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Laboratory Test Directory

Hydroxyindoleacetic Acid, 5 (5 HIAA)

Components

Name Method Department Units
5 HIAA High performance liquid chromatography or LC Tandem Mass spectrometry
Colorimetric assay
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Specimen Requirements

Urine, 24 hours

Container Type Container Size Specimen Volume
Preferred

24 hour urine container

N/A 50 mL
Stability

Frozen - 12 month(s)
Room temperature - 24 hour(s)
Refrigerated - 1 month(s)

Specimen Preparation

  • Refrigerate during collection
  • Urine collection: Note start and stop dates and times on requisition
  • Transport to laboratory as soon as possible

Urine - Random

Container Type Container Size Specimen Volume
Alternate

Sterile container

N/A 50 mL
Stability

Frozen - 12 month(s)
Room temperature - 24 hour(s)
Refrigerated - 1 month(s)

Specimen Preparation

  • Transport to laboratory as soon as possible

Comments

Test includes Creatinine. At beginning of collection have patient void and discard this urine. Begin timing collection at this point and collect all urine until the end of the collection period. Have patient void and save urine at the final collection period. Random samples acceptable.

CPT Code

  • 83497
  • 82570