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ESTRIOL, TOTAL
Number 367
CPT Code 82677
Alias ESTRIOL
Specimen Container SST
Specimen Type Serum
Turn Around Time
Days Performed
Reference Range Contact Laboratory
Alternate Specimen Red Top
Volume 1 mL Serum
Stability Ambient 14 Days
Stability Refrigerated 14 Days
Stability Frozen 14 Days
Patient Preparation
Methodology
Immunochemiluminometric assay (ICMA)
Limitations
Single values are almost impossible to interpret; trends in a series of measurements are much more important. May be low in case of placental sulfatase deficiency in the presence of a healthy baby. Other causes of decreased estriol levels include subjects living at high altitudes, anemia, sever liver disease, and a variety of drugs. Estriol may be increased with multiple pregnancy and with oxytocin. It is not reliable in the presence of renal disease.
Rejection Criteria
Plasma specimen
Additional Instructions
Performing Laboratory Reference Laboratory
TagsE3, UNCONJUGATED