ESTRONE, LC/MS/MS

Specimen Required
Draw blood in a red-top tube. Centrifuge, separate serum from cells and send 0.5 mL serum (0.3 mL minimum) frozen in a screw-capped plastic vial.

Rejection Criteria
SST, specimens received room temperature

Methodology
Liquid Chromatography - Tandem Mass Spectrometry (LC/MS/MS)

Stability
Room Temperature: 48 hours; Refrigerated: 7 days; Frozen: 2 years

Reference Range
Adult:
Female:
Follicular Stage:   10-138 pg/mL  
Luteal Stage:   16-173 pg/mL  
Postmenopausal;   <=65 pg/mL  
Male:   <=68 pg/mL  
Pediatric
Male:
Pre-pubertal (1-9 years):   <10 pg/mL  
10-11 years:   <=12 pg/mL  
12-14 years:   <=28 pg/mL  
15-17 years:   <=64 pg/mL  
Female:
Pre-pubertal (1-9 years):   <=34 pg/mL  
10-11 years:   <=72 pg/mL  
12-14 years:   <=75 pg/mL  
15-17 years:   <=188 pg/mL  

Performed
Sunday-Saturday

Turnaround Time3-6 days
Test CodeE1Q
CPT-4 Code (s)
82679
LOINC Codes
2258-2

Warde
Medical
Laboratory