Treatment of cerebral vasospasm following aneurysmal subarachnoid haemorrhage: a systematic review and meta-analysis. Categories: Cerebral Vasospasm and Triple H Therapy Author: Ben Hassen W, Boulouis G, Bresson D, Labeyrie MA, Lukaszewicz AC, Meder JF, Naggara O, Oppenheim C, Raymond J, Rodriguez-Régent C, Trystram D