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5-a-Dihydrotestosterone by Tandem Mass Spectrometry, Serum
2002349
Copy Utility
Ordering Recommendation
Mnemonic
DHT TMS
Methodology
Quantitative High Performance Liquid Chromatography-Tandem Mass Spectrometry
Performed
Tue-Sun
Reported
1-4 days
New York DOH Approval Status
This test is New York DOH approved.
Specimen Required
Patient Preparation
Collect
Plain Red or Serum Separator Tube (SST).
Specimen Preparation
Separate serum from cells ASAP or within 2 hours of collection. Transfer 1 mL serum to an ARUP Standard Transport Tube and freeze immediately. (Min: 0.6 mL)
Storage/Transport Temperature
Frozen.
Unacceptable Conditions
Hemolyzed or lipemic specimens.
Remarks
Stability
After separation from cells: Ambient: 48 hours; Refrigerated: 5 days; Frozen: 6 months
Reference Interval
| Males |
Females |
|---|---|
| Premature: 100.0-530.0 pg/mL Full Term: 50.0-600.0 pg/mL 1 week-6 months: 120.0-850.0 pg/mL 7 months-9 years: 0.0-49.9 pg/mL 10-19 years: 0.0-533.0 pg/mL 20 years and older: 106.0-719.0 pg/mL Tanner Stage I: 1.0-47.6 pg/mL Tanner Stage II: 3.5-397.9 pg/mL Tanner Stage III: 14.8-574.6 pg/mL Tanner Stage IV & V: 44.9-511.8 pg/mL |
Premature: 20.0-130.0 pg/mL Full Term: 20.0-150.0 pg/mL 1 week-9 years: 0.0-49.9 pg/mL 10-19 years: 50.0-170.0 pg/mL 20 years and older: 24.0-208.0 pg/mL Tanner Stage I: 1.0-64.3 pg/mL Tanner Stage II: 5.5-95.9 pg/mL Tanner Stage III: 11.4-158.3 pg/mL Tanner Stage IV & V: 18.7-193.8 pg/mL |
Interpretive Data
Compliance Category
Laboratory Developed Test (LDT)
Note
Hotline History
N/A
CPT Codes
82642
Components
| Component Test Code* | Component Chart Name | LOINC |
|---|---|---|
| 2002520 | 5-a-Dihydrotestosterone, LC-MS/MS | 1848-1 |
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
- DHT (5-a-Dihydrotestosterone by Tandem Mass Spectrometry, Serum)
- Dihydrotestosterone, LC/MS/MS (5-a-Dihydrotestosterone by Tandem Mass Spectrometry, Serum)
5-a-Dihydrotestosterone by Tandem Mass Spectrometry, Serum
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