cerebral hemorrhage and traumatic brain injury
Post on 12-Jan-2017
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CEREBRAL HEMORRAHGE AND TRAUMATIC BRAIN INJURY
DR SAKHER-ALKHADERICONSULTANT RADIOLOGIST AMC
The Meninges1. Dura mater - strong,
"Tough mother"a. Falx cerebri b. Falx cerebelli c. Tentorium cerebelli d. Diaphragma sella
• 2. 2. ArachnoidArachnoid - - spidery, holds blood spidery, holds blood vesselsvessels
• 3. 3. Pia materPia mater - - "delicate mother""delicate mother"
Coronal section of the upper part of the head
Endosteal layer
Meningeal layer
They are closely united except along certain lines; they are separated to form venous sinuses
Superior sagittal sinus
(Dural venous sinus)Dura mater
Subdural space
Arachnoid mater
Arachnoid villi Arachnoid mater
Subarachnoid space
Arachnoid granulations
Subdural space
Arachnoid projects into venous sinuses
- sites for CSF diffuses into bloodstream
Pia mater
Pia mater
Subarachnoid haemorrahge
EDH SAH SDH
CONTUSION SAH SDH & SAH
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