{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,4,21]],"date-time":"2026-04-21T19:28:18Z","timestamp":1776799698769,"version":"3.51.2"},"reference-count":29,"publisher":"Springer Science and Business Media LLC","issue":"7","license":[{"start":{"date-parts":[[2012,5,16]],"date-time":"2012-05-16T00:00:00Z","timestamp":1337126400000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/www.springer.com\/tdm"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Acta Neurochir"],"published-print":{"date-parts":[[2012,7]]},"DOI":"10.1007\/s00701-012-1383-4","type":"journal-article","created":{"date-parts":[[2012,5,15]],"date-time":"2012-05-15T03:50:18Z","timestamp":1337053818000},"page":"1127-1133","source":"Crossref","is-referenced-by-count":28,"title":["Vasospasm after spontaneous angiographically negative subarachnoid hemorrhage"],"prefix":"10.1007","volume":"154","author":[{"given":"Bradley A.","family":"Gross","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Ning","family":"Lin","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Kai U.","family":"Frerichs","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Rose","family":"Du","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"297","published-online":{"date-parts":[[2012,5,16]]},"reference":[{"key":"1383_CR1","doi-asserted-by":"crossref","first-page":"1040","DOI":"10.1227\/01.neu.0000325865.22011.1f","volume":"62","author":"N Andaluz","year":"2008","unstructured":"Andaluz N, Zuccarello M (2008) Yield of further diagnostic work-up of cryptogenic subarachnoid hemorrhage based on bleeding patterns on computed tomographic scans. Neurosurgery 62:1040\u20131047","journal-title":"Neurosurgery"},{"key":"1383_CR2","doi-asserted-by":"crossref","first-page":"35","DOI":"10.3171\/jns.1981.54.1.0035","volume":"54","author":"L Artiola Fortuny","year":"1981","unstructured":"Artiola Fortuny L, Prieto-Valiente L (1981) Long-term prognosis in surgically treated intracranial aneurysms. Part 2: morbidity. J Neurosurg 54:35\u201343","journal-title":"J Neurosurg"},{"key":"1383_CR3","doi-asserted-by":"crossref","first-page":"132","DOI":"10.1136\/jnnp.48.2.132","volume":"48","author":"P Barlow","year":"1992","unstructured":"Barlow P (1992) Incidence of delayed cerebral ischemia following subarachnoid hemorrhage of unknown cause. J Neurol Neurosurg Psychiatry 48:132\u2013136","journal-title":"J Neurol Neurosurg Psychiatry"},{"key":"1383_CR4","doi-asserted-by":"crossref","first-page":"349","DOI":"10.3171\/jns.1985.63.3.0349","volume":"63","author":"J Brisman","year":"1985","unstructured":"Brisman J, Sundbarg G (1985) Subarachnoid haemorrhage of unknown origin: prognosis and prognostic factors. J Neurosurg 63:349\u2013354","journal-title":"J Neurosurg"},{"key":"1383_CR5","doi-asserted-by":"crossref","first-page":"14","DOI":"10.1007\/BF01404842","volume":"132","author":"P Canhao","year":"1995","unstructured":"Canhao P, Ferro JM, Pinto AN, Melo TP, Campos JG (1995) Perimesencephalic and nonperimesencephalic subarachnoid haemorrhages with negative angiograms. Acta Neurochir (Wien) 132:14\u201319","journal-title":"Acta Neurochir (Wien)"},{"key":"1383_CR6","doi-asserted-by":"crossref","first-page":"31","DOI":"10.1007\/BF01577737","volume":"97","author":"F Cioffi","year":"1989","unstructured":"Cioffi F, Pasqualin A, Cavazzani P, Da Pian R (1989) Subarachnoid hemorrhage of unknown origin: clinical and tomographical aspects. Acta Neurochir (Wien) 97:31\u201339","journal-title":"Acta Neurochir (Wien)"},{"key":"1383_CR7","doi-asserted-by":"crossref","first-page":"177","DOI":"10.1016\/0197-2456(86)90046-2","volume":"7","author":"R DerSimonian","year":"1986","unstructured":"DerSimonian R, Laird N (1986) Meta-analysis in clinical trials. Control Clin Trials 7:177\u2013188","journal-title":"Control Clin Trials"},{"key":"1383_CR8","doi-asserted-by":"crossref","first-page":"19","DOI":"10.1016\/0967-5868(94)90005-1","volume":"1","author":"NWC Dorsch","year":"1994","unstructured":"Dorsch NWC, King MT (1994) A review of cerebral vasospasm in aneurysmal subarachnoid hemorrhage. Part 1: incidence and effects. J Clin Neurosci 1:19\u201326","journal-title":"J Clin Neurosci"},{"key":"1383_CR9","doi-asserted-by":"crossref","first-page":"15","DOI":"10.1007\/BF00593209","volume":"38","author":"H Duong","year":"1996","unstructured":"Duong H, Melan\u00e7on D, Tampieri D, Ethier R (1996) The negative angiogram in subarachnoid haemorrhage. Neuroradiology 38:15\u201319","journal-title":"Neuroradiology"},{"key":"1383_CR10","doi-asserted-by":"crossref","first-page":"245","DOI":"10.1227\/00006123-197711000-00004","volume":"1","author":"CM Fisher","year":"1977","unstructured":"Fisher CM, Roberson GH, Ojemann RG (1977) Cerebral vasospasm with ruptured saccular aneurysm\u2014the clinical manifestations. Neurosurgery 1:245\u2013248","journal-title":"Neurosurgery"},{"key":"1383_CR11","doi-asserted-by":"crossref","first-page":"477","DOI":"10.1007\/s10143-011-0323-8","volume":"34","author":"M Fontanella","year":"2011","unstructured":"Fontanella M, Rainero I, Panciani PP, Schatlo B, Benevello C, Garbossa D, Carlino C, Valfre W, Griva F, Bradac GB, Ducati A (2011) Subarachnoid hemorrhage and negative angiography: clinical course and long-term follow-up. Neurosurg Rev 34:477\u2013484","journal-title":"Neurosurg Rev"},{"key":"1383_CR12","doi-asserted-by":"crossref","first-page":"566","DOI":"10.1016\/j.surneu.2008.04.021","volume":"71","author":"SK Gupta","year":"2009","unstructured":"Gupta SK, Gupta R, Khosla VK, Mohindra S, Chhabra R, Khandelwal N, Gupta V, Mukherjee KK, Tewari MK, Pathak A, Mathuriya SN (2009) Nonaneurysmal nonperimesecephalic subarachnoid hemorrhage: is it a benign entity? Surg Neurol 71:566\u2013571","journal-title":"Surg Neurol"},{"key":"1383_CR13","doi-asserted-by":"crossref","first-page":"256","DOI":"10.1007\/s12028-010-9354-1","volume":"13","author":"W Hsu","year":"2010","unstructured":"Hsu W, Pradilla G, Garonzik IM, Conway JE (2010) Pretruncal nonaneurysmal subarachnoid hemorrhage causing basilar artery vasospasm. Neurocrit Care 13:256\u2013260","journal-title":"Neurocrit Care"},{"key":"1383_CR14","doi-asserted-by":"crossref","first-page":"64","DOI":"10.1007\/s12028-009-9203-2","volume":"11","author":"FK Hui","year":"2009","unstructured":"Hui FK, Tumial\u00e1n LM, Tanaka T, Cawley CM, Zhang YJ (2009) Clinical differences between angiographically negative, diffuse subarachnoid hemorrhage and perimesencephalic subarachnoid hemorrhage. Neurocrit Care 11:64\u201370","journal-title":"Neurocrit Care"},{"key":"1383_CR15","doi-asserted-by":"crossref","first-page":"160","DOI":"10.1016\/S0090-3019(02)00630-4","volume":"57","author":"F Ildan","year":"2002","unstructured":"Ildan F, Tuna M, Erman T, Gocer AI, Cetinalp E (2002) Prognosis and prognostic factors in nonaneurysmal perimesencephalic hemorrhage: a follow-up study in 29 patients. Surg Neurol 57:160\u2013165","journal-title":"Surg Neurol"},{"key":"1383_CR16","doi-asserted-by":"crossref","first-page":"904","DOI":"10.1016\/j.jocn.2008.10.008","volume":"16","author":"DH Kang","year":"2009","unstructured":"Kang DH, Park J, Lee SH, Park SH, Kim YS, Hamm IS (2009) Does non-perimesencephalic type non-aneurysmal subarachnoid hemorrhage have a benign prognosis? J Clin Neurosci 16:904\u2013908","journal-title":"J Clin Neurosci"},{"key":"1383_CR17","doi-asserted-by":"crossref","first-page":"110","DOI":"10.1007\/BF01809451","volume":"106","author":"S Kawamura","year":"1990","unstructured":"Kawamura S, Yasui N (1990) Clinical and long-term follow-up study in patients with spontaneous subarachnoid haemorrhage of unknown aetiology. Acta Neurochir 106:110\u2013114","journal-title":"Acta Neurochir"},{"key":"1383_CR18","doi-asserted-by":"crossref","first-page":"984","DOI":"10.1097\/00003246-200004000-00012","volume":"28","author":"AI Qureshi","year":"2000","unstructured":"Qureshi AI, Sung GY, Razumovsky AY, Lane K, Straw RN, Ulatowski JA (2000) Early identification of patients at risk for symptomatic vasospasm after aneurysmal subarachnoid hemorrhage. Crit Care Med 28:984\u2013990","journal-title":"Crit Care Med"},{"key":"1383_CR19","doi-asserted-by":"crossref","first-page":"964","DOI":"10.1016\/0140-6736(91)91836-J","volume":"338","author":"GJ Rinkel","year":"1991","unstructured":"Rinkel GJ, Wijdicks EFM, Hasan D, Kienstra GEM, Franke CL, Hageman LM, Vermeulen M, van Gijn J (1991) Outcome in patients with subarachnoid haemorrhage and negative angiography according to pattern of haemorrhage on computed tomography. Lancet 338:964\u2013968","journal-title":"Lancet"},{"key":"1383_CR20","doi-asserted-by":"crossref","first-page":"909","DOI":"10.3171\/jns.1984.60.5.0909","volume":"60","author":"AH Ropper","year":"1984","unstructured":"Ropper AH, Zervas NT (1984) Outcome 1\u00a0year after SAH from cerebral aneurysm. Management morbidity, mortality, and functional status in 112 consecutive good-risk patients. J Neurosurg 60:909\u2013915","journal-title":"J Neurosurg"},{"key":"1383_CR21","doi-asserted-by":"crossref","first-page":"560","DOI":"10.1007\/BF01411177","volume":"138","author":"C Schaller","year":"1996","unstructured":"Schaller C, Rauseiser B, Rohde V, Hassler W (1996) Cerebral vasospasm after subarachnoid hemorrhage of unknown aetiology: a clinical and transcranial Doppler study. Acta Neurochir (Wien) 138:560\u2013568","journal-title":"Acta Neurochir (Wien)"},{"key":"1383_CR22","first-page":"521","volume":"21","author":"WI Schievink","year":"2000","unstructured":"Schievink WI, Wijdicks EF, Spetzler RF (2000) Diffuse vasospasm after pretruncal nonaneurysmal subarachnoid hemorrhage. AJNR Am J Neuroradiol 21:521\u2013523","journal-title":"AJNR Am J Neuroradiol"},{"key":"1383_CR23","first-page":"433","volume":"39","author":"TH Schwartz","year":"1996","unstructured":"Schwartz TH, Solomon RA (1996) Perimesencephalic nonaneurysmal subarachnoid hemorrhage: review of the literature. Neurosurgery 39:433\u2013440","journal-title":"Neurosurgery"},{"key":"1383_CR24","doi-asserted-by":"crossref","first-page":"709","DOI":"10.1007\/s007010070117","volume":"142","author":"JM Sheehan","year":"2000","unstructured":"Sheehan JM, Cloft H, Kassell NF (2000) Symptomatic delayed arterial spasm following non-aneurysmal perimesencephalic subarachnoid hemorrhage: a case report and review of the literature. Acta Neurochir (Wien) 142:709\u2013712","journal-title":"Acta Neurochir (Wien)"},{"key":"1383_CR25","doi-asserted-by":"crossref","first-page":"1235","DOI":"10.3171\/jns.2003.98.6.1235","volume":"98","author":"MA Topcuoglu","year":"2003","unstructured":"Topcuoglu MA, Ogilvy CS, Carter BS, Buonanno FS, Koroshetz WJ, Singhal AB (2003) Subarachnoid hemorrhage without evident cause on initial angiography studies: diagnostic yield of subsequent angiography and other neuroimaging tests. J Neurosurg 98:1235\u20131240","journal-title":"J Neurosurg"},{"key":"1383_CR26","doi-asserted-by":"crossref","first-page":"320","DOI":"10.1016\/0090-3019(93)90014-R","volume":"39","author":"F Calenbergh Van","year":"1993","unstructured":"Van Calenbergh F, Plets C, Goffin J, Velghe L (1993) Nonaneurysmal subarachnoid hemorrhage: prevalence of perimesencephalichemorrhage in a consecutive series. Surg Neurol 39:320\u2013323","journal-title":"Surg Neurol"},{"key":"1383_CR27","doi-asserted-by":"crossref","first-page":"2391","DOI":"10.1161\/STROKEAHA.110.589275","volume":"41","author":"MDI Vergouwen","year":"2010","unstructured":"Vergouwen MDI, Vermeulen M, Gijn J, Rinkel GJE, Wijdicks EF, Muizelaar JP, Mendelow AD, Juvela S, Yonas H, Terbrugge KG, Macdonald RL, Diringer MN, Broderick JP, Dreier JP, Roos Y (2010) Definition of delayed cerebral ischemia after aneurysmal subarachnoid hemorrhage as an outcome event in clinical trials and observational studies. Stroke 41:2391\u20132395","journal-title":"Stroke"},{"key":"1383_CR28","doi-asserted-by":"crossref","first-page":"E21","DOI":"10.3171\/2009.2.FOCUS092","volume":"26","author":"J Whiting","year":"2009","unstructured":"Whiting J, Reavey-Cantwell J, Velat G, Fautheree G, Firment C, Lewis S, Hoh B (2009) Clinical course of nontraumatic, nonaneurysmal subarachnoid hemorrhage: a single-institution experience. Neurosurg Focus 26:E21","journal-title":"Neurosurg Focus"},{"key":"1383_CR29","doi-asserted-by":"crossref","first-page":"745","DOI":"10.4065\/73.8.745","volume":"73","author":"EF Wijdicks","year":"1998","unstructured":"Wijdicks EF, Schievink WI, Miller GM (1998) Pretruncal nonaneurysmal subarachnoid hemorrhage. Mayo Clin Proc 73:745\u2013752","journal-title":"Mayo Clin Proc"}],"container-title":["Acta Neurochirurgica"],"original-title":[],"language":"en","link":[{"URL":"http:\/\/link.springer.com\/content\/pdf\/10.1007\/s00701-012-1383-4.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"http:\/\/link.springer.com\/article\/10.1007\/s00701-012-1383-4\/fulltext.html","content-type":"text\/html","content-version":"vor","intended-application":"text-mining"},{"URL":"http:\/\/link.springer.com\/content\/pdf\/10.1007\/s00701-012-1383-4","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2019,5,29]],"date-time":"2019-05-29T00:15:56Z","timestamp":1559088956000},"score":1,"resource":{"primary":{"URL":"http:\/\/link.springer.com\/10.1007\/s00701-012-1383-4"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2012,5,16]]},"references-count":29,"journal-issue":{"issue":"7","published-print":{"date-parts":[[2012,7]]}},"alternative-id":["1383"],"URL":"https:\/\/doi.org\/10.1007\/s00701-012-1383-4","relation":{},"ISSN":["0001-6268","0942-0940"],"issn-type":[{"value":"0001-6268","type":"print"},{"value":"0942-0940","type":"electronic"}],"subject":[],"published":{"date-parts":[[2012,5,16]]}}}