How accurate is a pregnancy ultrasound? You may be wondering this about your due date, your baby's sex, or more serious things like a miscarriage diagnosis. First, let's quickly go over the basics of ultrasound. An ultrasound —also known as a sonogram—uses sound waves to produce a picture of your baby in the womb. Ultrasound is an amazing tool for tracking the development of a pregnancy, and it gives doctors a lot of useful information for providing optimal prenatal care. It also, of course, gives you the first glimpse of your baby!
Reliability of period of gestation determined by ultrasound scan measurements.
When LMP and Ultrasound Dates Don't Match: When to Redate? - The ObG Project
Estimating gestational age at birth from fundal height and additional anthropometrics: a prospective cohort study. Certain educational activities may require additional software to view multimedia, presentation, or printable versions of their content. These activities will be marked as such and will provide links to the required software. The planners of this activity do not recommend the use of any agent outside of the labeled indications. The opinions expressed in the educational activity are those of the faculty and do not necessarily represent the views of the planners.
Objectives: A remote quality assurance and improvement protocol for point-of-care obstetric ultrasound in low-resource areas was validated against the standard of care for obstetric ultrasound in the United States. Methods: Compressed movie clip ultrasound images obstetric sweep protocol obtained by minimally trained personnel were read and interpreted by physicians with training in obstetric ultrasound. Observed findings were compared among readers and between each reader and the gold standard ultrasound scan report.
Obstetrics is the field of study concentrated on pregnancy , childbirth and the postpartum period. Prenatal care is important in screening for various complications of pregnancy. This includes routine office visits with physical exams and routine lab tests:. Genetic screening for Down syndrome trisomy 21 and Edwards syndrome trisomy 18 , the national standard in the United States, is rapidly evolving away from the AFP- quad screen , done typically in the second trimester at 16—18 weeks. The newer integrated screen formerly called F.