Features of extradural haemorrhage include all except
Severe hypotension
Deteriorating consciousness
Fixed dilated pupil on the same side
Fracture line crossing the temporal bone
Due to increased ICT there will be hypeension. Fixed dilated pupil may be seen in both EDH & SDH as well as in other intracarnial SOLs causing uncal herniation. Ref : Bailey & Love 25/e p303
Head and neck