Catecholamines, Fractionated, Plasma (Dopamine)
- (QUEST DIAGNOSTICS)Description:
This test is primarily used to diagnose pheochromocytoma, a rare type of cancer, and similar tumors which may secrete epinephrine, norepinephrine, or both.
Significant deviations from the normal range may require further evaluation by your physician.Includes:
Dopamine, Epinephrine, Norepinephrine and Total Catecholamines (calculated)Patient Instructions:
Overnight fasting is required. Fasting is defined as no consumption of food or beverage other than water for at least 8 hours before testing.
Patient should avoid alcohol, coffee, tea, tobacco and strenuous exercise prior to collection. Patients should be relaxed in either a supine or upright position before blood is drawn. States of anxiety and stress can cause fluctuations in the catecholamine levels.
Estimated turnaround for results is 7 business days. If confirmation testing is required, the estimated time may be extended.
Categories: Cancer Detection