Estradiol, Sensitive 
Mnemonic ESTRADIOLPED
CPT 82670
Test Code 3552150
Synonyms Estradiol, Pediatric
Test Includes  
Specimen Serum
Volume 1 mL
Container Red-top tube or SST
Special Instructions  
Specimen Prep Centrifuge* For Red Top only, transfer serum to Plastic Transport Tube
Storage Refrigerate
Transport Temp Room Temperature
Stability Rm Temp 14 days
Stability Refrig 14 days
Stability Frozen 14 days; stable three freeze/thaw cycles
Methodology Liquid chromatography/tandem mass spectrometry (LC/MS-MS)
Rejection Criteria Gross lipemia 
Reference Value Descriptive report 
Performed/TAT Monday - Sunday        
Comments Recommended for clinical situations in which increased sensitivity of E2 levels is appropriate, including postmenopausal women, men, and children and adolescents.