A frontal horn cyst or connatal cyst is a
cystic
A cyst is a closed sac, having a distinct envelope and division compared with the nearby tissue. Hence, it is a cluster of cells that have grouped together to form a sac (like the manner in which water molecules group together to form a bubb ...
area in the brain. It is sometimes found in newborn babies with an incidence rate of 0.4-6%. It is adjacent to the
superolateral margin of the body and
frontal horn of the lateral ventricles, and is believed to represent a normal variant with no effect on neurological development.
On
ultrasound
Ultrasound is sound with frequency, frequencies greater than 20 Hertz, kilohertz. This frequency is the approximate upper audible hearing range, limit of human hearing in healthy young adults. The physical principles of acoustic waves apply ...
imaging, the outward most part of the ventricles has rounded appearance, giving the cystic appearance.
References
Cysts
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