{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,15]],"date-time":"2026-09-15T00:07:57Z","timestamp":1789430877014,"version":"build-2803163510"},"reference-count":18,"publisher":"Wiley","issue":"5","license":[{"start":{"date-parts":[[2016,2,26]],"date-time":"2016-02-26T00:00:00Z","timestamp":1456444800000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Euro J of Neurology"],"published-print":{"date-parts":[[2016,5]]},"abstract":"<jats:sec><jats:title>Background and Purpose<\/jats:title><jats:p>Acute hydrocephalus is an early and common complication of aneurysmal subarachnoid hemorrhage (<jats:styled-content style=\"fixed-case\">SAH<\/jats:styled-content>). However, considerably fewer patients develop chronic hydrocephalus requiring shunt placement. Our aim was to develop a risk score for early identification of patients with shunt dependency after <jats:styled-content style=\"fixed-case\">SAH<\/jats:styled-content>.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>Two hundred and forty\u2010two <jats:styled-content style=\"fixed-case\">SAH<\/jats:styled-content> individuals who were treated in our institution between January 2008 and December 2013 and survived the initial impact were retrospectively analyzed. Clinical parameters within 72 h after the ictus were correlated with shunt dependency. Independent predictors were summarized into a new risk score which was validated in a subsequent <jats:styled-content style=\"fixed-case\">SAH<\/jats:styled-content> cohort treated between January and December 2014.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>Seventy\u2010five patients (31%) underwent shunt placement. Of 23 evaluated variables, only the following five showed independent associations with shunt dependency and were subsequently used to establish the Chronic Hydrocephalus Ensuing from <jats:styled-content style=\"fixed-case\">SAH<\/jats:styled-content> Score (<jats:styled-content style=\"fixed-case\">CHESS<\/jats:styled-content>, 0\u20138 points): Hunt and Hess grade \u2265<jats:styled-content style=\"fixed-case\">IV<\/jats:styled-content> (1 point), location of the ruptured aneurysm in the posterior circulation (1 point), acute hydrocephalus (4 points), the presence of intraventricular hemorrhage (1 point) and early cerebral infarction on follow\u2010up computed tomography scan (1 point). The <jats:styled-content style=\"fixed-case\">CHESS<\/jats:styled-content> showed strong correlation with shunt dependency (<jats:italic>P<\/jats:italic> = 0.0007) and could be successfully validated in both internal <jats:styled-content style=\"fixed-case\">SAH<\/jats:styled-content> cohorts tested. Patients scoring \u22656 <jats:styled-content style=\"fixed-case\">CHESS<\/jats:styled-content> points had significantly higher risk of shunt dependency (<jats:italic>P<\/jats:italic> &lt; 0.0001) than other patients.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>The <jats:styled-content style=\"fixed-case\">CHESS<\/jats:styled-content> may become a valuable diagnostic tool for early estimation of shunt dependency after <jats:styled-content style=\"fixed-case\">SAH<\/jats:styled-content>. Further evaluation and external validation will be required in prospective studies.<\/jats:p><\/jats:sec>","DOI":"10.1111\/ene.12962","type":"journal-article","created":{"date-parts":[[2016,2,26]],"date-time":"2016-02-26T11:28:32Z","timestamp":1456486112000},"page":"912-918","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":80,"title":["The <scp>CHESS<\/scp> score: a simple tool for early prediction of shunt dependency after aneurysmal subarachnoid hemorrhage"],"prefix":"10.1111","volume":"23","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-8356-6629","authenticated-orcid":false,"given":"R.","family":"Jabbarli","sequence":"first","affiliation":[{"name":"Department of Neurosurgery University Hospital Essen Essen Germany"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"A.\u2010M.","family":"Bohrer","sequence":"additional","affiliation":[{"name":"Department of Neurosurgery University Hospital Essen Essen Germany"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"D.","family":"Pierscianek","sequence":"additional","affiliation":[{"name":"Department of Neurosurgery University Hospital Essen Essen Germany"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"D.","family":"M\u00fcller","sequence":"additional","affiliation":[{"name":"Department of Neurosurgery University Hospital Essen Essen Germany"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-7076-3503","authenticated-orcid":false,"given":"K. H.","family":"Wrede","sequence":"additional","affiliation":[{"name":"Department of Neurosurgery University Hospital Essen Essen Germany"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"P.","family":"Dammann","sequence":"additional","affiliation":[{"name":"Department of Neurosurgery University Hospital Essen Essen Germany"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"N.","family":"El Hindy","sequence":"additional","affiliation":[{"name":"Department of Neurosurgery University Hospital Essen Essen Germany"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"N.","family":"\u00d6zkan","sequence":"additional","affiliation":[{"name":"Department of Neurosurgery University Hospital Essen Essen Germany"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"U.","family":"Sure","sequence":"additional","affiliation":[{"name":"Department of Neurosurgery University Hospital Essen Essen Germany"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"O.","family":"M\u00fcller","sequence":"additional","affiliation":[{"name":"Department of Neurosurgery University Hospital Essen Essen Germany"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2016,2,26]]},"reference":[{"key":"e_1_2_7_2_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.nec.2009.10.013"},{"key":"e_1_2_7_3_1","doi-asserted-by":"publisher","DOI":"10.1159\/000071117"},{"key":"e_1_2_7_4_1","doi-asserted-by":"publisher","DOI":"10.1007\/s00701-014-2200-z"},{"key":"e_1_2_7_5_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.jocn.2012.09.033"},{"key":"e_1_2_7_6_1","doi-asserted-by":"publisher","DOI":"10.1227\/NEU.0000000000000677"},{"key":"e_1_2_7_7_1","doi-asserted-by":"publisher","DOI":"10.1227\/01.NEU.0000053222.74852.2D"},{"key":"e_1_2_7_8_1","doi-asserted-by":"publisher","DOI":"10.7461\/jcen.2014.16.2.78"},{"key":"e_1_2_7_9_1","doi-asserted-by":"publisher","DOI":"10.3171\/2008.5.17560"},{"key":"e_1_2_7_10_1","doi-asserted-by":"publisher","DOI":"10.1159\/000346119"},{"key":"e_1_2_7_11_1","doi-asserted-by":"publisher","DOI":"10.3171\/2010.2.JNS09376"},{"key":"e_1_2_7_12_1","doi-asserted-by":"publisher","DOI":"10.1007\/s12028-014-9991-x"},{"key":"e_1_2_7_13_1","doi-asserted-by":"publisher","DOI":"10.1186\/1471-2482-12-12"},{"key":"e_1_2_7_14_1","doi-asserted-by":"publisher","DOI":"10.1055\/s-2003-812500"},{"key":"e_1_2_7_15_1","doi-asserted-by":"publisher","DOI":"10.1080\/02688690410001680975"},{"key":"e_1_2_7_16_1","doi-asserted-by":"publisher","DOI":"10.3109\/02688697.2014.967753"},{"key":"e_1_2_7_17_1","doi-asserted-by":"publisher","DOI":"10.1111\/ene.12686"},{"key":"e_1_2_7_18_1","doi-asserted-by":"publisher","DOI":"10.3171\/jns.1968.28.1.0014"},{"key":"e_1_2_7_19_1","doi-asserted-by":"publisher","DOI":"10.1227\/00006123-198001000-00001"}],"container-title":["European Journal of Neurology"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.wiley.com\/onlinelibrary\/tdm\/v1\/articles\/10.1111%2Fene.12962","content-type":"unspecified","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/onlinelibrary.wiley.com\/doi\/pdf\/10.1111\/ene.12962","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2023,9,23]],"date-time":"2023-09-23T19:41:00Z","timestamp":1695498060000},"score":1,"resource":{"primary":{"URL":"https:\/\/onlinelibrary.wiley.com\/doi\/10.1111\/ene.12962"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2016,2,26]]},"references-count":18,"journal-issue":{"issue":"5","published-print":{"date-parts":[[2016,5]]}},"alternative-id":["10.1111\/ene.12962"],"URL":"https:\/\/doi.org\/10.1111\/ene.12962","archive":["Portico"],"relation":{},"ISSN":["1351-5101","1468-1331"],"issn-type":[{"value":"1351-5101","type":"print"},{"value":"1468-1331","type":"electronic"}],"subject":[],"published":{"date-parts":[[2016,2,26]]},"assertion":[{"value":"2015-10-04","order":0,"name":"received","label":"Received","group":{"name":"publication_history","label":"Publication History"}},{"value":"2015-12-22","order":1,"name":"accepted","label":"Accepted","group":{"name":"publication_history","label":"Publication History"}},{"value":"2016-02-26","order":2,"name":"published","label":"Published","group":{"name":"publication_history","label":"Publication History"}}]}}