17-KETOSTEROID FRACTIONATION, URINE
Marquette General Health System

General Info

Alpha Code

   K8724

MGH LIS Test No

   8724

Schedule

   Monday, Tuesday, Friday

Testing Time

   5 days

Testing Lab

   Mayo Labs

QORR Test Code

   K8724

Specimen Info

Type

      

Volume

    

Temperature

   Refrigerate

Preservative

    

Collection Info

   50 mL from a 24-hour urine collection.  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.  This preservative is intended to
achieve a pH of between approximately 2.0 and 4.0.
NOTE: 24-HOUR VOLUME IS REQUIRED ON REQUEST FORM FOR PROCESSING.
 
PEDIATRIC
50 mL.  Collection instructions same as adult.      
 
Specimen Acceptability

Methods
Capillary Column Gas Chromatography (GC) Includes androsterone, dehydroepiandrosterone, etiocholanolone, 11-hydroxyandrosterone, 11-hydroxyetiocholanolone, 11-ketoandroster- one, 11-ketoetiocholanolone, and pregnanetriol.

Clinical Utilities

CPT Codes
83593

Reference Range
See "17-Ketosteroid Fractionation Reference Test Values" for
adult and pediatric reference values.      

Component Information

Collection Notes

Additional Comments

 

Questions or Comments email support@mgh.org

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