Sign in →

Browse by Name

  1. A
  2. B
  3. C
  4. D
  5. E
  6. F
  7. G
  8. H
  9. I
  10. J
  11. K
  12. L
  13. M
  14. N
  15. O
  16. P
  17. Q
  18. R
  19. S
  20. T
  21. U
  22. V
  23. W
  24. X
  25. Y
  26. Z
  27. #
 

Mayo Clinic Laboratories

Test Code LAB12689 Diazepam (Valium®)

Department

SEND OUTS

Reference Lab Test Number

DIAZE

Refer To

Warde Medical Laboratory

Primary Collection Container

Red (No Gel)

Transport

Serum refrigerated

Preferred Transport Temperature

Refrigerated

Processing

Centrifuge, separate and send 1.0 mL serum in a screw-capped plastic vial.

Stability

Ambient: 48 hours

Refrigerated: 14 days

Frozen: 14 days

Minimum Testing Volume

0.2 mL

Reference Range

Diazepam: 100–1000 ng/mL

Nordiazepam: 100–1000 ng/mL

Toxic: Sum >5000 ng/mL

Methodology

Liquid Chromatography/Tandem Mass Spectrometry

Performed

Monday, Wednesday, and Friday

Reported

3-4 days

CPT Codes

G0480

Unacceptable Conditions

SST

Additional Information

Includes Diazepam and Nordiazepam (metabolite).