Item Value
Test name Metanephrines, Free, fractionated, plasma
Available Stat? No
Performed by Quest
Patient Preparation Patient should be relaxed in either a supine or upright position before blood is drawn. Patients should avoid alcohol, coffee, tea, tobacco and strenuous exercise prior to collection. Overnight fasting is preferred.
Normal range
Metanephrine ≤ 57 pg/mL
Normetanephrine ≤ 148 pg/mL
Total ≤ 205 pg/mL
Container type Lavender top 6 mL (on ice)
Amount to Collect 6 mL blood
Collection Instructions Draw specimen in a pre-chilled EDTA Lavender top (6 mL) and send to Lab on ICE.
Sample type Plasma

If you have additional questions regarding this test, please call: 415-353-1667