Test ID: Z5483
CPT code: 82670
LOINC: 35384-7
Specimen Type: SST, Lav (EDTA) or green-top (heparin)
Frequency: 6 – 10 days
Instructions: 3 mL Serum or Plasma from SST, Lav (EDTA) or green-top (heparin), Frozen, Separate within 45 minutes . Min 1.5 mL.
Text: Uses: As part of the diagnosis and work-up of precocious and delayed
puberty in females, and, to a lesser degree, males; As part of the
diagnosis and work-up of suspected disorders of sex steroid metabolism,eg, aromatase deficiency and 17 alpha-hydroxylase deficiency.
Methodology: Liquid chromatography tandem mass spectrometry (LC/MS/MS)