Why USG Twins NT Scan is Important
The USG Twins NT is crucial because twin pregnancies are considered higher risk than single ones. This early diagnostic scan helps identify any chromosomal disorders and checks for developmental differences between the two fetuses. It ensures that both babies are monitored individually for proper growth and heart rate, allowing early medical intervention if abnormalities are detected.
It also determines:
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Whether the twins are identical (monozygotic) or fraternal (dizygotic).
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The placenta sharing type – single placenta (monochorionic) or double (dichorionic).
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Accurate estimation of gestational age.
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Early detection of structural abnormalities or fluid imbalance.
For expecting parents of twins, this scan builds confidence and ensures timely prenatal care under medical supervision.
Benefits of USG Twins NT Scan
The USG Twins NT Scan offers numerous benefits for both the mother and babies by providing early, non-invasive fetal assessment. It serves as a safe and accurate procedure that uses ultrasound imaging to evaluate fetal development.
Key Benefits:
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Early screening for Down syndrome, Trisomy 13, and Trisomy 18.
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Detecting twin-to-twin transfusion syndrome in monochorionic twins.
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Accurate monitoring of both babies’ growth and heartbeat.
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Helps in planning pregnancy management with specialist guidance.
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Facilitates a personalized approach to antenatal care for twin mothers.
The scan is completely safe, uses no radiation, and gives instant visual reassurance to parents. It’s an essential component of early pregnancy screening for twins.
Procedure and Parameters of USG Twins NT Scan
The USG Twins NT Scan is performed using a high-resolution ultrasound machine by a qualified radiologist or fetal medicine specialist. The mother lies comfortably, and a transabdominal ultrasound probe is gently moved over the abdomen. In some cases where the visibility is limited, a transvaginal ultrasound may be advised for clearer images.