{"created":"2023-05-15T14:51:58.439195+00:00","id":71048,"links":{},"metadata":{"_buckets":{"deposit":"73c71128-42a0-465b-ae96-eaebd7f1386a"},"_deposit":{"created_by":1,"id":"71048","owners":[1],"pid":{"revision_id":0,"type":"depid","value":"71048"},"status":"published"},"_oai":{"id":"oai:repo.qst.go.jp:00071048","sets":["10:28"]},"author_link":["698334","698333","698332","698330","698329","698335","698336","698331"],"item_10005_date_7":{"attribute_name":"発表年月日","attribute_value_mlt":[{"subitem_date_issued_datetime":"2013-02-16","subitem_date_issued_type":"Issued"}]},"item_10005_description_5":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"[目的]\n脳血流SPECTでみられるcrossed cerebellar diaschisis (CCD)は、大脳病変の部位により出現頻度が異なることが報告されている。本研究では、拡散テンソルtractographyにより正常脳での大脳-橋-小脳路線維連絡を描出し、 CCDとの関連を検討した。\n[方法]\n健常被験者8名（34-53歳）を対象に、3.0T MRI (SignaHDx, GE)にて、T1強調画像、および拡散テンソル画像を撮像し、tractographyはFSLで解析した。関心領域(ROI)を、前頭葉・頭頂葉・側頭葉・後頭葉の白質 、中心前回・中心後回の皮質下白質に設定した。これらのROIと、対側の中小脳脚をseedとし、probabilistic trackingによりtract画像を作成した。脳梁をexclusion maskとし、大脳半球間の線維を除外した。\n[結果]\n中心前回と小脳間の線維が最も多く描出され、中心後回では描出が比較的少なかった。大脳白質と小脳間の線維は、前頭葉・頭頂葉・側頭葉の白質では被検者による描出の違いがみられ、後頭葉白質についてはほとんど描出されなかった。\n[考察]\n大脳皮質-橋-小脳路線維の描出は大脳の部位ごとに違いがみられた。後頭葉では線維連絡がほとんど描出されなかったが、後頭葉病変でのCCDの頻度が少ないこととの関連が示唆された。","subitem_description_type":"Abstract"}]},"item_10005_description_6":{"attribute_name":"会議概要（会議名, 開催地, 会期, 主催者等）","attribute_value_mlt":[{"subitem_description":"第42回日本神経放射線学会","subitem_description_type":"Other"}]},"item_access_right":{"attribute_name":"アクセス権","attribute_value_mlt":[{"subitem_access_right":"metadata only access","subitem_access_right_uri":"http://purl.org/coar/access_right/c_14cb"}]},"item_creator":{"attribute_name":"著者","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"小山, 眞道"}],"nameIdentifiers":[{"nameIdentifier":"698329","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"川口, 拓之"}],"nameIdentifiers":[{"nameIdentifier":"698330","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"小泉, 満"}],"nameIdentifiers":[{"nameIdentifier":"698331","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"伊藤, 浩"}],"nameIdentifiers":[{"nameIdentifier":"698332","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"小山 眞道","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"698333","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"川口 拓之","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"698334","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"小泉 満","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"698335","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"伊藤 浩","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"698336","nameIdentifierScheme":"WEKO"}]}]},"item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"jpn"}]},"item_resource_type":{"attribute_name":"資源タイプ","attribute_value_mlt":[{"resourcetype":"conference object","resourceuri":"http://purl.org/coar/resource_type/c_c94f"}]},"item_title":"拡散テンソル画像による大脳-橋-小脳路線維連絡の検討　-crossed cerebellar diaschisisとの関連-","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"拡散テンソル画像による大脳-橋-小脳路線維連絡の検討　-crossed cerebellar diaschisisとの関連-"}]},"item_type_id":"10005","owner":"1","path":["28"],"pubdate":{"attribute_name":"公開日","attribute_value":"2013-02-20"},"publish_date":"2013-02-20","publish_status":"0","recid":"71048","relation_version_is_last":true,"title":["拡散テンソル画像による大脳-橋-小脳路線維連絡の検討　-crossed cerebellar diaschisisとの関連-"],"weko_creator_id":"1","weko_shared_id":-1},"updated":"2023-05-15T19:55:48.022322+00:00"}