A first-trimester ultrasound is usually done 7 to 8 weeks from the first day of your last menstrual period, says Rebecca Jackson, MD, assistant professor of obstetrics and gynecology at the Sidney ...

The first trimester of pregnancy can bring a whirlwind of emotions, uncertainty, and physical changes. Whether you're feeling ...

Ectopic pregnancy is the leading cause of maternal death in the first trimester of pregnancy. [1] Emergency Department (ED) diagnosis of ectopic pregnancy is based on a combination of physical ...

The first blood test in the sequential screening measures pregnancy-associated plasma protein (PAPP-A). In the first trimester, doctors associate low levels of PAPP-A with greater risk for neural ...

Learn more from WebMD about the tests you may undergo during the first trimester of your ... in maternal blood are used with an ultrasound measurement ... such as spina bifida and anencephaly, ...

Of these, 23% can be born with serious birth defects like Down's syndrome or neural tube defects like anencephaly (absence of skull), hydrocephalous ( ...

A recently published study conducted by researchers in Seattle suggests that an ultrasound may contribute to autism severity. University of Washington and Seattle Children’s Research Institute ...

First and second trimester antenatal screening for Down’s syndrome: the results of the Serum, Urine and Ultrasound Screening Study (SURUSS). Health Technol Assess 2003; 7 : 1–77. Article CAS ...

(HealthDay)—Three-dimensional (3D) virtual reality ultrasound is not accurate in first-trimester fetal sex determination, according to a study published online Oct. 19 in the Journal of Clinical ...