Phaeochromocytomas are rare neuroendocrine tumours with a highly variable clinical
presentation but most commonly presenting with episodes of headaches, sweating, palpitations, …

B. Hormone secretion.............................................................................. C. Overflow of precursors
in catecholamine synthetic pathway.................................. D. Overflow of noncatecholamine …

This article provides an update about catecholamine metabolism, with emphasis on
correcting common misconceptions relevant to catecholamine systems in health and disease. …

Objective: The aim was to formulate clinical practice guidelines for pheochromocytoma and
paraganglioma (PPGL). Participants: The Task Force included a chair selected by the …

ContextDiagnosis of pheochromocytoma depends on biochemical evidence of catecholamine
production by the tumor. However, the best test to establish the diagnosis has not been …

Pheochromocytoma is a rare but important tumor of chromaffin cells that is frequently considered
in the evaluation of hypertension, arrhythmias, or panic disorder and in the follow-up of …

The First International Symposium on Pheochromocytoma, held in October 2005, included
discussions about developments concerning these rare catecholamine-producing tumors. …

… The NE content of the normal human myocardium is between 4 and 8 nmol/g, 12 13 or 1 to
2 μmol in a normal 250-g left ventricle. The present estimates (Table 5) are close to this range…

Measurements of plasma normetanephrine and metanephrine provide a highly sensitive
test for diagnosis of pheochromocytoma, but false-positive results remain a problem. We …

This is a reversed-phase liquid-chromatographic method, with electrochemical detection, for
simultaneously measuring, in plasma, the concentrations of the catecholamine precursor …