Preparation for a dating ultrasound

23-Aug-2020 03:06

As the sound waves bounce off internal organs, fluids and tissues, the sensitive receiver in the transducer records tiny changes in the sound's pitch and direction.

These signature waves are instantly measured and displayed by a computer, which in turn creates a real-time picture on the monitor.

The transducer sends out inaudible, high-frequency sound waves into the body and then listens for the returning echoes.

The principles are similar to sonar used by boats and submarines.

Ultrasound imaging is a noninvasive medical test that helps physicians diagnose and treat medical conditions.

preparation for a dating ultrasound-43

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It does not use ionizing radiation, has no known harmful effects, and is the preferred method for monitoring pregnant women and their unborn babies. It produces pictures of the inside of the body using sound waves.A Doppler ultrasound study may be part of an obstetrical ultrasound examination.Doppler ultrasound is a special ultrasound technique that evaluates movement of materials in the body.The transducer is a small hand-held device that resembles a microphone.

Some exams may use different transducers (with different capabilities) during a single exam.

The radiologist or sonographer may elect to examine an early pregnancy by means of transvaginal ultrasound in order to see the pregnancy more closely or to assess the cervix.

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