Risk Factors Are Not Very Risky Once a Normal Embryonic Heart Rate is Seen in Early Pregnancy.
Peter M DoubiletCatherine H PhillipsPublished in: Journal of ultrasound in medicine : official journal of the American Institute of Ultrasound in Medicine (2024)
The presence of a normal embryonic heart rate on an early first-trimester sonogram is a reassuring finding, indicating a likelihood of good first-trimester outcome of at least 83% even in the presence of risk factors, and of over 90% in the absence of such factors.