Answers :
Has contrast been given for this scan ?
No
Descibe the findings seen on the scan ?
- There is a biconvex or lentiform area of high attenuation (density) seen overlying the left cerebral hemisphere.
- There is soft tissue swelling.
What is the diagnosis ?
Extradural (epidural) haematoma
What features allow the diagnosis to be confidently made ?
Features of an extradural haematoma :
- biconvex (lens/lentiform) shape
- the haematoma does not cross sutures (e.g. coronal suture)
- often associated with a fracture
What is the usual clinical history and presentation for this diagnosis ?
- more common following trauma in younger patients
- often associated with an intial lucent interval after trauma followed by deterioation in level of consciousness
annotate extradural haematoma
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