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Test Name:
18-Hydroxycorticosterone
- SBMF No:
44001 - Performance Lab Name:
Esoterix Inc - Test Mnemonic:
18 HYDCORT - ABN:
Not required - CPT Code:
82542 - LOINC Code:
1674-1 - Ref Lab Test No:
500088 (ARUP# 0099746) - Spec Type:
Serum - Spec Container:
Red top (serum) tube - Pref Vol:
3.0 mL - Min Vol:
1.1 mL
Please note: This volume does not permit repeat analysis. - Fasting:
No - Spec Collect:
Routine venipuncture
Separate samples must be submitted when multiple tests are ordered - Spec Process:
Clot 30 minutes
Promptly centrifuge 15 minutes
Immediately transfer serum to separate plastic tube and freeze - Spec Store Transport:
Frozen - Spec Stability:
After separation from cells:
24 hours room temperature (20-30°C)
2 days refrigerated (2-8°C)
3 months frozen (-20°C) – Do not use frost-free units that undergo repeated freeze/thaw cycles - Spec Remarks:
Separate serum from cells within one hour of collection - Methodology:
HPLC Tandem Mass Spectrometry - Reference Range:
18-Hydroxycorticosterone Age Range Premature (26-28w) Day 4 10-670 ng/dL Premature (31-35w) Day 4 57-410 ng/dL Full-Term Day 3 31-546 ng/dL 31d - 11m 5-220 ng/dL 12 - 23m 18-155 ng/dL 24m - 9y 6-85 ng/dL 10 - 14y 10-72 ng/dL Adults 9-58 ng/dL 8:00am Supine 4-21 ng/dL 8:00am Upright 5-46 ng/dL - Additional Test Info:
This test is referred through ARUP Laboratories - Day Run:
Mon - Time Reported:
Within 16 days - Test Type:
HORMONE
