Notes

Overnight fasting is required. 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 fluctuation sin the catecholamine levels. Draw specimen in a prechilled green top tube. Includes Dopamine, Epinephrine, Norepinephrine and total Catecholamines.