Racing car sign is seen in
Correct Answer: Agenesis of corpus callosum
Description: Racing car sign/Moose head sign/Viking Helmet Sign is seen in Agenesis of Corpus Callosum on MRI. Probst bundles denote white matter fibers normally destined to cross the corpus callosum that instead parallel the interhemispheric fissure in patients with agenesis of corpus callosum. These lead to widely spaced lateral ventricles forming the characteristic racing car sign. High riding 3rd ventricle is also seen in CC agenesis.
Category:
Radiology
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