A B C D E F G H I J K L M N O P Q R S T U V W X Y Z # |
Diphenhydramine, Serum/Plasma
Test CodeDIPHE
Alias/See Also
34002
CPT Codes
80299
Preferred Specimen
1 mL serum collected in a red-top tube (no gel)
Minimum Volume
0.4 mL
Other Acceptable Specimens
Plasma collected in an EDTA (lavender-top), or EDTA (pink-top) tube
Instructions
Promptly centrifuge and separate serum or plasma into a plastic (preservative-free) screw-capped vial using approved guidelines.
Transport Temperature
Refrigerated (cold packs)
Specimen Stability
Room temperature: 30 days
Refrigerated: 30 days
Frozen: 24 months
Refrigerated: 30 days
Frozen: 24 months
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Polymer gel separation tube (PST) • SST
Methodology
High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS)
FDA Status
This test was developed and its performance characteristics determined by NMS Labs. It has not been cleared or approved by the US Food and Drug Administration.
Setup Schedule
Set up: As needed; Report available: 4 days
Reference Range
See Laboratory Report
Performing Laboratory
National Medical Services
200 Welsh Rd
Horsham, PA 19044
Last Updated: June 22, 2023