Why dual marker test during pregnancy?

Answer 1

This test detects any kind of chromosomal abnormalities that might occur after the conception occurs.

Characteristics of Down's SyndromePeople who have Down syndrome have slight to severe abnormalities -

• Eyes can incline upwards and outwards
• A single crease can be seen running across the palm of the person
• Small hands
• Low set ears
• Prone to certain medical conditions like heart problems, defects in the digestive tract and sight and hearing problems
• Cause learning disability
• Life span is less

It is advisable that all pregnant women should go through this test so that she is sure that the baby is completely normal.

Advantages of Double Marker Test

• It gives you time to think and consult your doctor for another advanced test if your baby is detected with Down's syndrome.

• You can go through the diagnostic test if double marker tests turn positive.

• You have good detection rates.

• If your fetus is reported positive after the screening test and you go for a diagnostic test finding it to be true, you can go for pregnancy termination. If this test is done earlier the complications of termination will be less and you can even choose to end your pregnancy through suction termination.

Disadvantages of Double Marker Test

• It is expensive and unaffordable for many.

• It is available in selected cities only.