急性心肌梗塞溶血栓治疗中并发急性冠状动脉再闭塞3例
杨家声,沈璐华,那开宪
摘要(Abstract):
<正> 病例1 患者女性,59岁,住院号305090.距发病2小时采用日本绿十字产尿激酶行冠状动脉内溶栓.临床诊断广泛前壁心肌梗塞,心电图受累导联为V_1—V_5,ST段明显弓背样抬高.首次左冠造影时呈现左前降支在第一角支分叉处以下血管阻塞、Timi血流0级.第一角支显影通畅.遂用尿激酶行左冠状动脉内溶栓,溶栓至60分钟时,尿激酶用量54万单位,患者胸痛缓解,受累的心电图导联ST段明显回落,重复左冠造影时左前降支通畅Timi血流从0级恢复到Ⅲ级.又继续观察30分钟,溶栓开始90分钟时,患者再次出现剧烈胸痛,受累导联心电图又再次明显抬高.重复左冠造影时显示左前降支近端包括第一角支在内再阻塞Timi 0级,冠脉闭塞较溶栓前明显扩展.仍继续用尿激酶行左冠内溶栓,溶栓至150分钟,尿激酶用102万单位,患者胸痛再次缓解,心电图抬高的ST段下降.再重复左冠造影时左前降支包括第一角支通畅Timi Ⅲ级.
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作者(Author): 杨家声,沈璐华,那开宪
参考文献(References):
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