87145:TESTOSTERONE, FEMALES AND CHILDREN

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87145:TESTOSTERONE, FEMALES AND CHILDREN
Methodology: High Performance Liquid Chromatography / Tandem Mass Spectrometry (HPLC/MS/MS)
Edit Date: 11/17/2010
Performed: Daily
Released: 1-4 days after setup at PeaceHealth Laboratories’ reference lab.
CPT Code: 84403-90
Specimen Collection Details
Collection: One 7.5 mL serum separator tube (SST). Also acceptable: One 4 mL green top tube (heparin). NOTE: Specimen should be collected between 6 a.m. and 10 a.m.
Handling: Allow to clot, centrifuge and immediately separate serum or plasma into a plastic vial. Refrigerate.
Stability: 24 hours ambient, 7 days refrigerated, or 6 months frozen.
Standard Volume: 1 mL serum or plasma
Minimum Volume: 200 µL serum or plasma
Transport: Refrigerated.
Comments: This test is suggested for women and children due to an improved sensitivity of testosterone by LC-MS/MS.
Rejection Criteria: EDTA plasma.

Reference Range:
Female Male
Premature (26-28 weeks) 5-16 ng/dL Premature (26-28 weeks) 59-125 ng/dL
Premature (31-35 weeks) 5-22 ng/dL Premature (31-35 weeks) 37-198 ng/dL
Newborn 20-64 ng/dL Newborn 75-400 ng/dL
1-7 months Levels decrease during the first month to less than 10 ng/dL and remain at this level until puberty. 1-7 months Levels decrease rapidly the first week to 20-50 ng/dL, and then increase to 60-400 ng/dL between 20-60 days. Levels then decline to pre-pubertal range levels of 3-10 ng/dL by seven months.
7-9 years Less than 15 ng/dL 7-9 years Less than 9 ng/dL
10-11 years 2-42 ng/dL 10-11 years 2-57 ng/dL
12-13 years 6-64 ng/dL 12-13 years 7-747 ng/dL
14-15 years 9-49 ng/dL 14-15 years 33-585 ng/dL
16-17 years 8-63 ng/dL 16-17 years 185-886 ng/dL
18-30 years 11-59 ng/dL 18-39 years 300-1080 ng/dL
31-40 years 11-56 ng/dL 40-59 years 300-890 ng/dL
41-51 years 9-55 ng/dL 60 years and older 300-720 ng/dL
Postmenopausal 6-25 ng/dL
Tanner Stage I Less than 17 ng/dL Tanner Stage I Less than 20 ng/dL
Tanner Stage II 4-39 ng/dL Tanner Stage II 2-149 ng/dL
Tanner Stage III 10-60 ng/dL Tanner Stage III 7-762 ng/dL
Tanner Stage IV 8-63 ng/dL Tanner Stage IV 165-854 ng/dL
Tanner Stage V 10-60 ng/dL Tanner Stage V 194-783 ng/dL

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