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Unconjugated Estriol
Aka: Unconjugated Estriol- Indications
- Included in Triple Screen
- Physiology
- Normally produced at low levels by ovaries
- Elevated in pregnancy
- Produced by placenta
- Precursors supplied by fetus
- Fetal Adrenal Glands
- Fetal liver
- Increased Unconjugated Estriol
- Increases throughout normal pregnancy
- Decreased Unconjugated Estriol
- Trisomy 21 (Down Syndrome)
- Trisomy 18 (Edwards Syndrome)