5-a-Dihydrotestosterone by Tandem Mass Spectrometry, Serum : ARUP Lab Tests

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5-a-Dihydrotestosterone by Tandem Mass Spectrometry, Serum : 2002349

Mnemonic: DHT TMS

Methodology:	Quantitative High Performance Liquid Chromatography-Tandem Mass Spectrometry
Performed:	Sun-Sat
Reported:	1-4 days
Specimen Required:	Patient Prep: Collect between 6-10 a.m. Collect: Serum separator tube. 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. Stability (collection to initiation of testing): After separation from cells: Ambient: 2 hours; Refrigerated: 24 hours; 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	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 and older: 24.0-208.0 pg/mL

CPT Code(s):

82651

Cross References:

DHT (5-a-Dihydrotestosterone by Tandem Mass Spectrometry, Serum), Dihydrotestosterone, LC/MS/MS (5-a-Dihydrotestosterone by Tandem Mass Spectrometry, Serum)

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