Johns Hopkins Guides provide diagnosis, management, and treatment guidance for infectious diseases, diabetes, and psychiatric conditions. Explore these free sample topics:
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- A rare tumor originating from the alpha cells of the pancreas that results in hypersecretion of glucagon.
- Mild diabetes mellitus is a classic presenting feature of glucagonoma.
- Hyperglycemia results from the glycogenolytic and gluconeogenic effects of glucagon and low insulin-to-glucagon ratio.