Which screening tests are performed during pregnancy? - Dr. Anitha Prasad
"Pregnancy screening tests help keep the pregnant mother and baby healthy during pregnancy. Theyninclude early pregnancy scan and blood tests to assess the normal health of the mother like RBC,nHaemoglobin, Thyroid levels etc. Early pregnancy Ultrasound scan is performed usually if you have anhistory of miscarriage, fertility treatment or had pain or bleeding at 6-10 weeks of pregnancy assess thenfetal heart rate and detects abnormalities like if your pregnancy is an ectopic pregnancy or outside thenuterus. The first trimester screening test done at 11 to 14 weeks includes a blood test to measure twonmaternal hormones essential to retain the pregnancy. They are pregnancy-associated plasma protein-Anand human chorionic gonadotropin levels of which should be ideal . And a scan to screen chromosomalndefects like Down’s Syndrome and other heart defects. This is the time when you can know if you haventwins. Based on the results your Doctor can suggest other tests .An 18-20 week anomaly scan isnperformed to assess fetal growth and many women have this as their last scan. This is to rule out ornconfirm any abnormalities in baby. Ultrasound scans can be performed at any time during pregnancy andnare completely safe. Other Scans like Biophysical Profile, dating Scan can be performed during Thirdntrimester of pregnancy. Glucose Tolerance test is done at 26-28 weeks of pregnancy to rule outngestational Diabetes. This is a blood test done before fasting and after consuming a measured quantity ofnsugar. Urine tests can be a part of your early pregnancy test and can diagnose Urinary tract infection,nDiabetes and Preeclampsia. Non Stress test can also be performed after 28 weeks to monitor yournbaby’s health. A belt is placed around the mothers belly to measure fetal heart rate with movements.n"
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