{"created":"2023-05-15T09:02:48.113971+00:00","id":3676,"links":{},"metadata":{"_buckets":{"deposit":"e2ede754-8f8d-4d53-8e60-2bf56c4f4a1d"},"_deposit":{"created_by":3,"id":"3676","owners":[3],"pid":{"revision_id":0,"type":"depid","value":"3676"},"status":"published"},"_oai":{"id":"oai:hirosaki.repo.nii.ac.jp:00003676","sets":["557:561:646"]},"author_link":["12291","10772","12293","10781","12297","11740","11730","12290","10764","11720","12295","12289"],"item_3_alternative_title_21":{"attribute_name":"その他のタイトル","attribute_value_mlt":[{"subitem_alternative_title":"DOSE CALCULATIONS USING FOUR-DIMENSIONAL COMPUTED TOMOGRAPHY IN STEREOTACTIC BODY RADIOTHERAPY FOR LUNG CANCER"}]},"item_3_alternative_title_22":{"attribute_name":"タイトル(ヨミ)","attribute_value_mlt":[{"subitem_alternative_title":"コキュウ ドウキ 4D-CT オ モチイタ ハイガン ニ タイスル タイカンブ テイイ ホウシャセン チリョウ ケイカク ニオケル 4ジゲンテキ センリョウ ケイサン ノ ケントウ"}]},"item_3_biblio_info_8":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"2011-01-17","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"2-4","bibliographicPageEnd":"121","bibliographicPageStart":"114","bibliographicVolumeNumber":"61","bibliographic_titles":[{"bibliographic_title":"弘前医学"}]}]},"item_3_description_5":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"【目的】4D-CTを用いて呼吸性移動の線量計算に対する影響を検討した.【対象・方法】4D-CTを撮像した14例を対象に平均画像を用いて非対向6門で治療計画を作成した.計画を各呼吸位相のCTに貼り付けMU値を計算し,呼吸位相毎に平均画像のMU値と比較した(MUdiff ).また,各門毎の変動を計算した(⊿MU).呼吸性移動をビームの平面方向と垂直方向に分離し,それぞれ⊿MUとの相関を検討した.線量計算はClarkson法(C法), superposition法(S法)の2つを用い比較した.【結果】MUdiff はC法では吸気相以外で,S法では終末吸気・呼気のみで有意差を認めた.⊿MUはC法では平面上方向・垂直方向に中等度相関を認めたが,S法では垂直方向のみに弱い相関を認めた.【結論】C法は呼吸性移動の影響を受けやすく,S法は影響が少なかった.呼吸性移動を加味した線量計算はS法が有用と考えられた.","subitem_description_type":"Abstract"}]},"item_3_description_7":{"attribute_name":"引用","attribute_value_mlt":[{"subitem_description":"弘前医学. 61(2-4), 2011, p.114-121","subitem_description_type":"Other"}]},"item_3_full_name_2":{"attribute_name":"著者(ヨミ)","attribute_value_mlt":[{"nameIdentifiers":[{"nameIdentifier":"12291","nameIdentifierScheme":"WEKO"}],"names":[{"name":"カワグチ, ヒデオ"}]},{"nameIdentifiers":[{"nameIdentifier":"10781","nameIdentifierScheme":"WEKO"}],"names":[{"name":"アオキ, マサヒコ"}]},{"nameIdentifiers":[{"nameIdentifier":"12293","nameIdentifierScheme":"WEKO"}],"names":[{"name":"ハタヤマ, ヨシオミ"}]},{"nameIdentifiers":[{"nameIdentifier":"11730","nameIdentifierScheme":"WEKO"}],"names":[{"name":"オノ, 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radiotherapy","subitem_subject_scheme":"Other"},{"subitem_subject":"Lung","subitem_subject_scheme":"Other"},{"subitem_subject":"Superposition","subitem_subject_scheme":"Other"},{"subitem_subject":"Clarkson","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":"呼吸同期4D-CT を用いた肺癌に対する体幹部定位放射線治療計画における4次元的線量計算の検討","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"呼吸同期4D-CT を用いた肺癌に対する体幹部定位放射線治療計画における4次元的線量計算の検討"}]},"item_type_id":"3","owner":"3","path":["646"],"pubdate":{"attribute_name":"公開日","attribute_value":"2011-01-24"},"publish_date":"2011-01-24","publish_status":"0","recid":"3676","relation_version_is_last":true,"title":["呼吸同期4D-CT を用いた肺癌に対する体幹部定位放射線治療計画における4次元的線量計算の検討"],"weko_creator_id":"3","weko_shared_id":3},"updated":"2023-05-15T12:34:14.074028+00:00"}