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Lab Test Dictionary

5-HIAA (5-Hydroxyindoleacetic Acid)

Specimen Type


Performing Lab

Quest forwards to Inter Science (TSO)

Epic ID

Other Reference Test

Standard TAT

14 Days

Collection Information

Specimen Required

2 mL Blood collected in a ISI'S Z-TUBE

Collection Instructions

The ISI'S Z-TUBE is located in the refrigerator in the main lab. Please call the referral testing area for the collection tube.

Processing Information - Lab Use Only

Transport Temperature


Specimen Stability

Room Temp=1 Hours; Refrigerator=7 Days; Frozen= 3 Months

CPT Codes