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題 名 | 有無血液透析之慢性腎衰竭患者鋅營養之比較 |
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作 者 | 鄭佩玲; 王果行; | 書刊名 | 中華民國營養學會雜誌 |
卷 期 | 19:2 1994.04[民83.04] |
頁 次 | 頁151-157 |
分類號 | 415.815 |
關鍵詞 | 血液透析; 尿毒症; 飲食; 血清鐵; Hemodialysis; Uremia; Diet; Serum zinc; |
語 文 | 中文(Chinese) |
中文摘要 | 缺鐵性貧血、味覺改變及性功能降低等類似鋅缺乏的臨床症狀,常見於腎衰竭患者。許多報告指出,慢性腎衰竭病患及長期進行血液透析的患者,常有低血鋅的現象。本實驗由三軍總醫院腎臟科挑選12位慢性腎衰竭患者(CRF)及13位血液透析者(HD),其平均年齡分別為63.9 ± 12.1歲及54.6 ± 13.6歲,HD組受試者血液透析至少半年以上,平均透析時間為45.8 ± 41.4個月,對照組(Contrl)為12位年齡相當的健康人,經抽取受試者禁食血液後,血清以有焰原子吸收光譜儀測定血鋅值。結果顯示,慢性腎衰竭患者平均血鋅值為64.0±10.0μg/dl,明顯的低於血液透析患者,75.1 ± 14.6μg/dl (p<0.05)。二者皆明顯低於對照組的平均血鋅值,95.5 ± 6.5μg/dl (p<0.05)。低血鋅的原因很多,其中之一可能是腎臟病患攝取蛋白質限制飲食中含鋅量不足。分析院中供應之50公克及60公克限制蛋白質飲食,全日食物平均鋅含量分別為11.2 ± 0.9mg及12.6 ± 1.2mg,就RDA成年男子鋅的每日建議量15mg而言,限制蛋白質飲食的鋅供應量可能不足。 |
英文摘要 | Manifestations of, zinc deficiency such as iron deficiency anemia, impairedgustatory acuity and sexual dysfunction are common in uremic patients. Thereare several reports revealing low zinc levels in uremic patients with or withoutundergoing hemodialysis. Twelve uremic patients (CRF group) and 13 hemodialyzed uremic patients (HD group) were included with mean age of 63.9 ± 12.1 and 54.6 ± 13.6 years old, respectively. The HD group patients had undergone maintenance hemodialysis for more than six months with a mean hemodialysis durationof 45.8 ± 41.4 months. Twelve age-matched healthy volunteers were also includedas control group. Fasting serum zinc levels were determined by flame atomicabsorption spectrophotometry. The mean serum zinc concentration in CRF group (64.0 ± 10.0 μg/dl) was significantly lower than that in the HD patients (75.1 ± 14.6 fig/dl, p<0.05). The average levels of serum zinc in both CRF and HD werelower than that in the normal control (95.9 ±6.5 μg/dl, p < 0.05). The etiologyof low serum zinc in the uremic patients is complex. One possible factor is theinadequate zinc intake due to dietary protein restriction. The daily zinc contentsin 50- and 60-g protein diets were 11.2 ± 0.9 mg and 12.6 ± 1.2 mg, which werelower than the RDA for zinc for adult man, 15 mg. |
本系統中英文摘要資訊取自各篇刊載內容。