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What is a METANEPHRINES , RANDOM URINE?

Metanephrines, Random Urine is a urine test that measures metanephrine and normetanephrine, breakdown products of adrenaline and noradrenaline. It is needed to evaluate excess catecholamine production and help screen for hormone-secreting tumours such as pheochromocytoma and paraganglioma. Healthcare professionals may recommend it for unexplained high blood pressure, recurrent headaches, palpitations, sweating, or when an adrenal mass or hereditary risk is suspected.

Additional Information

Also known as/ Other names: Random Urine Metanephrines, Urinary Metanephrine Test, Metanephrines Urine Spot Test, Random Urine Catecholamine Metabolites
Parameters: 1
Recommended for: M/F/Others
Sample Type: Random Urine
Patient Preparation: Patient should strictly avoid Alpha- Methyldopa, Buspirone, Codeine, Isoproterenol metabolite, Mandelamine, L-dopa, Paracetamol, Metoclopramide, pepper, alcoholic beverages, tea/coffee, tobacco and strenuous exercise at least 72 hours before and during specimen collection.
Reports: 4 days

FAQs

What are pheochromocytoma and paraganglioma?

They are rare tumours that may produce excessive amounts of catecholamine hormones.

When might your doctor recommend this test?

It may be advised for unexplained high blood pressure, recurrent headaches, palpitations, excessive sweating, or an adrenal mass.

What does “random urine” mean?

It means a single urine sample is collected at a specified time, rather than collecting urine throughout an entire 24-hour period.

Is random urine testing the same as a 24-hour urine test?

No. They use different collection methods, and the laboratory may recommend one method based on the clinical situation.

Should I avoid caffeine before the test?

You may be asked to avoid caffeine, nicotine, alcohol, and strenuous exercise because they can influence catecholamine-related results.

Can medicines affect the result?

Yes. Some antidepressants, blood-pressure medicines, stimulants, and other drugs may interfere with the results.

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