|Patient: 1 day old male|
|History: 0 year 0 month 0 week 1 day old male|
Markedly enlarged posterior fossa being occupied by fluid collection with the fluid collection not communicating with the fourth ventricle.
Fluid collections extends through an occipital skull defect, however, there is no appreciable brainstem, cervical cord or cerebellar herniation into the extracranial fluid collection.
Elevation of the torcula herophili along with anterior displacement/compression of the brainstem
Cerebellar vermis are present; however cerebellar hemispheres are absent. No cerebellar tonsillar herniation.
|Diagnosis: Occipital Myelomeningocele|
Encephaloceles: 75% occipital, 10% Frontoethmoidal, others locations are much less common
Must evaluate contents of encephalocele along with involvement of adjacent dural sinus as this determines prognosis and future surgical planning.
Often associated with hydrocephalus secondary to disruption of CSF flow
|References: Stat Dx|
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Case Number: 60718470Last Updated: 2012-05-31 The reader is fully responsible for confirming the accuracy of this content.
The reader is fully responsible for confirming the accuracy of this content.