胃と腸40巻4号

2005年04月発行

特集 消化管の出血性疾患2005 総論 2.消化管出血に対する画像診断法と今後の展開

7)カプセル内視鏡

著者： 中村哲也¹ 白川勝朗¹ 中野道子² 菅家一成² 平石秀幸² 寺野彰³

所属機関： ¹獨協医科大学光学医療センター ²獨協医科大学消化器内科 ³獨協医科大学

ページ範囲：P.491 - P.498

要旨　カプセル内視鏡は，従来のチューブ型の内視鏡とは全く異なり，被検者が自分でカプセル内視鏡本体を飲み込むだけで検査ができる新しい画像診断法である．現在，小腸を対象とした画像撮影専用タイプ（PillCam^TM SB，GIVEN Imaging社）が最も普及していて，その最大の適応は原因不明消化管出血である．その中で一番多くみつかるのは小腸のangiodysplasiaで，Crohn病，ポリープや腫瘍，NSAIDsによる粘膜傷害などもみつかっている．現在の機種では生検などの処置ができないが，ダブルバルーン式小腸内視鏡との組み合わせによって，より有効な小腸出血の診断治療が可能になる．

参考文献

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