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1st Trimesteric Screening For Down's Syndrome:
-Calculation Method, Non Invasive, Rapid Assessment of Risk
-It's done in the 1st Trimester, From the 9th Week to the 15th Week of Pregnancy
-It Includes Performing the Following Tests:
PAPP-A (Pregnancy Associated Plasma Protein A) & Free B-HCG (Beta Subunit of Human Chorionic Gonadotrophin)
-In Addition, Some Data are Required From the Patient:
LMP, Date of Birth, Weight, Diabetic or Not, Smoker or Not, Nuchal Translucency (Ultrasound Finding)
2nd Trimesteric Screening For Down's Syndrome:
-Calculation Method, Non Invasive, Rapid Assessment of Risk
-It's done in the 2nd Trimester, From the 15th Week to the 22nd Week of Pregnancy
-It Includes Performing the Following Tests:
B-HCG, Alpha Feto Protein, Estriol (E3)
-In Addition, Some Data are Required From the Patient:
LMP, Date of Birth, Weight, Diabetic or Not, Smoker or Not
Fetal Karyotyping:
The Amniotic Fluid (Obtained by the Obstetrician & Ultrasound Guided) is Analyzed For the Fetal Chromosomes (Number & Structure)
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