看護師ちょびん┊︎HCU知識を発信 on Instagram: "@chobin_nurse ❥･•【資料】をGETしたい方は↓↓👈HCUで役立つ知識を発信中❣️ 皆さま、看護師ちょびんです。 🫁 「P/F比ってなに？」 新人さんに聞かれがちシリーズ 動脈血ガス（PaO₂）と酸素濃度（FiO₂）から計算できる、 酸素化の効率を見える化した指標です。 📊 正常は 400〜500 📉 300以下で低下 🚨 200以下で酸素化不良 さらに ARDSの重症度評価 にも必須！ 🌱‬‪軽症：200〜300 🌱‬‪中等症：100〜200 🌱‬‪重症：100以下 「PaO₂ ÷ FiO₂」でサッと出せるので、 HCU・ICU・救急で必ず役立ちます💡 保存しておけばいつでも確認できますよ👌 ⸻ 🔖 まとめ ・計算法：PaO₂ ÷ FiO₂ ・正常：400〜500 ・300以下で低下、200以下で酸素化不良 ・ARDS重症度評価にも使う 📊 今回は分かりやすく まとめた資料もご用意してます！ 保存して復習して、 ぜひ現場での対応に役立ててくださいね😊 ―――――― 👉 今回のリ
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