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臨床検査60巻4号

2016年04月発行

文献概要

今月の特集2 感染症診断に使われるバイオマーカー—その臨床的意義とは?

プロカルシトニン

著者: 佐々木淳一1

所属機関: 1慶應義塾大学医学部救急医学

ページ範囲:P.400 - P.406

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●プロカルシトニン(PCT)はC反応性蛋白(CRP)と比較して,感染ストレス後の血中レベル上昇までの反応時間,ピークに達するまでの時間がともに短い.

●敗血症の可能性ありと判断する基準は,PCTの値で0.5ng/mL以上とされている.

●PCT偽陽性の病態として,侵襲の大きな手術,外傷後,熱傷後,熱中症などの細菌感染を伴わない病態が挙げられる.

●PCTは,敗血症の診断マーカーとして測定値の絶対値として捉えるのではなく,その経時的推移を追うことが重要である.

参考文献

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掲載誌情報

出版社:株式会社医学書院

電子版ISSN:1882-1367

印刷版ISSN:0485-1420

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