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CT brain in emergencies ... for ER doctors
1.
2.
3.
4. • Adult brain is formed of:
1. Cerebral hemispheres.
2. Brain stem.
3. Cerebellum.
All are covered with meninges, floating in a
fluid (CSF) & enclosing a cavity
(ventricular system).
5.
6.
7.
8.
9. Ventricular system
Components:
● 2 lateral ventricles → inside cerebral
hemispheres.
● third ventricle.
● aqueduct of Sylvius → inside brain stem.
● fourth ventricle → inside pons & medulla
oblongata.
Foramina:
Choroid plexus:
a network of blood vessels that produce
CSF.