion causes local inflammation, tissue swelling, hemorrhage, and fat necrosis.Injured acinar cells...
01:25Chronic 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...
01:21Chronic 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...