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題 名 | Urinary PCO[feaf]for Hemodynamically Unstable Patients=血流動力狀態不穩定病患尿液中之二氧化碳分析 |
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作 者 | 林明憲; 連德正; 楊五常; 吳秀春; 蔡維文; 王家弘; | 書刊名 | 中華醫學雜誌 |
卷 期 | 57:2 1996.02[民85.02] |
頁 次 | 頁112-117 |
分類號 | 415.74 |
關鍵詞 | 胃黏膜內pH值; 血液動力狀態; 乳酸; 休克; 尿液中二氧化碳分壓; Gastric intramural pH; Hemodynamic status; Lactate; Shock; Urinary PCO[feaf]; |
語 文 | 英文(English) |
中文摘要 | 背景 由胃內二氧化碳濃度所計算出之胃黏膜內pH值曾被成功地用 來評估休克病患的臟器缺血程度,可是其臨床應用卻有諸多限制,因此由膀胱 取代胃來評估臟器灌流程度似乎為一可行之途。然而在本研究之前,並未有學 者使用尿液中二氧化碳分壓來評估危急病患的臟器灌流狀況。 方法 本研究共收納了50位加護病房中之病患,將其分為血液動力狀態穩定及 不穩定兩組,並測定其許多指標包括:動脈壓、所使用dopamine之劑量、心率、 血中乳酸值、血液氣體分析、尿液中二氧化碳分壓及尿液中鈉、鉀、氯之濃度。 其它會影響尿液中二氧化碳分壓之因素都已排除。 結果 在血液動力狀態不穩定組中,尿液裡二氧化碳分壓明顯高於控制組 (78.6+/-9.9vs.43.1+/-1.7mmHg,p<0.0001)。此外,血液動力狀態不穩定之病患, 其陽離子間隙、所使用dopamine之劑量、心率明顯較高;而血中氧分壓╱吸入 氧濃度比值及平均動脈壓則明顯較低,至於其它指標包括血中乳酸值及動脈血 pH值等,兩組均無明顯差異,最後,在血液動力狀態不穩定這組病患中,其所 使用dopamine之劑量與尿液中二氣化碳分壓呈明顯相關(r=0.5357,p=0.0149)。 結論 經過審慎篩選病患後,藉尿液中二氧化碳分壓可有效區分血液動力穩定 與不穩定之狀態。同時,在血液動力狀態不穩定之病患,其尿液中二氧化碳分 壓與其所使用dopamine之劑量相關性良好。 |
英文摘要 | Background. Gastric intramural pH (pHi) derived from gastric PCO2 has been successfully used to assess splanchnic ischemia for patients with unstable hemodynamics, but with some limitations. Urinary bladder, also an easily accessible hollow viscus, should provide as a useful route for the same purpose. However, no study has used urinary PCO2 to evaluate the adequacy of perfusion in critically ill patients. Methods. Fifty patients admitted to intensive care unit were included and divided into hemodynamically stable and unstable groups. Several parameters such as arterial pressure, dopamine dosage, heart rate, serum lactate, arterial blood gas, urinary PCO2, and concentrations of Na, K and Cl in urine were measured. Patients with some other renal or pre-renal conditions that might affect urinary PCO2 were excluded. Results. Urinary PCO2 was markedly higher (78.6 +/- 9.9 vs. 43.1 +/- 1.7 mmHg, p < 0.0001) in unstable group. Serum anion gap level, dopamine dosage and heart rate were significantly higher and PaO2/FiO2 ratio as well as mean arterial pressure was lower in unstable group. Serum lactate, arterial pH and other parameters failed to distinguish between groups. Dopamine dosage significantly correlated with urinary PC02 (r = 0.5357, p = 0.0149) in unstable group. Conclusions. With careful selection of patients, urinary PCO2 can effectively differentiate hemodynamically unstable patients from stable ones. It also correlates significantly with dopamine dosage in patients with unstable hemodynamics. |
本系統中英文摘要資訊取自各篇刊載內容。