of acute pancreatitis was derived over 20 years ago.1 It attempted to provide a common termi‑ nology and to define the severity of the disease. The Revised Atlanta classification of acute pancreatitis is an international multidisciplinary classification of It was initially revised in and then further updat. The. “acute pancreatitis – Rating: Review Atlanta classification and definitions for international consensus” tries to O critério de diagnóstico radiológico.

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As more data emerge and the complexities of the spectrum of acute pancreatitis unfold, key concepts are likely to get revised.

The optimal interventional strategy for patients with suspected or confirmed infected necrotizing pancreatitis is initial image-guided percutaneous retroperitoneal catheter drainage or endoscopic transluminal drainage, followed, if necessary, by endoscopic or surgical necrosectomy.

Persistent OF may involve a single or multiple organs and such patients usually have one or more local complications. Dynamic Terminology It thus seems that while the RAC is a valiant attempt at categorizing AP, especially as it revised a 20 year old classification; it has thrown many new questions. This definition did not include patients with EXPN.

Thus it is not surprising that questions have been raised about the completeness of the RAC. What Is a Clinician or Researcher to Do? These collections develop early 202 the course of acute pancreatitis. This international, web-based consensus provides clear definitions to classify acute pancreatitis using easily identified clinical and radiologic criteria.


Classification The classification system is based on both local and systemic determinants of severity, with: The revised Atlanta classification for acute pancreatitis: In a recent study by Cacopardo et al.

Necrosis can be diagnosed with MRI, which of course should only be performed if it has direct clinical implications. The revised Atlanta classification of acute pancreatitis: You can also scroll through stacks with your mouse wheel or the keyboard arrow keys. It is likely that the classification will need to be updated continuously till we reach the utopian goal of perfection.

More Than Just 4 Categories of Severity. Late – after the first week Morphologic criteria based pnacreatitis CT findings combined with clinical parameters determine the care of the patient.

The Revised Atlanta Classification of Acute Pancreatitis: A Work Still in Progress?

So this is an ANC – acute necrotic collection. They are seen within 4 weeks in interstitial pancreatitis. Dynamic nature of early organ dysfunction determines outcome in acute pancreatitis.

Hemorrhage in acute pancreatitis: Preferred locations of fluid collections are: Therefore innocuous APFC cannot be equated with infected fluid collection s.

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The Radiology Assistant : Pancreas – Acute Pancreatitis

Atlanta Classification of 20122 Collections The Revised Atlanta Classification discerns 4 types of peripancreatic fluid collections in acute pancreatitis depending on the content, degree of encapsulation and time. Here another case of interstitial pancreatitis without necrosis.

There is a homogeneous well-demarcated peripancreatic collection in the lesser sac, which abuts the stomach and the pancreas. This case is a typical example of infected pancreatic necrosis. Which patient is most at risk?


This underlines the importance of both the entities. The most common organisms isolated were Ee coli and Pseudomonas aeruginosa. Thus there is a need to distinguish infected from non-infected necrosis. Does it Make a Difference? The wide consultation among pancreatologists to reach this consensus should encourage widespread adoption. However, the RAC does not give due consideration to the dynamic nature of the OF, whether there is ongoing worsening or panncreatitis in individual OF over a period of time.

Infection is rare during the first week. Incidence, spectrum and antibiotic sensitivity pattern of bacterial infections among patients with acute pancreatitis. While the need to include the category of MSAP was rightly based on data provided by studies from Mayo Clinic [ 6768 ]; the inclusion of fluid collection s as a local complication in categorizing MSAP has been criticized [ 65 ].

The following recommendations were made: Incidence and management of pancreatic atlata enteric fistulas after surgical management of severe necrotizing pancreatitis.

Besselink [ 63 ] explained the importance of this complication in the management of IN by pre-operative identification of splenomegaly, major collaterals or varices to avoid a left-sided minimally invasive approach. Vascular Complications of Pancreatitis. The RAC has recognized EXPN as an important component of morphology but has not taken into account its impact on course of the disease.