When is the first us done in pregnancy?
No context provided
When is the first ultrasound done in pregnancy, for patients that want genetic testing?
11 weeks - 13 weeks 6 days gestation
No context provided
When is the first ultrasound done in pregnancy, to confirm pregnancy dating and assess for congenital malformations?
18 weeks -22 weeks
Obstetric ultrasonography
https://en.wikipedia.org/wiki/Obstetric%20ultrasonography
The International Society of Ultrasound in Obstetrics and Gynecology (ISUOG) recommends that pregnant women have routine obstetric ultrasounds between 18 weeks' and 22 weeks' gestational age (the anatomy scan) in order to confirm pregnancy dating, to measure the fetus so that growth abnormalities can be recognized quickly later in pregnancy, and to assess for congenital malformations and multiple pregnancies (twins, etc).[
Obstetric ultrasonography
Additionally, the ISUOG recommends that pregnant patients who desire genetic testing have obstetric ultrasounds between 11 weeks' and 13 weeks 6 days' gestational age in countries with resources to perform them (the nuchal scan).
Obstetric ultrasonography
The International Society of Ultrasound in Obstetrics and Gynecology recommends that expecting mothers get the first ultrasound done around 18 weeks -22 weeks, to confirm pregnancy dating and assess for congenital malformations. And for pregnant patients who desire genetic testing should have obstetric ultrasounds done between 11 weeks - 13 weeks 6 days gestation. 