16 Ventricles and Sinuses
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CNS Ventricles
- interventricular foramen aka foramen of monro
- midbrain: cerebral aquaduct
- pons: 4th
- medulla: 4th
CSF
Choroid Plexus Cysts
Hydrocephalus
Communicating Hydrocephalus
Noncommunicating Hydrocephalus
Aqueductal Stenosis
Chiari II and Myelomeningocele
Dandy Walker
Pseudotumor Cerebri
Normal pressure hydrocephalus
- Corona radiata: compressed
- different from pseudotumor: nl opening pressure
Hydrocephalus Exercise Vacuo
Sinus
Dural
Cavernous
- nerves innervate eye
- cavernous sinus syndrome: all the structures impacted
- artery inside venous structure: instant fistula. Compression
- Swollen eyes: edema, bulging
- similar symptoms to other mass
- left: noncontrast
- right: contrast
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