PMC5712805_01
Right frontal horn EVD in situ on the background of intraventricular haemorrhage.
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Coma Scale was 4 out 15 on the scene as recorded by paramedics, which improved to 7 by the time she had arrived at the local emergency department. CT scan on admission revealed a significant intracranial haemorrhage occupying all the ventricles arising from an arteriovenous malformation (AVM) in the left cerebellar hemisphere (Fig. 1).
Left cerebellar haematoma with markedly dilated fourth ventricle and extensive oedema and distortion of the midbrain.
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An MRI scan showed periventricular oedema surrounding the fourth ventricle, implicative of an encysted ventricle (Fig. 2).