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生理適應 · HARD · MCQ

一位慢性腎臟病病人血清鉀離子為 6.2 mEq/L。護理師預期醫師會開立哪種藥物?

A client with chronic kidney disease (CKD) has a serum potassium level of 6.2 mEq/L. Which medication should the nurse anticipate the provider will order?

  • ACalcium gluconate✓ 正解
    Calcium gluconate(葡萄糖酸鈣)
  • BFurosemide
    Furosemide(呋塞米)
  • CSevelamer
    Sevelamer(司維拉姆)
  • DSodium polystyrene sulfonate
    Sodium polystyrene sulfonate(聚苯乙烯磺酸鈉)
Explanation · 中文詳解

高血鉀且數值大於 6.0 mEq/L 常伴隨心電圖變化,優先處置是穩定心肌細胞膜以防心律不整。葡萄糖酸鈣(Calcium gluconate)可穩定心肌膜。雖然其他藥物可排除鉀離子,但處理心律不整風險是首要之務。

Hyperkalemia above 6.0 mEq/L poses an immediate risk of cardiac dysrhythmias due to changes in myocardial cell membrane potential. Calcium gluconate is administered first to stabilize the cardiac membrane and protect against arrhythmias, while other agents work more slowly to eliminate potassium.

✦ 台美臨床差異

兩地腎臟科急救流程對於高血鉀處置基本一致,均以鈣劑為首要心臟保護措施。

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