How do you diagnose vasospasm and delayed cerebral ischaemia (DCI)?

Transcranial Doppler Digital subtraction Angiography CT Angiography CT Perfusion A non-invasive imaging technique that measures flow velocity in the basal cerebral arteriesOffers moderate sensitivity but is highly specificVasospasm is identified by increased flow...

How do you manage vasospasm and delayed cerebral ischaemia?

Physical Induced HypertensionImproves CBF (possibly more in areas of vasospasm) with associated clinical improvementNoradrenaline safe and usually first line - no risk of increased vasospasmNo evidence of new rupture riskNo clear BP target or duration:Evidence...

Which non-neurological complications may result from SAH?

Systemic COmplications Metabolic FeverHyperglycemiaDisorders of sodium balance (50-60%):Syndrome of inappropriate antidiuretic hormone secretion Cerebral salt wasting syndrome Diabetes insipidusHypokalaemiaHypomagnesaemia Respiratory Neurogenic / cardiogenic pulmonary...