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Laboratory

Exult Diagnostics, Dr. Lal PathLabs, Metropolis Labs, Oncquest Labs, Pathkind Labs

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VMA (VANILLYL MANDELIC ACID), 24 HOUR URINE

 3500 4800

EX2065      VMA (VANILLYL MANDELIC ACID), 24 HOUR URINE
Specimen: 50 mL (10 mL min.) aliquot of 24 hour urine. Collect urine with an appropriate volume of 50% HCl to maintain pH between 1-2. Do not use concentrated HCl. Record 24-hour volume on the test request form and urine container. Ship refrigerated or frozen.
Stability:
Room Refrigerated Frozen
8 hrs 7 days 30 days
Method: HPLC-EC
Comment: Initial testing for pheochromocytoma should always include measurement of plasma-free metanephrines or urinary fractionated metanephrines or both. The recommended method to measure is LC-MS/MS OR HPLC-EC Also see PHEOCHROMOCYTOMA PROFILE.
Report: Contact us to know the TAT.
Usage: Elevated values of VMA along with other catecholamine metabolites are suggestive of catecholamine secreting tumor-like Neuroblastoma, Pheochromocytoma, and other Neural crest tumors. VMA levels may also be useful in monitoring patients who are also treated. Elevated levels are suggestive of Pheochromocytoma but not diagnostic.
Doctor Specialty: Oncologist
Disease: Cancer
Components:
Courier Charges: 0.00
Home Collection: Available (*T&C Apply)
Department: HPLC
Pre Test Information: The patient should strictly avoid Theophylline, chocolate, vanilla, banana, alcoholic beverages, tea/coffee, tobacco, and strenuous exercise at least 72 hrs before and during specimen collection.