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ID:634 Metanephrines (Urine)
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DescriptionProducts of catecholine metabolism used for the diagnosis of phaeochromocytoma
IndicationUsed to diagnose Phaeochromocytoma in sporadic and familial cases. Genetic conditions with predisposition include: MEN 2, von Hippel-Lindau syndrome and Neurofibromatosis type 1.
Additional InfoIf 24 hour urine collection is problematic, consider the plasma metanephrine test instead. Contact the Duty Biochemist to discuss.
Concurrent TestsNone
Dietary RequirementsNone
InterpretationResults may be elevated due to effects of medication, stress, acute illness or presence of phaeochromocytoma.

DepartmentSpecialist Laboratory Medicine
Sample24h Urine
Tube24h Acid Urine
Tube Picture
Collection ConditionsAccurately timed collection. Sample must be collected into 24 hour urine bottle containing hydrochloric acid. Please contact lab if required. Random sample acceptable for paediatric patients.
Min. Vol All
Freq.Weekly

Ref. Range (Male) see comment
Ref. Range (Female) see comment
Ref. Range (Paed) Please contact lab.
Ref. Range NotesMetadenaline: 0.2-1.4 umol/24hours Normetadrenaline 0.6-3.5 umol/24 hours
Unitsumol/24h
IP Acute TAT- Contact Laboratory
IP Routine TAT11 days
GP Acute TAT- Contact Laboratory
GP Routine TAT11 days
Turnround CommentNA

Originally edited by : JHB. Review due on 17/11/2018 08:50:15. Published By E Fox on 17/11/2017 08:50:15.