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    ¡¾¹Ø¼ü´Ê¡¿  ¼±ÐÔÐ£ËÀ£»  ȱѪԤÊÊÓ¦(ip)£»  Ô¤ºó
   
    impact of ischemic preconditioning on prognosis in patients with acute myocardial infarction
   
    zhang mei-lan£¬zheng yu-yun.department of internal medicine£¬huairou traditional chinese medical hospital£¬beijing 101400£¬china
   
    ¡¾abstract¡¿  objective  to evaluate the impact of the ischemia preconditioning on prognosis in patients with acute myocardial infarction. methods  296 patients were divided into ischemic preconditioning group(ip) and non-ischemic precondtioning group(nip) according to the absence or presence  of preinfarction angina within 24hours. the re were 110 patients of ip. it were detected that the differences of degree of st elevation£¬peak value of cardiac enzymes£¬the score of ecg£¬left ventricular ejection fraction(lvef)£¬right bundle branch block(rbbb)£¬shock and heart failure.results  compared with ones in inp£¬the degree of elevated st segment£¬as well as peak value of cardiac enzymes£¬the score of ecg£¬was lower in ip.the rates of rbbb£¬shock and heart failure were also lower in ip than that in nip. but the lvef was higher in ip than that in nip.conclusion  ischemic preconditioning can improve the prognosis in patients with acute myocardial infarction.
   
    ¡¾key words¡¿  acute myocardial infarction£» ischemic preconditioning£» prognosis
   
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