medicina55巻1号

2018年01月発行

特集 気管支喘息・COPD診療に強くなる 気管支喘息・COPDの初期診断はこうすべき

画像検査で気管支喘息とCOPD（気道型）は鑑別が可能か？

著者： 髙橋雅士¹

所属機関： ¹医療法人友仁会友仁山崎病院

ページ範囲：P.52 - P.56

Point
◎気管支喘息，気道型COPDの主な肉眼的変化は壁肥厚である．
◎気管支喘息の胸部単純X線では，肺野の過膨張と気管支壁肥厚が認められる．
◎気管支喘息のCTでは，気管支壁肥厚，気管支拡張，粘液栓，小葉中心性粒状影，エアトラッピング，浸潤影などが認められる．
◎両者の鑑別においては，臨床所見による診断を行ったうえで，所見と整合性があるかという観点で画像を利用する姿勢が正しい．

参考文献

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