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Diabetes mellitus is a chronic metabolic disorder characterized by hyperglycemia. The four categories of diabetes are type 1 diabetes, type 2 diabetes, other specific types of diabetes, and gestational diabetes.
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Insulin secretory vesicles release insulin to stimulate blood glucose uptake and regulate carbohydrate metabolism. When the blood glucose levels increase, glucose enters the pancreatic β-islet cells through glucose transporters. Once inside, glucose is metabolized through glycolysis, the citric acid cycle, and the electron transport chain, producing ATP. This increase in ATP concentration closes ATP-sensitive potassium channels, leading to depolarization of the membrane and the opening of...
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The pancreas, an elongated and flat gland situated behind the stomach, serves a vital function in digesting food and managing blood sugar levels.
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The management of chronic pancreatitis is multifaceted, involving a comprehensive approach that includes thorough assessment, diagnostic testing, and a variety of management strategies.
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Acute pancreatitis presents a complex medical emergency characterized by rapid onset inflammation of the pancreas, demanding timely diagnosis and management to prevent complications. The condition primarily manifests through severe upper abdominal pain that often radiates to the back. This pain intensifies following the consumption of fatty foods. Accompanying symptoms such as nausea, vomiting, abdominal distention, fever, dyspnea, cyanosis, and jaundice can vary in intensity but significantly...
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Related Experiment Video

Updated: Oct 25, 2025

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SARS-CoV-2 and pancreas: a potential pathological interaction?

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Summary

Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) can infect the pancreas, potentially worsening the COVID-19-diabetes link. This review explores mechanisms of pancreatic injury and islet cell dysfunction.

Keywords:
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Area of Science:

  • Endocrinology
  • Virology
  • Pathology

Background:

  • Coronavirus disease 2019 (COVID-19), caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), presents with extrapulmonary complications.
  • The pancreas is identified as a significant target organ for SARS-CoV-2 infection.
  • A complex bidirectional relationship exists between COVID-19 and diabetes mellitus.

Purpose of the Study:

  • To examine the pathological interactions between SARS-CoV-2 and the pancreas.
  • To review current understanding of SARS-CoV-2 infection in pancreatic tissue, particularly pancreatic islets.
  • To propose mechanisms underlying pancreatic injury due to COVID-19 and its link to diabetes.

Main Methods:

  • Literature review of existing research on SARS-CoV-2 and pancreatic pathology.
  • Analysis of proposed direct, indirect, and systemic mechanisms of pancreatic injury.
  • Focus on the impact of SARS-CoV-2 on pancreatic islet cells.

Main Results:

  • SARS-CoV-2 can directly infect pancreatic cells, including islet cells.
  • Indirect and systemic effects of COVID-19 contribute to pancreatic damage.
  • These mechanisms exacerbate the established link between COVID-19 and diabetes.

Conclusions:

  • COVID-19 poses a significant threat to pancreatic health, impacting islet function.
  • Understanding these interactions is crucial for managing patients with both COVID-19 and diabetes.
  • Further research is needed to fully elucidate the SARS-CoV-2-pancreas interplay and its clinical implications.