The action of norepinephrine (NE) is terminated, in part, by its uptake into presynaptic noradrenergic ... and elevated extracellular levels of this catecholamine. In a classical test for ...

Pheochromocytomas are rare (prevalence 0.1–0.6% in patients with hypertension), catecholamine-producing neuroendocrine tumors that originate primarily in the adrenal gland. The clinical ...