5-HYDROXYINDOLEACETIC ACID (5-HIAA), URINE
Marquette General Health System

General Info

Alpha Code

   5HIAA

MGH LIS Test No

   703

Schedule

   Monday through Saturday

Testing Time

   1 day

Testing Lab

   Mayo Labs

QORR Test Code

   5HIAA

Specimen Info

Type

      

Volume

    

Temperature

   Refrigerate

Preservative

    

Collection Info

   10 mL (pediatric 5.0 mL) from a 24-hour urine collection.  Add 25 mL 
of 50% acetic acid of 50% acetic acid as preservative at start of 
collection.  Use 15 mL of 50% acetic acid for children <5 years old.  
This preservative is intended to achieve a pH of between approximately 
2.0 and 4.0.  Send specimen refrigerated (keep specimen cool with 
frozen coolant April-October, refrigerated coolant November-March).
NOTE:  1. Patient should not eat avocados, bananas, eggplant, pine-
          apples, plums, tomatoes, or walnuts for a 48-hour
          period prior to start of collection.
       2. 24-HOUR VOLUME IS REQUIRED ON REQUEST FORM FOR PROCESSING.      
 
Specimen Acceptability

Methods
High-Pressure Liquid Chromatography (HPLC)

Clinical Utilities

CPT Codes
83497

Reference Range
   

Component Information

Name

   5-HYDROXYINDOLEACETIC ACID, URINE 

Method

    

CPT Code

    

Units

   mg/24 h 
Ref Range   <= 6.0 
Reflex Reason    
     

Name

   COLLECTION DURATION 

Method

    

CPT Code

    

Units

   h 
Ref Range    
Reflex Reason    
     

Name

   URINE VOLUME 

Method

    

CPT Code

    

Units

   mL 
Ref Range    
Reflex Reason    
     
Collection Notes

Additional Comments

 

Questions or Comments email support@mgh.org

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