5 HIAA (serotonin) Random Urn 5HIAARU

Synonyms

Allscripts (AEHR) Order Name

5 HIAA (serotonin) Random Urine

Sunrise Clinical Manager (SCM) Order Name

5 HIAA Random Urine

Clinical Info

Values above 10 mg/24 hours occur in carcinoid syndrome. Slight elevations also occur in nontropical sprue and after reserpine administration.

Specimen Type

Urine

Container

Urine Cup

Collection Instructions

Container/Tube: Sterile Urine Container
Specimen:   10 mL random urine (5mL min) 
      After urine collection, add 6N HCl to maintain a pH below 3. Urine without preservative is acceptable if pH is below 6
Transport Temperature: Refrigerated
Stability: Room temperature: 7 days                 Refrigerated: 30 days                 Frozen: 30 days
TAT: 3 - 4 Days
Patient Preparation:
Patient should avoid food high in indoles: avocados, banana, tomato, plum, walnut, pineapple, and eggplant. Patient should also avoid tobacco, tea and coffee three days prior to specimen collection.
 
 

Transport Instructions

Refrigerated

Specimen Stability

Room temperature: 7 days                 Refrigerated: 30 days                 Frozen: 30 days
TAT: 3 - 4 Days
Patient Preparation:
Patient should avoid food high in indoles: avocados, banana, tomato, plum, walnut, pineapple, and eggplant. Pat

Methodology

High Performance Liquid Chromatography (HPLC)

Days Performed

Performing Laboratory

Quest Diagnostics' Nichols Institute, Inc. - Chantilly

CPT

83497

PDM

5908000

Result Interpretation

 
5-HIAA , Random Urine
 

2-10 Years	≤12.0	mg/g creat
>10 Years	≤10.0	mg/g creat

 
Creatinine, Random Urine
 

≤6 Months	2-32	mg/dL
7-11 Months	2-36	mg/dL
1-2 Years	2-128	mg/dL
3-8 Years	2-149	mg/dL
9-12 Years	2-183	mg/dL
>12 Years Male	20-370	mg/dL
>12 Years Female	20-320	mg/dL

 

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