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 ...

A routine ultrasound during the third trimester of pregnancy did not significantly affect pregnancy-related anxiety or mother-to-infant bonding, according to results of a pragmatic cluster ...

The International Society of Ultrasound in Obstetrics and Gynecology (ISUOG) second trimester exam completion time can be lowered by up to 40% with the use of SonoLyst, a suite of tools that uses ...

The first one is usually scheduled for late in the first trimester, around the 11 to 14-week mark. During this first ultrasound, the doctor will evaluate gestational age and rule out or identify ...

Most of the fetal abnormalities (68%) seen at 35 to 37 weeks had already been diagnosed in the first and/or second trimester, and the incidence of abnormalities first seen at 35 and 37 weeks was 0.5%.

A sonogram, or fetal ultrasound, is an imaging method that produces images of the fetus in the uterus using sound waves. Fetal ultrasounds are typically conducted the first trimester.