MORPHINE, SERUM QUANTITATIVE

Specimen Required
Draw blood in a plain red-top tube. Centrifuge and separate from cells within 4 hours. Send 1.0 mL serum (0.5 mL minimum) refrigerated in a screw-capped plastic vial.

Alternate Specimen
Plasma: Sodium fluoride, EDTA, heparin

Rejection Criteria
SST

Methodology
LC-MS/MS

Stability
Room Temperature: 48 hours; Refrigerated: 14 days; Frozen: 14 days

Reference Range
<5 ng/mL.
For medical use only

Performed
Tuesday, Thursday

Turnaround Time2-5 days
Test CodeMORPQ
CPT-4 Code (s)
80361 (G0480)
LOINC Codes
3827-3

Warde
Medical
Laboratory