« Find Another Test Test Overview Test Methodology HPLC-Tandem Mass Spectrometry Reference Range* Premature (26 - 28 Weeks) Day 4: 10 - 670 ng/dL; Premature (31 - 35 Weeks) Day 4: 57 - 410 ng/dL; Full Term Day 3: 31 - 546 ng/dL; 1 - 11 Months: 5 - 220 ng/dL; 1 year old: 18 - 155 ng/dL; 2 - 9 Years: 6 - 85 ng/dL; 10 - 14 Years: 10 - 72 ng/dL; Adults: 9 - 58 ng/dL; Adults 8:00 AM Supine: 4 - 21 ng/dL; Adults 8:00 AM Upright: 5 - 46 ng/dL. * Reference ranges may change over time. Please refer to the original patient report when evaluating results. Test Details Days Test Performed Monday Analytic Time 3 - 14 days Soft Order Code HYD18 MiChart Code 18-Hydroxycorticosterone Synonyms Synonyms Hydrocorticosterone, 18- HYD18 18-HYDROXYCORTICOSTERONE + See More Laboratory Sendout Laboratory Reference Mayo HYD18 (80744) (Esoterix Endocrinology 500088) Looking to Order a Test? We’ve provided helpful links to make ordering easy. Find a Requisition All specimens should be accompanied by a requisition. Submitting Specimens Learn about how to properly label and where to ship specimens. Order Kits and Supplies MLabs provides all the supplies necessary for the collection of specimens. Test FAQ Visit our provider FAQ and learn about common questions to ordering tests. Specimen Requirements Offsite Collection Instructions Collect specimen in red top or SST tube. Centrifuge, aliquot serum into a plastic vial within 1 hour of collection and freeze. Container Normal Volume 3 mL serum Minimum Volume 1 mL serum Additional Information Test sent to Mayo Medical Laboratories; performed by Esoterix Endocrinology. Billing Information Fee Codes CPT Code 82542 Have More Billing Questions? Explore our helpful billing resources: Billing Resources Billing FAQ
