Estrogens, Fractionated, by Mass Spectrometry
Also known as: EST FR TMS
Use
This test is used to evaluate estrogen status in children, cisgender males, and postmenopausal cisgender females. It is particularly useful when low estrogen concentrations are expected, regardless of the patient's sex assigned at birth.
Special Instructions
The ARUP Estrogen Tests Comparison table is available for comparing this test to other estrogen tests. Use this resource for selecting and interpreting tests.
Limitations
This test was developed and its performance characteristics determined by ARUP Laboratories. It has not been cleared or approved by the US Food and Drug Administration. This test is performed in a CLIA certified laboratory and is intended for clinical purposes.
New York Approved
Methodology
Mass Spectrometry
Biomarkers
LOINC Codes
- 35384-7
- 2258-2
- 53765-4
Result Turnaround Time
1-5 days
Related Documents
For more information, please review the documents below
Specimen
Serum
Volume
0.5 mL
Minimum Volume
0.3 mL
Container
Serum separator tube, lavender (EDTA), pink (K2EDTA), or green (sodium or lithium heparin).
Collection Instructions
Separate serum or plasma from cells within 2 hours of collection. Transfer to an ARUP Standard Transport Tube.
Storage Instructions
Refrigerated.
Stability Requirements
| Temperature | Period |
|---|---|
| Room Temperature | 48 hours |
| Refrigerated | 1 week |
| Frozen | 1 month |
Other tests from different labs that may be relevant