Publié le
Lecture 7 mins
MRI of the fetal corpus callosum with tractography: a step beyond ultrasound
Houman Mahallati1, Neil O’Gorman1, Laurent J Salomon1, David Grevent2, Anne-Elodie Millischer2
The corpus callosum develops from 7 weeks’ gestation and is completely formed by 20 weeks. It develops in four sections, starting with the anterior genu, then the body and splenium posteriorly, and finally the rostrum, which extends infero-posteriorly from the genu.
Introduction Improved ultrasound technology now enables direct visualization of the corpus callosum in the prenatal period, especially in centers where the routine second trimester ultrasound is performed at the 20-22 weeks gestational age window. This is most easily accomplished through sagittal...
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