Test Code UHVA24 Homovanillic Acid, Urine
Additional Codes
| PathLab | UHVA24 |
| Epic ID | LAB2114 |
Specimen Requirements
Container/Tube Type:
24 hour urine collection jug
Collection Information:
Collect 24 hour urine. Urine must be refrigerated during collection.
Transport Information:
Entire specimen.
Minimum Sample Volume:
A refrigerated urine cup with at least 20 ml is preferred if the whole jug is not sent.
Remarks:
24-Hour specimen must be refrigerated during collection. Record total volume and collection time interval on transport tube and test request form.
Random samples accepted for pediatric patients.
Stability/Transport
| Temperature | Stability | Preferred Transport |
| Refrigerated | 7 days | X |
| Frozen | 14 days |
Performing Lab
Pathology Laboratory
Methodology
High Performance Liquid Chromatography
Day(s) Performed
Monday-Friday
Report Available
1-3 days
CPT Code Information
83150