Updated: 2018, Aug 9

Doppler Sonography: A Non-Invasive Procedure That Tells Baby Health Development

By - Reviewed by CHD Team
Doppler Sonography

For many families, expecting a child is an exploratory process that facilitates reflection and rediscovery. The wonder of expecting the coming of a new life brings feelings of both joy and uncertainty. Parents-to-be embrace this process with a thirst for more knowledge to ensure that the pregnancy and inevitable birthing process would proceed smoothly and without any complications.

A concern that is foremost on the minds of most parents-to-be is ensuring the health of their baby in utero. With the awareness that they are embarking on a new journey and writing a new chapter in the story of their lives, expectant parents aim to make the pregnancy as comfortable as possible for both mother and child. Expectant parents look forward to each stage of the developing baby’s life process, and one tool that aids in witnessing these milestones, as well as in ensuring the baby’s health, is ultrasound.

Through the years, ultrasound technology has continuously improved and evolved. In today’s modern world, Doppler sonography has become a leading technology that enables both expectant parents and health practitioners to ensure that the developing baby is in good health.

What Is Doppler Sonography?

Doppler sonography is a non-invasive procedure that detects the heartbeat of a fetus. This technology can be used to evaluate pulsations in the fetal heart and to examine blood vessels for signs of abnormalities. A medical practitioner can use Doppler sonography to see the flow of blood from the placenta to the baby, or within the baby’s body. This procedure can be very helpful in determining whether the placenta is delivering a sufficient blood supply to the developing baby. It also helps medical practitioners ensure the well-being of the baby, as well as to determine whether there is a need for early delivery or for other medical procedures to ensure good fetal health.

Doppler Sonography Info

Aside from these uses, Doppler sonography can also be employed during a transvaginal ultrasound. This procedure may be used to check and diagnose possible abnormalities in the female reproductive system.

Types of Doppler Sonography

Depending on what needs to be assessed, Doppler sonography can be classified into three different types:

  • Continuous Wave Doppler:
    Continuous Wave Doppler

    This type examines sound waves and concentrates on the pitch change of these waves to acquire blood flow information. A gynecologist listens to the transducer-produced sounds to assess the blood flow through areas that may have a potential problem, such as a blockage, or those that may exhibit stenosis or narrowing. This kind of ultrasound can be performed at the bedside in a hospital, or in an outpatient clinic that has a portable ultrasound machine, to assess the extent of damage to a blood vessel.

  • Duplex Doppler:
    This is a standard ultrasound method used to obtain an image of a blood vessel together with the tissues and organs around it. A computer is used to turn Doppler sounds into a visual graph. This provides information about the speed and path of blood flow through the assessed blood vessel.
  • Color Doppler:
    Color Doppler

    Like the Duplex Doppler, this type employs standard ultrasound methods for blood vessel visualization. Converting Doppler sounds into colors will also require a dedicated computer. The image of the blood vessel is interspersed with these colors, which indicate the path and speed of the blood flowing through the vessel. A subtype of color Doppler is Power Doppler, which can produce images that are difficult to obtain with the use of standard color Doppler. Power Doppler is often employed to assess blood flow through vessels that could be found in solid organs.

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Advantages of Doppler Sonography

Doppler Sonography is non-invasive and completely painless. This procedure can be performed in the consulting treatment room, at the patient’s bedside, or in an operating theater. Thus, Doppler sonography eliminates the risk of radiation exposure, and is one of the most common procedures employed to maintain and monitor fetal development during the course of a pregnancy. This type of ultrasound is considered one of the safest non-invasive procedures.

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Conclusion

Embarking on a journey to start a family is not an easy process. This journey could be fraught with worry and concern, especially for first-time parents. All expectant parents aspire for a healthy and worry-free pregnancy. To achieve this goal, proper monitoring is an indispensable step that should be regularly performed in collaboration with a medical practitioner.

Modern technology has been a great aid in the achievement of a smooth pregnancy. Doppler sonography, as one of the most accessible and easily performed monitoring procedures available, has helped many expectant parents and medical practitioners in ensuring that a baby develops normally from conception until birth. Truly, Doppler sonography is more than just a medical procedure. It is a wonderful tool that enables parents to bear witness to the unfolding story of life within the womb.

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