normetanephrine การใช้

Normetanephrine is shown at top left . Enzymes are shown in boxes.
The "'metanephrines "'group of molecules consist of metanephrine and normetanephrine.
"' Normetanephrine "'is a metabolite of norepinephrine created by action of catechol-O-methyl transferase on norepinephrine.
Norepinephrine is metabolised into normetanephrine and VMA . Norepinephrine is one of the hormones produced by the adrenal glands, which are found on top of the kidneys.
An article in the " Journal of the American Medical Association ", 2002, indicated that the measurement of plasma free levels of the metanephrines group of molecules ( including metanephrine and normetanephrine ) is the best tool in the diagnosis of pheochromocytoma, an adrenal medullary neoplasm.