Presentation
Seizure.
Patient Data
Age: 1 year
Gender: Male
From the case:
Semilobar holoprosencephaly
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monoventricle with partially developed occipital and temporal horns, but no frontal horns
incompletely formed interhemispheric fissure, especially anteriorly
highly dysplastic corpus callosum
Case Discussion
Semilobar holoprosencephaly is a subtype of holoprosencephaly characterized by incomplete forebrain division. It is intermediate in severity, being worse than lobar holoprosencephaly and better than alobar holoprosencephaly.
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