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Test Code:
BIH5HIAA24U

Order Name:
5-Hydroxyindoleacetic acid (5-HIAA) (U-24 hrs.)

 
Useful For:
Diagnosis of serotonin producing tumor (carcinoids).
 
Methodology:
High Performance Liquid Chromatography (HPLC)
 
AliasesName:
5-HIAA, U-24 hrs.
 
 
 
Test Code:
BIH5HIAA24U

Order Name:
5-Hydroxyindoleacetic acid (5-HIAA) (U-24 hrs.)

 
Patient Preparation:
Starve from eating aubergines, avocados, bananas, damson plums, gooseberries, melons, mirabelle plums, pineapples, tomatoes, black/red currants, walnuts for 3-4 days prior to collect urine.
 
Collection Specimen Or Container:
24-hours urine/ Clean container with preservative (25% HCl - 10 mL)
* 24-hours volume is required.
 
Specimen Testing Type:
Preserved 24-hours Urine in 25% HCl minimum volume 10 mL
 
Sub Mission Container:
15 mL Screw cap tube
 
Rejection Criteria:
No preservative Urine will be rejected.
 
Specimen Stabillity:
Specimen Type Temperature Time
24-hours urine Refrigerated, 2oC to 8oC 14 days
Frozen, -18oC 3 months
 
 
 
Test Code:
BIH5HIAA24U

Order Name:
5-Hydroxyindoleacetic acid (5-HIAA) (U-24 hrs.)

 
Method detail:
High Performance Liquid Chromatography (HPLC)
 
Schedule:
Every Thursday
 
Turnaround Time:
Received specimen to report within 7 days.
 
Performing Location:
Special Lab, Laboratory Department 14141
 
Specimen Retention Time:
7 days
 
 
 
Test Code:
BIH5HIAA24U

Order Name:
5-Hydroxyindoleacetic acid (5-HIAA) (U-24 hrs.)

 
 
Clinical Information:
5-Hydroxyindoleacetic acid (5-HIAA) are degradation product of serotonin. They play a key role in the transmittion of impulses in the nervous system.
 
Reference Value:
< 8,200 microgram/ 24 h
 
Interpretation:
High level of 5-HIAA was found in serotonin producing tumor (carcinoids).
 
Clinical Reference:
Instruction manual for HPLC determination of VMA, HVA, 5-HIAA in Urine