Hydatidiform Mole aka Molar pregnancy is cause by implantation and proliferation of a non-viable fertilized ovum. Characteristics are that of throphoblastic proliferation and Vesicular swelling of the chorionic villi. Sonographically you’ll see an enlarged , round uterus with many cystic spaces classically referred to as “bunch of grapes” 🍇. There are two types of molar… Read More Molar Pregnancy
Umbilical Artery Doppler Study Umbilical artery Dopplers are monitored for a variety of reasons in MFM. This is typically a part of a fetal well being assessment. We use the umbilical artery Doppler in the 2nd and 3rd trimester for growth restriction which helps us to determine placental insufficiency. According to Radiopeadia, “Umbilical artery Doppler… Read More Umbilical Artery Doppler
Fetal heart studies for the General OB sonographer. For me, the fetal heart always felt overwhelming. To learn the fetal heart it takes time, patience, practice, and study. As you learn and become familiar with normal anatomy, the abnormal will stand out faster and quicker to you. It is easier to start learning heart views… Read More Fetal Heart Survey
OB Ultrasound Second Trimester (The Basics)
The second trimester of pregnancy is from week 13 to week 28 – roughly months four, five and six.
A second trimester sonogram is usually performed between weeks 18-20.… Read More OB Ultrasound Second Trimester (The Basics)
Subgaleal hemorrhage is a rare collection of fluid in the potential space of the galeal or epicranial aponeurosisand cranial periosteum. Birth trauma and forceps use typically cause it (90% of cases), and may also be present in patients with blood clotting disorders. This condition is similar in appearance to a cephalohematoma, though the cephalohematomas are… Read More Subgaleal Hematoma
Omphalocele and Gastroschisis fall under an umbrella of ventral/anterior thoraco-abdominal wall defects that also include bladder extrophy and ectopia cordis. Prenatal ultrasound is essential in the detection of these conditions. Fetal gut herniation is a normal part of intrauterine development. Begins at 6-8 weeks and completes by 10-12 weeks. The gut elongates or grows… Read More Omphalocele vs. Gastroschisis