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What is the portal vein?

John A. Chabot
Endocrinology Diabetes & Metabolism

The portal vein refers to a large vein that drains blood from the digestive tract to the liver. The portal vein runs very close to the pancreas for much of its length.

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.