Brain Vesicles: Normal Appearance at Nine Weeks of Gestation

Dr Vladimir Lemaire, Dr Violetta Lozovyy
High Risk Pregnancy Doctors, Frisco, Texas, United States of America

The following images demonstrate the normal appearance of the brain vesicles at 9 weeks of gestation.

At this point are easily identifiable: the telencephalon vesicles, the diencephalon, and the rhombencephalon.

Image obtained by increasing the transparency effect and adjusting light effects.
Image 3 Image obtained by increasing the transparency effect and adjusting light effects. © 2021 Vladimir Lemaire
Frontal view of early brain development at 9 weeks (+ 6 days) of gestation. Bilateral telencephalon, midbrain and rhombencephalon are depicted.
Image 4 Frontal view of early brain development at 9 weeks (+ 6 days) of gestation. Bilateral telencephalon, midbrain and rhombencephalon are depicted. © 2021 Vladimir Lemaire
Demonstration of early brain development using Volume Contrast Imaging (VCI) with 1-2 mm thickness. Note the development of the fourth ventricle at this gestational age. The choroid plexus of the fourth ventricle is also visible.
Image 5 Demonstration of early brain development using Volume Contrast Imaging (VCI) with 1-2 mm thickness. Note the development of the fourth ventricle at this gestational age. The choroid plexus of the fourth ventricle is also visible. © 2021 Vladimir Lemaire

References:

Pooh RK. "Recent advances in 3D ultrasound, silhouette ultrasound, and sonoangiogram in fetal neurology." Donald School J Ultrasound Obstet Gynecol 2016;10(2):193-200.

Bault, JP, et al. "Echo-Anatomie de l'Embryon (7-10 sa)." Echo-Anatomie Normale du Foetus. Montpellier: Sauramps Medical; 2021. pgs 16-17.

Abuhamad A, et al. "The fetal central nervous system." First trimester ultrasound diagnosis of fetal abnormalities. Philadelphia: Wolters Kluwer; 2018. pgs 113-115.

Discussion Board

Start a discussion about this article
Add bookmark Bookmarked

Menu