Download Interprг©tation Des Catг©cholamines Urinaires Pdf May 2026

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

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

Catecholamines Fractionated by LC-MS/MS, Urine Free - ARUP Lab 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.

Interpretation relies on comparing 24-hour excretion levels against established reference ranges. Minor increases (less than double) may stem from

Cases of unusually severe or intermittent high blood pressure, especially before age 20.

A common malignant tumor in children derived from the neural crest. A common malignant tumor in children derived from

The measurement of urinary catecholamines (epinephrine, norepinephrine, and dopamine) is essential for diagnosing and monitoring several conditions: