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Is acute recurrent pancreatitis a chronic disease?
Alberto Mariani1, Pier Alberto Testoni
1Division of Gastroenterology and Gastrointestinal Endoscopy, Scientific Institute San Raffaele, Via Olgettina 60, Milano 20132, Italy. mariani.alberto@hsr.it
World Journal of Gastroenterology
|February 21, 2008
Summary
Acute recurrent pancreatitis (ARP) classification remains debated. Endoscopic ultrasound (EUS) aids in diagnosing early chronic pancreatitis in ARP patients, distinguishing it from acute conditions.
Area of Science:
- Gastroenterology
- Pancreatology
- Medical Diagnostics
Background:
- The classification of acute recurrent pancreatitis (ARP) is debated, lacking a clear consensus on whether it represents a chronic condition from onset.
- Alcoholic pancreatitis is often considered chronic from the start, whereas biliary ARP may show associated chronic lesions.
- Genetic factors (CFTR mutations), hereditary causes, and obstruction can lead to acute pancreatitis that progresses to chronic pancreatitis via pancreatic stellate cell activation and fibrosis.
Purpose of the Study:
- To explore the debate surrounding the chronic nature of acute recurrent pancreatitis.
- To differentiate between acute and chronic pancreatitis based on etiology.
- To identify reliable diagnostic methods for early chronic pancreatitis in ARP patients.
Main Methods:
- Review of existing evidence and classifications of acute recurrent pancreatitis.
- Analysis of etiological factors contributing to pancreatitis progression.
- Evaluation of diagnostic techniques, specifically Endoscopic Ultrasound (EUS), for assessing pancreatic abnormalities.
Main Results:
- Evidence suggests alcoholic pancreatitis is inherently chronic.
- Biliary ARP may present with incidentally discovered chronic lesions.
- Pancreatitis due to CFTR gene mutations, hereditary factors, or obstruction may evolve into chronic pancreatitis due to fibrosis.
- Endoscopic ultrasound (EUS) appears to be a highly reliable method for detecting early signs of chronic pancreatitis in ARP.
Conclusions:
- Acute recurrent pancreatitis is a complex condition with debated chronicity, influenced by etiology.
- Pancreatic stellate cell activation and subsequent fibrosis are key mechanisms in the progression from acute to chronic pancreatitis.
- Endoscopic ultrasound (EUS) is a valuable tool for the accurate evaluation and monitoring of early chronic pancreatitis changes in patients with acute recurrent pancreatitis.
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