Skip to Content


Pronunciation: nor'met-a-nef'rin

Definition: A catabolite of norepinephrine found, in the serum, urine and some tissues, resulting from the action of catechol-O-methyltransferase on norepinephrine; has no sympathomimetic actions. Used in the diagnosis of pheochromocytoma.

Disclaimer: This site is designed to offer information for general educational purposes only. The health information furnished on this site and the interactive responses are not intended to be professional advice and are not intended to replace personal consultation with a qualified physician, pharmacist, or other healthcare professional. You must always seek the advice of a professional for questions related to a disease, disease symptoms, and appropriate therapeutic treatments.
© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.