Flashcards in [sub/extradural haemorrhages] Deck (27)
[subdural]: which veins are responsible for the bleeding?
bridging veins between cortex and venous sinuses
[subdural]: what particular type of injury is associated with subdural haemorrhages
[subdural]: what symptom is most associated
fluctuating levels of conciousness
[subdural]: between what 2 layers is the haematoma?
[subdural]: what is the most common cause of sub-dural haematomas
(up to 9 months ago)
[subdural]: what signs would you expect to see? (3)
Late onset localising neurological deficits (e.g. hemiparesis)
[subdural]: 1st line Ix?
[subdural]: what class of drugs increase the risk of sub-dural
[subdural]: across which 3 structures can herniation occur
foramen magnum (cerebellum)
[subdural]: what 3 classic characteristics can you identify on a sub-dural haemorrhage on imaging (3)
[subdural]: 1st line Tx?
Burr hole/twist drill craniostomy
[extradural]: what blood vessels are affected in extradural haemotomas?
[extradural]: what is the most common causes of blood vessel damage?
fractured parietal/temporal bone
[extradural]: between what 2 structures does blood accumulate
[extradural]: a lucid pattern of drowsiness is the classical presentation. What does this mean
initial period of reduced concsiousness
[extradural]: what is the pattern of headache involvement
[extradural]: in advanced untreated extradural what ocular involvement is there
[extradural]: in advanced untreated extradural what pattern of limb weakness may there be
bilateral limb weakness
[extradural]: in advanced untreated extradural why do you get respiratory involvement
[extradural]: what is the causes of death
coma with respiratory depression
[extradural]: what is the 1st line Ix
[extradural]: what is the shape of the haematoma
[extradural]: why is the shape of a extradural limited in its spread
the dural attachments to the skull keep it localised
[extradural]: what is CI'd
[extradural]: 1st line Tx?
surgery - ligation of artery
[extradural]: a dark patch on can be an incidental finding and is called an ....