Hippocampal malrotation
Presentation
history of childhood infection, progressive mental retardation since then, seizures
Patient Data
Age: 25
Gender: Female
From the case:
Hippocampal malrotation
MRI
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T1
Vertical abnormal orientation of the hippocampal body and collateral sulcus. The signal is abnormal as well.
Right sided cerebral hemiatrophy is seen as well with a focal cortical dysplasia in right parietal region.
Case Discussion
Hippocampal malrotation (HIMAL) is rare in patients without seizures hence may represent a pathological finding.
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