Procedure Code/ID

A263

Procedure Display Name

5HIAA(Serotonin),24Hr Ur

Test Name

5HIAA(SEROTONIN),24HR UR (REF)

Test Synonyms

5HIAA24-R | MAYO CODE HIAA

MPI Type^MPI ID ?

LABPIT^A263 | LABCHO^A263 | LABRCH^A263 | LABHET^A263 | LABOBH^A263 | LABBRT^A263 | QUESTATL^39625 | LABQUEST^2636 | MAYO LABORATORIES EAP^HIAA

Default Specimen Type

Collection Requirements

(MAYO)
Patient Preparation: 1. Some medications could interfere with test results. The ordering provider should decide if any medications should be stopped and when they should be restarted. If clinically feasible, discontinue the following medications at least 48 hours prior to, as well as during, specimen collection: -Acetaminophen (Tylenol or generic versions) -Aspirin -Antihistamines -Cough syrups -Cold and flu medications 2. For 48 hours prior to, as well as during, the urine collection, the patient should: Limit the following to 1 serving per day: -Fruits -Vegetables -Nuts -Caffeinated beverages or foods Supplies: Urine Tubes, 10 mL (T068) Container/Tube: Plastic, 10-mL urine tube Specimen Volume: 5 mL Collection Instructions: 1. Collect a 24-hour urine specimen. 2. Add 25 mL of 50% acetic acid as preservative at start of collection. Use 15 mL of 50% acetic acid for children <5 years old. Additional Information: See Urine Preservatives-Collection and Transportation for 24-Hour Urine Specimens in Special Instructions for multiple collections.
(QUEST/LC)
QUEST 10 mL of 24-hour urine with 25 mL 6N HCl collected in a 24-hour urine container

Shipping and Handling Instructions

QUEST PREFERRED SPECIMEN = 10 mL of 24-hour urine with 25 mL 6N HCl collected in a 24-hour urine container. ALTERNATIVE SPECIMEN: Unpreserved 24-hr urine with pH <6 Preserved Urine TRANSPORT TEMPERATURE = Room temperature Unpreserved Urine TRANSPORT TEMPERATURE = Frozen REJECT CRITERIA: pH >3.0, received unfrozen.

Notes

No notes provided