17-Ketosteroids, 24-hour Urine

Overview

  • EPIC Code:
  • LAB350
  • Soft Test Code:
  • 17KST
  • Send Out Test Code:
  • 2776
Alternate Names
  • 17 Ketosteroids 24 Hr

Specimen Collection & Preparation

Specimen Requirements

20.0 mL aliquot from a well mixed 24 hour Urine Collection in a Plastic Container


Alternate Specimen

 


TransportAndStorage

1 week Refrigerated (Preferred)
1 month Frozen


Collection Instructions

Order must include patients age and gender

1. When starting the 24-hour period, urinate and discard (throw-away) this specimen. NOTE THE TIME
2. From that time on, collect all urine by urinating into a clean container and transfer into the provided container. 
DO NOT URINATE DIRECTLY INTO CONTAINER.
3. Try to pass the last urine just prior to the end of the 24 hour period. Add this urine into the container. 
4. Urine Specimen should be kept refrigerated during and after collection. 

For patient collection instruction sheet see Addendum D
For Spanish patient collection instruction sheet see Addendum D
For Burmese patient collection instruction sheet see Addendum D
For Arabic patient collection instruction sheet see Addendum D


Minimum Volume

10.0 mL Urine


Neonatal Volumne

Clinical Interpretation

Reference Range:

<1 year: <1.0 mg/24 hrs 
1 year to 4 years: <2.0 mg/24 hrs
5 years to 8 years: <3.0 mg/24 hrs
9 years to 12 years: 3.0 - 10.0 mg/24 hrs
13 years to 16 years: 5.0-12.0 mg/24 hrs 

Male
17 years to 20 years: 9.0-22.0 mg/24 hrs
> 20 years: 8.0 - 20.0 mg/24 hrs

Female
> 16 years: 6.0 - 15.0 mg/24 hrs

If age and sex are not provided Default: 6.0-20.0 mg/24 hrs


Test Comments:

Reference Ranges are not available for timed collections other than 24-hour urines


Methodology:
  • Colorimetric

Production Schedule

Sites Performed
  • Quest - Chantilly
Days Performed
Sunday
Monday
Tuesday
Wednesday
Thursday
Departments
  • Sendouts - Clinical
Turn Around Time

3 to 5 days


Coding & Compliance

CDM

01420218


CPT Coding

83586