Items tagged “fetal”
8 results found
Article
Single umbilical artery
Single umbilical artery is a congenital absence of either the right or left umbilical artery. In the usual situation, there are paired umbilical arteries. For unknown reasons, the absence of the left umbilical artery is much more common (~70%).
Epidemiology
The estimated prevalence is ~0.4-1% ...
Article
Fetal bradycardia
Fetal bradycardia refers to an abnormally low fetal heart rate, a potentially ominous finding. A sustained first trimester heart rate below 100 beats per minute (bpm) is generally considered bradycardic. The average fetal heart rate changes during pregnancy, however, and some consider the lower ...
Article
Second trimester ultrasound scan
The second trimester scan is a routine ultrasound examination in many countries that is primarily used to assess fetal anatomy and detect the presence of any fetal anomalies.
The second trimester extends from 13 weeks and 0 days to 27 weeks and 6 days of gestation although the majority of thes...
Case
Omphalocele
Published
01 Feb 2015
94% complete
Ultrasound
Case
Meconium peritonitis
Published
28 Dec 2015
69% complete
Ultrasound
Case
Diastematomyelia (antenatal ultrasound)
Published
30 Nov 2017
75% complete
Ultrasound
Case
Ostium primum ASD - fetal echocardiography
Published
18 Jan 2018
94% complete
Ultrasound
Article
Radiation effects on embryonic and fetal development
Radiation effects on embryonic and fetal development are generally considered low risk compared to the normal risks of pregnancy. Most diagnostic x-ray and nuclear medicine examinations are <50 mSv and have not been demonstrated to produce any significant impact on fetal growth and development. ...