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What is THE MAIN DISTINCTIVE SIGN IN CORPUS CALLOSUM DEGENERATION ON USG IS? and explain in detail?
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