ESTRADIOL, SENSITIVE

Test Code

ESTLS

CPT Codes
82670

Preferred Specimen

1 Gold tube (gel separator)

Minimum Volume

0.2 mL

Other Acceptable Specimens

1 Lavender tube (EDTA) or
1 Green tube (Lithium heparin)

Instructions

Centrifuge for complete separation of serum or plasma and red cells. Aliquot plasma into a transfer tube.

Transport Temperature

Refrigerate

Specimen Stability

15-30°C up to 8 hours
2-8°C up to 7 days
Frozen samples are stable

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)

Hemolyzed samples will be rejected

Methodology
Chemiluminescent immunoassay

Setup Schedule

M, T, W, Th, F, Sa, Su

Report Available

Within 24 hours of receipt at the performing laboratory.

Reference Range

Non-Pregnant Females	pg/mL
Early-follicular	22.4 - 115
Mid-follicular	25.0 - 115
Ovulatory Peak	32.1 - 517
Mid-Luteal	36.5 - 246

Post-Menopausal Females	pg/mL
Not on hormone therapy	0 - 25.1

Adult Males	pg/mL
	0 - 31.5

**Pediatric**
Sex	Age	pg/mL
Male or Female	0 - <1 year	0 - 38.2
Female, pre-puberty	1 - <12 years	0 - 16.0
Female, puberty	12 - <19 years	0 - 196
Male, pre-puberty	1 - <12 years	<15
Male, puberty	12 - <19 years	0 - 34.8

Clinical Significance

Monitors the level of the biologically most active estrogen.

Performed By
Alverno Laboratories

Performing Laboratory
Alverno Central Lab
NCHB2 (Chemistry, Beckman DxI)

Last Updated: June 9, 2023

The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.