Test Code LAB11274 17-Ketosteroids - Urine
Department
SEND OUTS
Reference Lab Test Number
U17KS
Collection Requirements
24-hour urine.
Specimen should be refrigerated during collection.
Refer To
Primary Collection Container
24 HR Urine container
Transport
Urine refrigerated
Preferred Transport Temperature
Refrigerated
Processing
Mix well and send a 4.0 mL aliquot in a screw-capped plastic urine container.
Stability
Ambient: 4 hours
Refrigerated: 2 weeks
Frozen: 1 month
Minimum Testing Volume
3.0 mL
Reference Range
17-Ketosteroids – per 24 h
Male Female0-11 months: 0.0-1.0 mg/d 0.0-1.0 mg/d
1-5 years: 1.0-2.0 mg/d 1.0-2.0 mg/d
6-10 years: 1.0-4.4 mg/d 1.4-3.9 mg/d
11-12 years: 1.3-8.5 mg/d 3.8-9.5 mg/d
13-16 years: 3.4-9.8 mg/d 4.5-17.1 mg/d
17-50 years: 5.3-17.6 mg/d 4.4-14.2 mg/d
50+ years: 4.1-12.1 mg/d 3.2-10.6 mg/d
Creatinine: By Report
Methodology
Quantitative Spectrophotometry
Performed
Monday, Wednesday, and Friday
Reported
6-8 days
CPT Codes
83586