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藥理與非經腸給藥 · HARD · SATA

護理師照護一位經由中心靜脈導管接受全靜脈營養(TPN)的病人。護理師應執行哪些處置?(選所有適合的)

The nurse is caring for a client receiving total parenteral nutrition (TPN) via a central venous catheter. Which interventions should the nurse implement? (Select all that apply.)

  • ACheck the client's blood glucose level every 4 to 6 hours.✓ 正解
    每 4 至 6 小時檢查病人的血糖水平
  • BChange the TPN infusion tubing every 24 hours.✓ 正解
    每 24 小時更換全靜脈營養輸注管路
  • CIncrease the infusion rate if the schedule falls behind.
    若輸注進度落後,增加輸注速率
  • DMonitor the client's weight on a daily basis.✓ 正解
    每日監測病人的體重
  • EHang 10% dextrose in water if the TPN bag runs out early.✓ 正解
    若全靜脈營養袋提前用完,掛上 10% 葡萄糖注射液
Explanation · 中文詳解

全靜脈營養(TPN)是一種高滲透壓且高糖分的液體,護理管理的重點在於預防感染、代謝紊亂與體液平衡。選項 A 正確,因為 TPN 含糖量高,必須密切監測血糖以防高血糖症。選項 B 正確,TPN 的高營養成分是細菌滋生的溫床,輸注管路必須每 24 小時更換一次以控管感染。選項 D 正確,每日量體重是評估 TPN 療效(蛋白質合成)與液體負荷(預防心衰竭或肺水腫)的最快方式。選項 E 正確,若 TPN 突然中斷,為避免嚴重的反應性低血糖(rebound hypoglycemia),應暫時給予 10% 葡萄糖液維持。選項 C 是錯誤的,TPN 嚴禁追趕進度,突然調快流速會造成高血糖及滲透性脫水,甚至導致滲透性利尿引發的電解質崩潰。

TPN is a hyperosmolar, high-glucose solution; nursing management focuses on preventing infection, metabolic disturbances, and fluid imbalance. A is correct because TPN's high glucose requires close blood glucose monitoring to prevent hyperglycemia. B is correct: TPN's nutrient-rich content is a breeding ground for bacteria, so tubing must be changed every 24 hours. D is correct: daily weight is the quickest way to evaluate TPN efficacy and fluid load (preventing heart failure or pulmonary edema). E is correct: if TPN is suddenly stopped, 10% dextrose should be hung to prevent rebound hypoglycemia. C is wrong: TPN must never be sped up to catch up, as it causes hyperglycemia and osmotic diuresis with electrolyte collapse.

✦ 台美臨床差異

美國 NCLEX 強調 10% 葡萄糖(D10W)作為 TPN 銜接,且嚴格執行 24 小時換管路;台灣部分醫院針對非脂質 TPN 可能會延長至 72 小時換管,但在考試中必須以美國 CDC 指引及最嚴謹的 24 小時為準。

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