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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

Warde Lab

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 Female

0-11 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