Article
Biochemically silent abdominal paragangliomas in patients with mutations in the succinate dehydrogenase subunit B gene.
The Journal of clinical endocrinology and metabolism - 1 Dec 2008
Timmers Henri J L M, Pacak Karel, Huynh Thanh T, Abu-Asab Mones, Tsokos Maria, Merino Maria J, Baysal Bora E, Adams Karen T, Eisenhofer Graeme
Abstract excerpt
CONTEXT: Patients with adrenal and extra-adrenal abdominal paraganglioma (PGL) almost invariably have increased plasma and urine concentrations of metanephrines, the O-methylated metabolites of catecholamines. We report four cases of biochemically silent abdominal PGL, in which metanephrines were normal despite extensive disease. OBJECTIVE: Our objective was to identify the mechanism underlying the lack of...
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