KEY FACTS Terminology Classic Dandy-Walker malformation Cerebellar vermis is completely or partially absent Cystic dilatation of 4th ventricle (4V) Enlarged posterior fossa with elevated tentorium – Tentorium is roof of posterior fossa and separates cerebellum from occipital lobe You’re Reading…
KEY FACTS Terminology Hindbrain compression with cerebellar herniation through foramen magnum Open spina bifida present in almost every case You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become membership If you are…
KEY FACTS Terminology Narrowing/occlusion at aqueduct of Sylvius (between 3rd and 4th ventricles), causing obstructive hydrocephalus You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become membership If you are a member. Log…
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KEY FACTS Terminology Choroid plexus cysts (CPC) are unilocular cysts usually located in the posterior thick portion of choroid plexus You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become membership If you…
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KEY FACTS Terminology Alobar holoprosencephaly (HPE) implies complete or nearly complete lack of cerebral hemisphere separation You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become membership If you are a member. Log…
KEY FACTS Terminology Defect in skull with protrusion of intracranial structures Encephalocele: Cerebrospinal fluid (CSF), brain tissue, and meninges Meningocele: Meninges and CSF You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become…
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EMBRYOLOGY AND ANATOMY Key Embryological Concepts Multiple processes occur during embryological development of brain and spine Neurulation : Ectodermal cells form midline neural plate in which folds develop then fuse to create a tube with openings at either end Neurulation…