ARUP's Laboratory Test Directory

Estriol, Serum : 0070051

Mnemonic: EST

Methodology: Quantitative Chemiluminescent Immunoassay
Performed: Sun-Sat
Reported: 1-2 days
Specimen Required: Collect: Serum separator tube.

Specimen Preparation: Transfer 1 mL serum to an ARUP Standard Transport Tube. (Min: 0.6 mL)

Storage/Transport Temperature: Refrigerated.

Remarks: Patient gestational age required.

Unacceptable Conditions: Plasma.

Stability (collection to initiation of testing): After separation from cells: Ambient: 24 hours; Refrigerated: 1 week; Frozen: 1 month (avoid repeated freeze/thaw cycles)
Reference Interval:
Based on gestational age:
28-31 weeks: 5.1-23.0 ng/mL
32-35 weeks: 6.1-26.2 ng/mL
36-37 weeks: 7.8-30.4 ng/mL
38-40 weeks: 9.1-33.5 ng/mL
Nonpregnant Female: Less than 0.08 ng/mL
Male: Less than 0.16 ng/mL
CPT Code(s): 82677
Cross References: E3 with Estriol (Estriol, Serum)
 
 

 

 

 
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