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| Title | METANEPHRINES, FRACTIONATED, URINE 24HR |
| Specimen Requirement | <p>24 hour collection</p>
<p>Call lab for instructions</p> |
| Methodology | |
| Stability | |
| Reference Range | By Report* |
| Turnaround | 4-6 days Setup Mon, Wed, Fri |
| Clinical Use | <p>Evaluate the presence of abnormal catecholamine production, diagnose pheochromocytoma, neuroblastoma and ganglioneuroblastoma. Slightly elevated concentrations of urinary metanephrines (900-1300 ug/24 hr) are usually associated with essential hypertension, intense physical activity, emotional and physical stress, drug interferences and improper specimen collection. Higher concentrations (greater than 1300 ug/24 hr) are suggestive of pheochromocytoma.</p> |
| Test Code | 24MW |
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