THE MAIN DISTINCTIVE SIGN IN CORPUS CALLOSUM DEGENERATION ON USG IS?
With complete agenesis of the corpus callosum, a normal cavum septum pellucidum cannot be visualized sonographically, and the frontal horns are displaced laterally. There is mild enlargement of the Atria posteriorly--such that the ventricle has a characteristic "Teardrop" appearance
Tear drop sign
lemon sign
Banana sign
Ring sign
Diagnosis of Pregnancy