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A typically benign adrenal gland tumor in adults that causes excessive hormone production.

A common malignant tumor in children derived from the neural crest. A typically benign adrenal gland tumor in adults

Catecholamines Fractionated by LC-MS/MS, Urine Free - ARUP Lab A typically benign adrenal gland tumor in adults

Cases of unusually severe or intermittent high blood pressure, especially before age 20. A typically benign adrenal gland tumor in adults

A result three times higher than the upper reference limit strongly indicates a neuroendocrine tumor. Minor increases (less than double) may stem from stress, drugs, or collection errors.

Primarily used as a marker for neuroblastoma in children, often analyzed alongside VMA and HVA. Adult Reference Ranges (Approximate): Epinephrine: < 18.3 µg/24h or < 30 µg/24h Norepinephrine: < 84.6 µg/24h or < 60 µg/24h Dopamine: < 459.6 µg/24h or < 600 µg/24h 3. 24-Hour Collection Protocol

Rare tumors outside the adrenal glands that secrete similar hormones. 2. Interpretation of Results