{"created":"2023-06-20T15:51:48.379186+00:00","id":5561,"links":{},"metadata":{"_buckets":{"deposit":"2f16ffab-0959-4d8e-9d74-81f421ee9081"},"_deposit":{"created_by":22,"id":"5561","owners":[22],"pid":{"revision_id":0,"type":"depid","value":"5561"},"status":"published"},"_oai":{"id":"oai:redcross.repo.nii.ac.jp:00005561","sets":["100:90:176"]},"author_link":["772"],"item_10001_biblio_info_7":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"2013-12-01","bibliographicIssueDateType":"Issued"},"bibliographicPageEnd":"27","bibliographicPageStart":"16","bibliographicVolumeNumber":"34","bibliographic_titles":[{"bibliographic_title":"京都第二赤十字病院医学雑誌 "},{"bibliographic_title":"Medical journal of Kyoto Second Red Cross Hospital","bibliographic_titleLang":"en"}]}]},"item_10001_description_5":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"心筋血流予備量比(FFRmyo)とは標的血管の最大心筋血流量とその狭窄を完全に解除した場合(センサーとカテーテル先端圧の間の抵抗が0となった場合)の最大心筋血流量の比と言い換えることができる。心筋血流イメージングの血流欠損が非標的枝との相対的血流分布であるのに対して、標的血管の心筋血流に関する絶対的指標である点が2つの概念の相違点である。FFRmyoはカテーテル時に容易に測定可能であり、血圧、心拍数、心筋収縮性に依存せず、そして最大拡張時のみから算出される指標であるため安静時の冠動脈末梢血管抵抗には全く影響されない。血管造影やIVUSなどによる狭窄部の断面から得られる指標と最も異なる点として、評価すべき冠動脈狭窄が末梢であろうと、左主幹部であろうと正常値は1.0で、虚血の閾値は0.75であり、0.8以上あれば最大冠拡張時であっても虚血は誘発されないことが実証されていることである。しかし核医学と比較しFFRmyoの最大の弱点は、灌流領域における虚血の有無は判定可能であるが、予後を最も左右する虚血心筋量の定量が不可能な点である。FFRmyoを指標に血行再建の適応を決定することの妥当性を検討したDEFER studyや重症多枝疾患を対象に行われたFAME試験は血行再建の適応は血管造影ではなく、FFRmyoを用いた生理学的狭窄重症度に基づいて行われるべきであり、虚血陰性と考えられる病変は治療しても予後の改善はない(治療しない方がよい)ことを示した。また一方でFFRmyoが0.80未満の病変に関して、至適薬物療法(OMT)にFFRガイドPCIを加えることにより、OMT単独よりもその後の緊急血行再建術施行のリスクを減少させることは、FAME2試験で示されている。","subitem_description_type":"Abstract"}]},"item_10001_full_name_3":{"attribute_name":"著者別名","attribute_value_mlt":[{"nameIdentifiers":[{},{}],"names":[{"name":"Fujita, Hiroshi"}]}]},"item_10001_publisher_8":{"attribute_name":"出版者","attribute_value_mlt":[{"subitem_publisher":"京都第二赤十字病院"}]},"item_10001_source_id_11":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AN00357778 ","subitem_source_identifier_type":"NCID"}]},"item_10001_source_id_9":{"attribute_name":"ISSN","attribute_value_mlt":[{"subitem_source_identifier":"0389-4908 ","subitem_source_identifier_type":"ISSN"}]},"item_10001_version_type_20":{"attribute_name":"著者版フラグ","attribute_value_mlt":[{"subitem_version_resource":"http://purl.org/coar/version/c_970fb48d4fbd8a85","subitem_version_type":"VoR"}]},"item_creator":{"attribute_name":"著者","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"藤田, 博"}],"nameIdentifiers":[{},{}]}]},"item_files":{"attribute_name":"ファイル情報","attribute_type":"file","attribute_value_mlt":[{"accessrole":"open_date","date":[{"dateType":"Available","dateValue":"2014-05-28"}],"displaytype":"simple","filename":"MJKSRCH34_16.pdf","filesize":[{"value":"4.4 MB"}],"format":"application/pdf","licensetype":"license_note","mimetype":"application/pdf","url":{"label":"kyo2_000032","url":"https://redcross.repo.nii.ac.jp/record/5561/files/MJKSRCH34_16.pdf"},"version_id":"f41632f5-57cf-415c-81e0-0f4acbc1ee86"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"心筋血流予備量比","subitem_subject_scheme":"Other"},{"subitem_subject":"FFR","subitem_subject_scheme":"Other"},{"subitem_subject":"冠循環","subitem_subject_scheme":"Other"},{"subitem_subject":"冠動脈インターベンション","subitem_subject_scheme":"Other"},{"subitem_subject":"Fractional flow reserve (FFR)","subitem_subject_language":"en","subitem_subject_scheme":"Other"},{"subitem_subject":"Coronary circulation","subitem_subject_language":"en","subitem_subject_scheme":"Other"},{"subitem_subject":"Coronary intervention","subitem_subject_language":"en","subitem_subject_scheme":"Other"}]},"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":"journal article","resourceuri":"http://purl.org/coar/resource_type/c_6501"}]},"item_title":"冠循環とFFR(心筋血流予備量比)","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"冠循環とFFR(心筋血流予備量比)"},{"subitem_title":"Coronary Circulation and Fractional Flow Reserve (FFR)","subitem_title_language":"en"}]},"item_type_id":"10001","owner":"22","path":["176"],"pubdate":{"attribute_name":"公開日","attribute_value":"2014-04-25"},"publish_date":"2014-04-25","publish_status":"0","recid":"5561","relation_version_is_last":true,"title":["冠循環とFFR(心筋血流予備量比)"],"weko_creator_id":"22","weko_shared_id":-1},"updated":"2023-06-20T20:15:33.368415+00:00"}