“…The acute course showed a combination of occipital trauma (100 %), deteriorating level of consciousness (100 % ), respiratory disturbances as the first sign of the onset of medullary failure (100%) and in 40% a third nerve palsy with mydriasis 26, 28, 3o, 31 A lucid interval was seen in 50% of our acute cases compared to a rate of 30-40% in the literature 19,22,25,28. A double lucid interval as seen by Parkinson 24 was not found in any of our cases.…”