Subarachnoid haemorrhage with negative initial neurovascular imaging: a systematic review and meta-analysis

[11] Schwarz A(2015)Spontaneous subarachnoid hemorrhage with negative angiography managed in a stroke unit: clinical and prognostic characteristics J Stroke Cerebrovasc Dis 24 2484-2490

[12] Andaluz N(2011)Clinical outcome of spontaneous non-aneurysmal subarachnoid hemorrhage in 108 patients Eur J Neurol 19 457-461

[13] Zuccarello M(2013)Risk factors and short-term outcome in patients with angiographically negative subarachnoid hemorrhage Clin Neurol Neurosurg 115 1304-1307

[14] Ball JB(2013)Subarachnoid hemorrhage with negative initial catheter angiography: a review of 254 cases evaluating patient clinical outcome and efficacy of short- and long-term repeat angiography Neurosurgery 72 646-652

[15] Lukin RR(2007)Complications of cerebral angiography: a prospective analysis of 2,924 consecutive procedures Neuroradiology 49 753-759

[16] Tomsick TA(2012)Diagnostic yield of computed tomography angiography and magnetic resonance angiography in patients with catheter angiography-negative subarachnoid hemorrhage J Neurosurg 117 309-315

[17] Chambers AA(2007)Incidence of subarachnoid haemorrhage: a systematic review with emphasis on region, age, gender and time trends J Neurol Neurosurg Psychiatry 78 1365-1372

[18] Berdoz D(1986)Meta-analysis in clinical trials Controlled Clinical Trials 7 177-188

[19] Uske A(1996)The negative angiogram in subarachnoid haemorrhage Neuroradiology 38 15-19

[20] De Tribolet N(2014)The role of antiplatelet medications in angiogram-negative subarachnoid hemorrhage Neurosurgery 75 530-535

[11] Schwarz A(2015)Spontaneous subarachnoid hemorrhage with negative angiography managed in a stroke unit: clinical and prognostic characteristics J Stroke Cerebrovasc Dis 24 2484-2490

[12] Andaluz N(2011)Clinical outcome of spontaneous non-aneurysmal subarachnoid hemorrhage in 108 patients Eur J Neurol 19 457-461

[13] Zuccarello M(2013)Risk factors and short-term outcome in patients with angiographically negative subarachnoid hemorrhage Clin Neurol Neurosurg 115 1304-1307

[14] Ball JB(2013)Subarachnoid hemorrhage with negative initial catheter angiography: a review of 254 cases evaluating patient clinical outcome and efficacy of short- and long-term repeat angiography Neurosurgery 72 646-652

[15] Lukin RR(2007)Complications of cerebral angiography: a prospective analysis of 2,924 consecutive procedures Neuroradiology 49 753-759

[16] Tomsick TA(2012)Diagnostic yield of computed tomography angiography and magnetic resonance angiography in patients with catheter angiography-negative subarachnoid hemorrhage J Neurosurg 117 309-315

[17] Chambers AA(2007)Incidence of subarachnoid haemorrhage: a systematic review with emphasis on region, age, gender and time trends J Neurol Neurosurg Psychiatry 78 1365-1372

[18] Berdoz D(1986)Meta-analysis in clinical trials Controlled Clinical Trials 7 177-188

[19] Uske A(1996)The negative angiogram in subarachnoid haemorrhage Neuroradiology 38 15-19

[20] De Tribolet N(2014)The role of antiplatelet medications in angiogram-negative subarachnoid hemorrhage Neurosurgery 75 530-535