{"@context":{"@vocab":"https://cir.nii.ac.jp/schema/1.0/","rdfs":"http://www.w3.org/2000/01/rdf-schema#","dc":"http://purl.org/dc/elements/1.1/","dcterms":"http://purl.org/dc/terms/","foaf":"http://xmlns.com/foaf/0.1/","prism":"http://prismstandard.org/namespaces/basic/2.0/","cinii":"http://ci.nii.ac.jp/ns/1.0/","datacite":"https://schema.datacite.org/meta/kernel-4/","ndl":"http://ndl.go.jp/dcndl/terms/","jpcoar":"https://github.com/JPCOAR/schema/blob/master/2.0/"},"@id":"https://cir.nii.ac.jp/crid/1390282680438824448.json","@type":"Article","productIdentifier":[{"identifier":{"@type":"DOI","@value":"10.2335/scs1987.22.5_403"}},{"identifier":{"@type":"NAID","@value":"130004668462"}},{"identifier":{"@type":"URI","@value":"https://search.jamas.or.jp/link/ui/1995119405"}}],"dc:title":[{"@language":"en","@value":"Surgical Treatment of Distal Aneurysms of the Posterior Inferior Cerebellar Artery (PICA)"},{"@language":"ja","@value":"後下小脳動脈瘤末梢部動脈瘤手術症例の検討"}],"dc:language":"ja","description":[{"type":"abstract","notation":[{"@language":"en","@value":"The distal aneurysms of posterior inferior cerebellar artery (PICA) are relatively uncommon, accounting for less than 0.5-3.0% of all aneurysms.<BR>We clinically analyzed 63 cases of the distal aneurysm of PICA-7 cases we treated over the last 5 years at our institute and 56 cases reported in the literature. The most common CT findinges of these cases in subarachnoid hemorrhage with intraventricular hemorrhage in 27 cases (43%), complication of hydrocephalus in 21 cases (33.3%), vasospasm in 12 cases (19.0%), and arteriovenous malformation in 5 cases (7.9%). Fifty-four cases were surgically treated, and 9 cases were conservatively treated. In surgical treatment, direct neck clipping of the aneurysm was carried out in 38 cases, coating of the aneurysm in 6 cases, trapping in 3 cases, proximal ligation in 3 cases, wrapping in 2 cases, excision and end-to-end anastomosis in 2 cases. The outcome of these surgically treated cases shows good recovery in 43 cases, moderately disablities in 5 cases, and death in 6 cases. Based on these reports, surgical treatment is recommended. The characteristic CT finding of distal PICA aneurysm is intraventricular hemorrhage and there was no significant difference in the site of aneurysm. Vascular malformation is commonly seen with this aneurysm."}],"abstractLicenseFlag":"disallow"}],"creator":[{"@id":"https://cir.nii.ac.jp/crid/1410290696526717697","@type":"Researcher","personIdentifier":[{"@type":"NRID","@value":"9000258686828"}],"foaf:name":[{"@language":"en","@value":"MIYAMOTO Kazunori"},{"@language":"ja","@value":"宮本 和典"}],"jpcoar:affiliationName":[{"@language":"en","@value":"Department of Neurosurgery, Nara Medical University"},{"@language":"ja","@value":"奈良県立医科大学脳神経外科"}]},{"@id":"https://cir.nii.ac.jp/crid/1410290696526717698","@type":"Researcher","personIdentifier":[{"@type":"NRID","@value":"9000258686829"}],"foaf:name":[{"@language":"en","@value":"ISHIDA Yasuhito"},{"@language":"ja","@value":"石田 泰史"}],"jpcoar:affiliationName":[{"@language":"en","@value":"Department of Neurosurgery, Nara Medical University"},{"@language":"ja","@value":"奈良県立医科大学脳神経外科"}]},{"@id":"https://cir.nii.ac.jp/crid/1410290696526717701","@type":"Researcher","personIdentifier":[{"@type":"NRID","@value":"9000258686830"}],"foaf:name":[{"@language":"en","@value":"KAWAGUCHI Shoichiro"},{"@language":"ja","@value":"川口 正一郎"}],"jpcoar:affiliationName":[{"@language":"en","@value":"Department of Neurosurgery, Nara Medical University"},{"@language":"ja","@value":"奈良県立医科大学脳神経外科"}]},{"@id":"https://cir.nii.ac.jp/crid/1410290696526717702","@type":"Researcher","personIdentifier":[{"@type":"NRID","@value":"9000258686831"}],"foaf:name":[{"@language":"en","@value":"HIRAMATSU Kenichiro"},{"@language":"ja","@value":"平松 謙一郎"}],"jpcoar:affiliationName":[{"@language":"en","@value":"Department of Neurosurgery, Nara Medical 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Toshisuke"},{"@language":"ja","@value":"榊 寿右"}],"jpcoar:affiliationName":[{"@language":"en","@value":"Department of Neurosurgery, Nara Medical University"},{"@language":"ja","@value":"奈良県立医科大学脳神経外科"}]}],"publication":{"publicationIdentifier":[{"@type":"PISSN","@value":"09145508"}],"prism:publicationName":[{"@language":"en","@value":"Surgery for Cerebral Stroke"},{"@value":"脳卒中の外科"},{"@language":"en","@value":"Surg. Cereb. Stroke"},{"@value":"Surg. Cereb. Stroke"}],"dc:publisher":[{"@language":"en","@value":"The Japanese Society on Surgery for Cerebral Stroke"}],"prism:publicationDate":"1994","prism:volume":"22","prism:number":"5","prism:startingPage":"403","prism:endingPage":"407"},"reviewed":"false","url":[{"@id":"https://search.jamas.or.jp/link/ui/1995119405"}],"availableAt":"1994","foaf:topic":[{"@id":"https://cir.nii.ac.jp/all?q=PICA","dc:title":"PICA"},{"@id":"https://cir.nii.ac.jp/all?q=distal%20aneurysm","dc:title":"distal aneurysm"},{"@id":"https://cir.nii.ac.jp/all?q=surgical%20treatment","dc:title":"surgical treatment"},{"@id":"https://cir.nii.ac.jp/all?q=complication","dc:title":"complication"},{"@id":"https://cir.nii.ac.jp/all?q=clinical%20outcome","dc:title":"clinical outcome"}],"relatedProduct":[{"@id":"https://cir.nii.ac.jp/crid/1390282679385078656","@type":"Article","relationType":["isReferencedBy"],"jpcoar:relatedTitle":[{"@language":"ja","@value":"第4脳室内出血を呈した末梢性後下小脳動脈瘤の2例"},{"@language":"en","@value":"Intraventricular Hemorrhage caused by a Ruptured Aneurysm of the Distal Posterior Inferior Cerebellar Artery : Report of Two Cases"}]},{"@id":"https://cir.nii.ac.jp/crid/1390294573737487232","@type":"Article","relationType":["isReferencedBy"],"jpcoar:relatedTitle":[{"@language":"en","@value":"A Case of Ruptured Distal Posterior Inferior Cerebellar Artery Aneurysm with Large Hematoma in the Fourth Ventricle Treated by Coil Embolization after Endoscopic Evacuation of Hematoma"},{"@language":"ja","@value":"大きな第4脳室内血腫にて発症した破裂末梢性後下小脳動脈瘤に対し内視鏡下血腫除去術後にコイル塞栓術を行った1例"}]}],"dataSourceIdentifier":[{"@type":"JALC","@value":"oai:japanlinkcenter.org:1001626873"},{"@type":"CROSSREF","@value":"10.2335/scs1987.22.5_403"},{"@type":"CIA","@value":"130004668462"},{"@type":"CROSSREF","@value":"10.7887/jcns.8.611_references_DOI_JPcx4R0ygFaNHPLbCs3kHM6JLRK"},{"@type":"CROSSREF","@value":"10.2335/scs.50.377_references_DOI_JPcx4R0ygFaNHPLbCs3kHM6JLRK"}]}