臨床検査54巻7号

2010年07月発行

今月の主題 排尿障害 総論

神経障害の部位と排尿障害

著者： 山本達也¹

所属機関： ¹千葉大学大学院医学研究院神経内科学

ページ範囲：P.731 - P.738

　下部尿路は膀胱と尿道からなり，その働きは神経系に支配されている．排尿反射は脊髄―脳幹―脊髄反射で生じるが，近年の機能的脳画像を用いた研究により脳幹より上位にも高位排尿中枢が存在し，排尿反射を調節していることが明らかになった．したがって，神経の様々な部位の障害で排尿障害が生じることがわかった．一般に神経症状は障害部位により症状が異なるが，排尿症状も神経障害の部位により異なる．神経障害の部位ごとの排尿障害の特徴を知ることが，治療方針を決めるうえで重要である．

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