文献詳細
文献概要
今月の主題 上部消化管非腫瘍性ポリープの内視鏡所見と病理所見 主題
十二指腸非腫瘍性ポリープの病理所見
著者: 九嶋亮治1
所属機関: 1滋賀医科大学医学部病理学講座(附属病院病理診断科)
ページ範囲:P.853 - P.860
文献購入ページに移動要旨●十二指腸における非腫瘍性(腫瘍様)病変とされるポリープの病理学的特徴を概説する.腫瘍様病変には病理総論的に過誤腫あるいは分離腫とされる病変と,炎症性,再生性・過形成性に生じる病変がある.十二指腸は,空腸以下の小腸と異なり,特に近位側には粘膜下組織〜粘膜固有層内に胃幽門腺に似たBrunner腺と言われる粘液腺が発達し,胃型の細胞(腺窩上皮や胃底腺)が高頻度に出現する.十二指腸非腫瘍性ポリープを,胃型・Brunner腺型病変,小腸型病変,異所性膵(adenomyoma/myoepithelial hamartoma)と間葉系病変に分類して紹介したい.
参考文献
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