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Congenital Adrenal Hyperplasia (CAH) Pediatric Profile One−21-Hydroxylase Deficiency Screen (Endocrine Sciences)
Test Includes
17-α-Hydroxyprogesterone; androstenedione, serum; cortisol, serum, LC/MS; dehydroepiandrosterone, serum; testosterone, serum (total)
Expected Turnaround Time
5 - 9 days
Turnaround time is defined as the usual number of days from the date of pickup of a specimen for testing to when the result is released to the ordering provider. In some cases, additional time should be allowed for additional confirmatory or additional reflex tests. Testing schedules may vary.
Related Documents
Specimen Requirements
Specimen
Serum, frozen
Volume
2 mL
Minimum Volume
1 mL (Note: This volume does not allow for repeat testing.)
Container
Red-top tube only. Do not use gel-barrier tube.
Collection
Serum must be separated from cells within 45 minutes of venipuncture. Send serum in a plastic transport tube. To avoid delays in turnaround time when requesting multiple tests on frozen samples, please submit separate frozen specimens for each test requested.
Storage Instructions
Freeze. Stable at room temperature for four hours or refrigerated for one day. Stable for 90 days frozen.
Test Details
Methodology
See individual assays.
LOINC® Map
| Order Code | Order Code Name | Order Loinc | Result Code | Result Code Name | UofM | Result LOINC |
|---|---|---|---|---|---|---|
| 501568 | CAH Pediatric Profile | 79221-8 | 500153 | Androstenedione LCMS, Endo Sci | ng/dL | 1854-9 |
| 501568 | CAH Pediatric Profile | 79221-8 | 500155 | Cortisol, Serum LCMS | ug/dL | 2143-6 |
| 501568 | CAH Pediatric Profile | 79221-8 | 500158 | Dehydroepiandrosterone, Serum | ng/dL | 2193-1 |
| 501568 | CAH Pediatric Profile | 79221-8 | 500164 | 17-Alpha-Hydroxyprogesterone | ng/dL | 1668-3 |
| 501568 | CAH Pediatric Profile | 79221-8 | 500160 | Testosterone, Total | ng/dL | 2986-8 |