When the researchers controlled for gestational age, maternal age, and indication for the procedure, they found no difference between losses from CVS or amniocentesis.

If the gestational age is confirmed, genetic counseling regarding the risk and benefits of amniocentesis is suggested. If the fetus has been shown to have normal karyotype (chromosome analysis ...

In a post hoc subgroup analysis of data from 41 fetuses up to a gestational age of 27 completed weeks, Doppler ultrasonography had a sensitivity of 90 percent (95 percent confidence interval, 75 ...

The mean maternal age at first birth has been increasing in the United States in recent years, from 24.9 years in 2000 to 27 years in 2019, according to two CDC reports.

When the researchers controlled for gestational age, maternal age, and indication for the procedure, they found no difference between losses from CVS or amniocentesis. And, when examined in five-year ...

Leptin is an adipokine that regulates energy homeostasis. The objective of this study was to establish a gestational age-specific standard for amniotic fluid leptin (AFL) levels and examine the ...

This is done so that CVS can be performed at the appropriate gestational age (which is usually 10 to 12 weeks from the woman's last menstrual period). ... much like in amniocentesis.

According to the authors, the timing of amniocentesis after 24 weeks did not impact preterm birth outcomes, with comparable spontaneous preterm delivery rates across all gestational age groups (24 ...

I am 18 weeks pregnant and will be nearly 40 at the time of delivery. My first trimester tests gave me a possibility of 1/378 for Down. Should I have an amniocentesis, given that I have already lost a ...