A 51 year old woman is referred from the medical team. She had been admitted with new onset confusion, blurred vision and headache. She has had two tonic-clonic seizures in hospital and the medical registrar is concerned that she is in status epilepticus. She had a background of SLE. You admit her to the intensive care unit for seizure management. She requires intubation and ventilation to achieve this. She remains hypertensive with a blood pressure 220/135 mmHg.