MHPG, 24‑Hour Urine
Also known as: 3-Methoxy-4-Hydroxyphenylglycol
Use
Monitor levels of urinary 3-methoxy-4-hydroxyphenylglycol (MHPG), a metabolite of norepinephrine. Patients with either high or low levels of MHPG have demonstrated marked sleep disturbance, which may be related to unipolar depression.1
Special Instructions
Not provided.
Limitations
Not provided.
Methodology
Other
Biomarkers
3‑methoxy‑4‑hydroxyphenylglycol (MHPG)
AnalyteTotal Urine Volume
Analyte
LOINC Codes
- 21043-5 - 3Me4OH-phenylglycol 24h Ur-mCnc
- 3167-4 - Specimen vol 24h Ur
- 9695-8 - 3Me4OH-phenylglycol 24h Ur-mRate
- 3167-4 - Specimen vol 24h Ur
- 21043-5 - 3Me4OH-phenylglycol 24h Ur-mCnc
- 9695-8 - 3Me4OH-phenylglycol 24h Ur-mRate
Result Turnaround Time
10-14 days
Related Documents
For more information, please review the documents below
Specimen
Urine
Volume
10 mL
Minimum Volume
1.5 mL
Container
Plastic urine container without preservative
Collection Instructions
24‑hour urine collection; submit an aliquot of the mixed 24‑hour specimen and record total urine volume on test request form
Storage Instructions
Submission/transport (<3 days): Room temperature. For storage beyond three days, specimen should be refrigerated or frozen.
Causes for Rejection
Urine from preservative tube
Stability Requirements
| Temperature | Period |
|---|---|
| Room Temperature | <3 days |
Other tests from different labs that may be relevant