Flashcards in Head Injury Deck (12)
Name two excitatory amino acids which are released in the brain in response to head injury
What happens if you get loss of the blood brain barrier following a head injury?
Leucocyte infiltration into the brain resulting in inflammation.
What happens if you get loss of the cerebral autoregulation of blood pressure following a head injury?
What happens if you get loss of the cerebral autoregulation of blood flow following a head injury?
metabolic de coupling causing ischaemia and further brain oedema
What is the normal ICP of an adult?
How are cerebral perfusions pressure (CPP), mean arterial pressure (MAP) and intracranial pressure (ICP) related (write an equation)
CPP = MAP - ICP
A patient present to A & E after a car accident. They have two very blackened eyes. What part of their skull base have they injured?
Anterior cranial fossa
A patient present to A & E after a car accident. The have a "battle sign" over their mastoid area. What part of their skull has been injured?
Middle cranial fossa
What are the thee things that define coma?
1. Does not open eyes
2. Does not obey commands
3. Does not speak
What score or below on GCS defines a coma?
Which 4 groups of patient with head injury need a CT?
1. Skull fracture
2. Not orientated (GCS less than 15)
3. Focal neurological signs
4. Taking anti coagulants (warfarin)