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題 名 | Pre-Infarction Angina and Trigger Activity for Acute Myocardial Infarction--A Retrospective Analysis=心肌梗塞前的心絞痛及誘發因子與急性心肌梗塞之關係 |
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作 者 | 蔡正河; | 書刊名 | Acta Cardiologica Sinica |
卷 期 | 13:1 民86.01-03 |
頁 次 | 頁27-32 |
分類號 | 415.3161 |
關鍵詞 | 心肌梗塞前心絞痛; 誘發因子; 先期缺血調節; 急性心肌梗塞; Pre-infarction angina; Trigger factors; Preconditioning; Acute myocardial infarction; |
語 文 | 英文(English) |
中文摘要 | 背景:心肌梗塞前的心絞痛被某些研究者認為是臨床上“先期缺血調節”的表現,前人的報告認為先期缺血調節是心臟保護因子之一。目前也已知心肌梗塞可由很多的誘發因子所引發。在這二種因素之間是否有什麼關連呢?本研究擬作進一步之探討。 材料與方法:從1990年7月至1995年6月,吾人以回溯性的方法收集分析166 位第一次心肌梗塞病患,分為兩組第一組心肌梗塞前沒有心絞痛病史共計86名,與第二組有心絞痛病史共 80名。同時我們也從病歷中分析了解心肌梗塞發作時的季節分佈、發病時段、發病時的活動狀況及病人追蹤的結果。 結果:在年齡、性別、心肌梗塞位置,及動脈硬化因子方面兩組間並沒有統計學上的差異。 在季節分佈與發病時段上兩組間也無明顯差異;但在發作的活動狀況上,第一組病患也有較高的死亡率(69.8% vs 53.8%,p=0.03),同時第一組病患也有較高的死亡率(69.8% vs 53.8%,p= 0.01)。 結論:心肌梗塞前有心絞痛的病患其發病與無心絞痛病史病患比較並無時段性或季節性的分佈差異,但在心肌梗塞前有心絞痛病史的病人可能有較好的預後,此可能與先期缺血調節以及其他一些值得吾人進一步探討的因素有關。 |
英文摘要 | Background. Pre-infarction angina has been recognized as a preconditioning equivalent in the clinical setting. Preconditioning is one of the cardioprotective factors which previous studies had reported. There are also many triggering factors which may induce acute myocardial infarction (AMI). Is there any relationship between these two different phenomena? The aim here is to further examine the linkage between those two condition. Materials and Methods. From July, 1990 to June, 1995, retrospectively, 166 cases of first AMI attack, were colletted. These patients were divided into two groups. Group A (86 cases) had not experienced an angina episode before AMI, whilst group B (80 cases) had. Further, analysis was done of the seasonal distribution of AMI attack, time of onset, activity during attack and prognosis. Results. The age, gender, risk factors for atherosclerosis and the site of myocardial infarction all demonstrated no significant differences between the two groups. The seasonal distribution and time of onset also showed no difference. However, the activity during attack showed a higher incidence of resting in Group A than in Group B (58.6% vs 38.4%, p=0.03). Moreover, the mortality rate was also higher in Group A than in Group B (69.8% vs 53.8%, p=0.01). Conclusions. Pre-infarction angina cases may have an improved outcome after AMI. this might be related to development of preconditioning as well as other factors which need further investigation. |
本系統中英文摘要資訊取自各篇刊載內容。