Extradural haemorrhage Flashcards
1
Q
Definition of extradural haemorrhage
A
Haemorrhage into the potential space between dura and bone
2
Q
Most common cause of EDH
A
Middle meningeal artery rupture
3
Q
Classical CT appearance of EDH
A
Lens shaped hyperdense structure at site of trauma
4
Q
What may be the consequence of untreated EDH?
A
Flattening of the gyrae underlining the site of haemorrhage; herniation; brainstem compression
5
Q
What pattern of consciousness is characteristic of EDH?
A
“Lucid interval” after initial drowsiness post-injury
6
Q
Symptoms of EDH
A
Falling GCS
Severe headache
Vomiting
Confusion
7
Q
Management of EDH
A
Surgical clot evacuation +/- ligation of bleeding vessel
