Untrasounds early paternity dating accuracy
There are basically seven different ultrasound exams, but the basic process is the same.The different types of procedures include: Transvaginal Scans – Specially designed probe transducers are used inside the vagina to generate sonogram images.However, variations in each woman’s cycle and each pregnancy may hinder the accuracy of the gestational age calculation.If your healthcare provider uses an ultrasound to get an estimated delivery date to base the timing of your prenatal care, the original estimated gestational age will not be changed.
Concern typically develops if there is no fetal heart activity in an embryo with a crown-rump length greater than 5mm.
Because ultrasound should only be used when medically indicated, many healthy pregnancies will not require an ultrasound.
The average number of ultrasounds varies with each healthcare provider.
Most often used during the early stages of pregnancy.
Standard Ultrasound – Traditional ultrasound exam which uses a transducer over the abdomen to generate 2-D images of the developing fetus.
Advanced Ultrasound – This exam is similar to the standard ultrasound, but the exam targets a suspected problem and uses more sophisticated equipment.