|
|
Line 532: |
Line 532: |
| *Abbreviated ''CVA''. | | *Abbreviated ''CVA''. |
| *[[AKA]] ''stroke''. | | *[[AKA]] ''stroke''. |
| | | {{Main|Cerebrovascular accident}} |
| ===General===
| |
| *Very common.
| |
| *Leading cause of morbidity and mortality.
| |
| | |
| Clinical classification:
| |
| # Hemorrhagic stroke.
| |
| # Ischemic stroke.
| |
| | |
| ===Gross===
| |
| *Soft/mushy brain.
| |
| *Older [[infarct]]s.
| |
| **A "roof" is present - a thin submeningeal layer is preserved by the CSF.<ref>MUN. 16 December 2009.</ref>
| |
| ***"Roof" is absent in trauma.
| |
| **Cavity - in older infarcts.
| |
| ***''[[Multiple sclerosis]]'' does not cavitate.
| |
| *Laminar necrosis = (thin) chalky line replaces grey mater.<ref>URL: [http://moon.ouhsc.edu/kfung/jty1/neurotest/Q03-Ans.htm http://moon.ouhsc.edu/kfung/jty1/neurotest/Q03-Ans.htm]. Accessed on: 26 October 2010.</ref>
| |
| **[[AKA]] ''pseudolaminar necrosis'' - as it is not localized to a specific layer of the cortex.<ref>MUN. 26 November 2010.</ref>
| |
| | |
| DDx:
| |
| *[[Cerebral contusion]].
| |
| | |
| ===Microscopic===
| |
| Features:
| |
| *Ischemic neurons.
| |
| *+/-Neuronal loss.
| |
| *+/-Microglial.
| |
| *+/-[[Thrombosis]].
| |
| *+/-[[Atherosclerosis]].
| |
|
| |
|
| ==Hypoxic-ischemic encephalopathy== | | ==Hypoxic-ischemic encephalopathy== |