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The third-trimester ultrasound is performed between the 30th and 32nd weeks of pregnancy and is intended to assess the final growth of the baby and their readiness for birth. It provides crucial information about the baby's condition and the mother's health in the last weeks of pregnancy.
How is the third-trimester ultrasound performed? It is performed in a similar way to previous ultrasounds, non-invasively, through a transabdominal examination. It may take a little longer than previous ultrasounds, depending on the baby's position and the necessary measurements.Why is it important? It is essential to ensure that the baby continues to grow and develop correctly in the last weeks of pregnancy. It also helps confirm the baby's position and monitor the health of the placenta and amniotic fluid, essential factors for a safe delivery.
If you have doubts about your exact gestational age or when to schedule this examination, our gynecology and obstetrics team can clarify them during a routine consultation.
Ensures the baby is growing adequately in the final stage of pregnancy.
Helps plan the type of delivery and identify the need for early interventions.
Monitors the baby's environment, helping to detect complications early.
01
Evaluates the baby's growth through measurements such as head circumference, abdominal circumference, and femur length, to ensure they match the expected standards for gestational age.
02
Determines if the baby is in the correct position for delivery. If the baby is in a pelvic or transverse position, it may be necessary to plan the delivery in advance.
03
Evaluates the placenta's position and functionality to prevent complications such as placental insufficiency.
04
Verifies the levels of amniotic fluid, important for the baby's well-being. Abnormal levels can indicate potential complications.
05
In mothers with risk factors such as hypertension or gestational diabetes, this ultrasound is especially important for monitoring the impact of these conditions on the baby's development in the final stage.
It helps plan the delivery by confirming the baby's position (cephalic, pelvic, or transverse) and evaluating the condition of the placenta and amniotic fluid, information that the obstetrician uses to define the best approach.
It is the period when it is possible to reliably assess the baby's final growth and position, without being too close to the probable delivery date.
In most uncomplicated pregnancies, it is usually the last routine ultrasound. In high-risk pregnancies, the obstetrician may recommend additional examinations until delivery.
No special preparation is necessary. Our team will provide any specific instructions at the time of scheduling.
From the 6th-7th week, the baby's heartbeat can be heard, confirming healthy development.
If the mother has risk factors such as hypertension or gestational diabetes, this ultrasound is crucial for monitoring the impact of these conditions on the baby's development in the final stage.
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