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Risk and factors determining diabetes after mild, nonnecrotizing acute pancreatitis
Ariana Pichardo-Lowden1, Mark O Goodarzi2, Guru Trikudanathan3
1Division of Endocrinology, Diabetes and Metabolism, Penn State Health, Penn State College of Medicine, Hershey, Pennsylvania.
Purpose Of Review:
Diabetes mellitus (DM) is relatively common following acute pancreatitis (AP), even after mild acute pancreatitis (MAP), the most frequent AP presentation, in which there is no overt beta cell injury. Post-AP related diabetes is widely misdiagnosed, resulting in potentially inappropriate treatment and worse outcomes than type 2 diabetes (T2D). Thus, it is important to understand risk across the spectrum of AP severity.
Recent Findings:
Biological mechanisms are unclear and may include local and systemic inflammation leading to beta cell dysfunction and insulin resistance, altered gut barrier and/or gut peptides and possibly islet autoimmunity, though no studies have specifically focused on MAP. While studies examining clinical risk factors on MAP exclusively are lacking, there are studies which include MAP. These studies vary in scientific rigor, approaches to rule out preexisting diabetes, variable AP severity, diagnostic testing methods, and duration of follow-up. Overall, disease related factors, including AP severity, as well as established T2D risk factors are reported to contribute to the risk for DM following AP.
Summary:
Though numerous studies have explored risk factors for DM after AP, few studies specifically focused on MAP, highlighting a key knowledge gap that is relevant to the majority of patients with AP.
Insights
Diabetes mellitus (DM) is common after acute pancreatitis (AP), even mild cases. Understanding DM risk factors following AP is crucial for accurate diagnosis and treatment, especially for mild acute pancreatitis (MAP).
Area of Science:
- Endocrinology
- Gastroenterology
- Metabolic Diseases
Background:
- Diabetes mellitus (DM) frequently develops after acute pancreatitis (AP).
- Mild acute pancreatitis (MAP), the most common form, can lead to DM without overt beta cell damage.
- Post-AP DM is often misdiagnosed, leading to suboptimal treatment and poorer outcomes compared to type 2 diabetes (T2D).
Purpose of the Study:
- To investigate the risk factors for developing DM following AP across its severity spectrum.
- To highlight the knowledge gap concerning DM risk specifically after MAP.
- To emphasize the importance of understanding DM risk post-AP for appropriate patient management.
Main Methods:
- Review of existing studies on DM risk factors following AP.
- Analysis of factors contributing to DM development, including disease severity and pre-existing T2D risk factors.
- Identification of limitations in current research, such as varying methodologies and focus.
Main Results:
- Biological mechanisms underlying post-AP DM remain unclear, potentially involving inflammation, beta cell dysfunction, insulin resistance, gut alterations, and autoimmunity.
- Clinical risk factors for DM post-AP include disease-related factors (e.g., AP severity) and established T2D risk factors.
- Limited research specifically addresses DM risk factors in MAP patients.
Conclusions:
- Despite existing research on post-AP DM risk factors, a significant knowledge gap remains regarding MAP.
- Further research focusing on MAP is essential, as it represents the majority of AP cases.
- Accurate risk assessment and understanding are vital for timely diagnosis and effective management of DM following AP.
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