Presentation
Infant with macrocephaly and "sunset eyes".
Patient Data
Age: 2 months
Gender: Male
From the case:
Blake's pouch cyst
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Severely dilated ventricles. Blake's pouch cyst. Extra axial fluid collection.
From the case:
Blake's pouch cyst
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Right extra axial fluid collection. Small left posterior subacute subdural hematoma. Dilated lateral and third ventricles. Blake's pouch cyst. Normal appearing cerebellar vermis
Case Discussion
Blake's pouch cyst is a developmental abnormality of the posterior fossa that causes hydrocephalus. In this case the hydrocephalus was severe and present at age 2 months, and there is associated developmental delay.
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