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Test Code LAB523 ESTRADIOL, SCHS

Important Note

To be ordered on Adults (male and female) only. Order send-out test EEST: Estradiol, LC- MS/MS for patients 14 years old and under. 

Due to the risk of cross reactivity, the St Charles assay should not be used for monitoring patients being treated with Fulvestrant. Please order send-out test EEST: Estradiol, LC-MS/MS.

 

Additional Codes

Internal Test Code: 10232

External Test Code: EST

PERFORMED AT

SBH LABORATORY

Specimen Requirements

Container Type: Lithium Heparin (Green Top) or Serum Separator (Gold Top)
Specimen Type: Plasma or Serum
Preferred Volume: 1 mL
Emergency Minimum Volume: 0.3 mL
Specimen Processing: Separate serum or plasma from cells as soon as possible by centrifugation. Store and transport refrigerated. One freeze/thaw acceptable.

Limitations: Samples should not be taken from patients receiving therapy with high biotin doses (i.e. >5 mg/day) until at least 8 hours following the last biotin administration.
Alternate Specimens: Plain Serum Tube (Red Top), EDTA Plasma (Lavender Top)

 

Stability:

Temperature Time
Room Temp 12 hours
Refrigerated 2 days
Frozen (-20 øC) 6 months

 

Method

ECLIA

CPT Codes

82670

Department

Chemistry

Test Schedule

Daily & STAT

Reference Lab

SCHS