Impact of LC-MS/MS on the laboratory diagnosis of catecholamine-producing tumors
Keywords: Mass spectrometry; Pheochromocytoma; Paraganglioma; Neuroblastoma; Normetanephrine; Metanephrine; Methoxytyramine; Norepinephrine; Epinephrine; Homovanillic acid, vanillymandelic acid; LC-MS/MS; liquid chromatography with tandem mass spectrometry; LC-ECD;