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 Field Name  Data Description
Test Name  Estrone Level
Code  Estrone Level.
CPT Code  82679
Last Modified  
Test Name  Estrone.
Synonyms  E1,
Patient Preparation  No isotopes administered 24 hours prior to venipuncture.
Spec. Requirements  Blood
Tube  Red, Gold or Lavender (EDTA)
Collection Volume  4.0 mL Red, 3.5 mL Gold, or 2.0 mL Lavender
Storage  Refrigerate
Routine TAT  
Days Test Performed  
Performed by BHS  None
See Availability  
Reference Lab  LabCorp of America
Reference Lab Code  004564 Estrone
Clinical Use  Evaluate postmenopausal vaginal bleeding due to peripheral conversion of androgenic steroids. Increased estrone levels may be associated with increased levels of circulating androgens and their subsequent peripheral conversion.
Reference Range  
Critical Value  
Testing Sample Type  Serum or Plasma
Min Lab Testing Volume  0.5 mL (Note: This volume does NOT allow for repeat testing)
Special Handling  Collection:If a red-top tube or lavender-top tube is used, transfer separated serum or plasma to a plastic transport tube.
Lab Notes  Testing on Nonpregnant patients only.
Methodology  RIA - Radioimmunoassay
Limitations  Causes for Rejection:Gross hemolysis; recently administered radioisotopes; lipemia; icteric specimen

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