Pregnant dating scan accuracy
The traditional ultrasound procedure involves placing gel on your abdomen to work as a conductor for the sound waves.Your healthcare provider uses a transducer to produce sound waves into the uterus.Additional ultrasounds might be ordered separately if your healthcare provider suspects a complication or problem related to your pregnancy.Ultrasounds are diagnostic procedures that detect or aid in the detection of abnormalities and conditions related to pregnancy.If your little one doesn't cooperate during your ultrasound, you may not get that boy or girl determination until he or she arrives."Some fetuses are bashful and keep their legs together and impair determination of the gender," says Dr. "If they are not clearly visualized, mistakes can be made when sonographers guess the gender based on a suboptimal examination." If your sonographer is having a tough time seeing between your baby's legs, take any answer you get from her with a grain of salt.Fetal Echocardiography – Uses ultrasound waves to assess the baby’s heart anatomy and function.This is used to help assess suspected congenital heart defects.
The average number of ultrasounds varies with each healthcare provider.
The sound waves bounce off bones and tissue returning back to the transducer to generate black and white images of the fetus.
Ultrasounds may be performed at any point during pregnancy, and the results are seen immediately on a monitor during the procedure.
An ultrasound exam is a procedure that uses high-frequency sound waves to scan a woman’s abdomen and pelvic cavity, creating a picture (sonogram) of the baby and placenta.
Although the terms ultrasound and sonogram are technically different, they are used interchangeably and reference the same exam.Advanced Ultrasound – This exam is similar to the standard ultrasound, but the exam targets a suspected problem and uses more sophisticated equipment.Doppler Ultrasound – This imaging procedure measures slight changes in the frequency of the ultrasound waves as they bounce off moving objects, such as blood cells.Most often used during the early stages of pregnancy.