vasoactive intestinal polypeptide

Medical Dictionary

vasoactive intestinal polypeptide n.
Abbr. VIP
A polypeptide hormone usually secreted by non-beta islet cell tumors of the pancreas, producing copious watery diarrhea and fecal electrolyte loss, resulting in hypokalemia.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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