5-Hydroxyindoleacetic Acid, Urine Random | Cleveland Clinic Laboratories

5-Hydroxyindoleacetic Acid, Urine Random Print

Test Mnemonic

UHIAR2

CPT Codes

83497 - QTY (1)

Aliases

5-HIAA, Urine
HIAA, Urine
HIAA-5, Urine
Hydroxyindole Acetic Acid, Urine

Performing Laboratory

Cleveland Clinic Laboratories

FDA Category

Laboratory Developed Test

Specimen Requirements

Volume	Type	Container	Collect Temperature	Transport Temperature	Special Instructions
1 mL	Urine, random	Clean container (No preservatives)		Refrigerated

Minimum Specimen Requirements

Volume	Type	Container	Collect Temperature	Transport Temperature	Special Instructions
0.3 mL

Stability

Environmental Condition	Description
Refrigerated	14 days
Frozen	14 days
Ambient	Unacceptable

Days Performed

2 days per week

Turnaround Time

2 - 5 days

Methodology

Name	Description
High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC/MS/MS)

Reference Range

5HIAA Random
Sex	Age From	Age To	Type	Range	Range Unit
	Months	11 Months	Normal	<37.2	mg/g crt
	1 Years	2 Years	Normal	<28.7	mg/g crt
	3 Years	4 Years	Normal	<23.7	mg/g crt
	5 Years	7 Years	Normal	<18.6	mg/g crt
	8 Years	10 Years	Normal	<15.2	mg/g crt
	11 Years	13 Years	Normal	<11.8	mg/g crt
	14 Years	19 Years	Normal	<8.5	mg/g crt
	20 Years	99 Years	Normal	<6.7	mg/g crt

Special Info

Clean container (No preservatives)

Clinical Limitation

5-Hydroxyindoleacetic Acid (5-HIAA) test performed by Liquid Chromatography Tandem Mass Spectrometry (LC-MS/MS). Results obtained with different methods or kits cannot be used interchangeably.