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CNS Traumatic Injury - Pathology (view source)

Revision as of 12:59, 8 March 2011

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==[[Concussion]]==

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~~|linkpage~~ = ~~Nervous System - Pathology~~

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~~|linktext~~ =~~Nervous System~~

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~~|maplink = Nervous System (Content Map) - Pathology~~

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~~|pagetype~~ =~~Pathology~~

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~~==Concussion==~~

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* Concussion is the temporary loss of consciousness following head trauma.

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* Full recovery normally ensues.

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** However if the trauma is repeated or severe, it may lead to neuronal loss and haemorrhage and sometimes death.

==Contusion==

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*# The brain has moved away from the centre of the cranium, towards the side of the coup lesion. This causes stretching and tearing of vessels and nerves on the opposite side to the original impact

*#* This is the '''contrecoup''' lesion.

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[[Category:Central Nervous System - Traumatic Injury]]

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==Laceration==

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*** For example, bullets.

* Laceration is the most severe and serious form of traumatic injury as it carries the additional risk of contamination or infection.

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[[Category:Central Nervous System - Traumatic Injury]]

==Haemorrhage==

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** Leptomeningeal

** Cerebral

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[[Category:Central Nervous System - Traumatic Injury]]

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==Compression==

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* Macrophages appear within days and remove debris within myelin "digestion chambers".

* Neuronal loss, gliosis, malacia and oedema may also be apparent.

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[[Category:Central Nervous System - Traumatic Injury]]

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