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Are Zollinger-Ellison syndrome (ZES) tumors cancerous?

ANSWER

In ZES, more than half of single gastrinomas are cancerous. They can spread to other parts of the body, including the liver, lymph nodes, spleen, bones, or skin.

SOURCES: 

National Digestive Diseases Information Clearinghouse.

National Institutes of Health. 

Harrison's Principles of Internal Medicine-13th Edition (1994). 

Feldman: Sleisenger and Fordtran's Gastrointestinal and Liver Disease-7th Edition (2002).

Medscape: "Gastrinoma."

Reviewed by Minesh Khatri on October 19, 2019

SOURCES: 

National Digestive Diseases Information Clearinghouse.

National Institutes of Health. 

Harrison's Principles of Internal Medicine-13th Edition (1994). 

Feldman: Sleisenger and Fordtran's Gastrointestinal and Liver Disease-7th Edition (2002).

Medscape: "Gastrinoma."

Reviewed by Minesh Khatri on October 19, 2019

NEXT QUESTION:

What are the symptoms of Zollinger-Ellison syndrome (ZES)?

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