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慢性心力衰竭与高尿酸血症关系探讨

LIANG Zhuoyan, WANG Xia,LI Huifang, LIU Jinwen

MEDICAL JOURNAL OF THE CHINESE PEOPLE'S ARMED POLICE FORCES(2012)

Cited 23|Views13
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Abstract
目的 探讨慢性心力衰竭(chronic heart failure,CHF)患者心功能和血尿酸(uric acid,UA)水平及左室重构程度的关系.方法 236例CHF患者,按NYHA心功能分级分为Ⅱ、Ⅲ、Ⅳ级,分为3组,分别为78、86、72例;按UA水平分为正常血尿酸组(132例)和高尿酸血症组(104例).所有入选者入院后急诊或常规检查尿酸、肝肾功能、电解质等项目;超声心动图测定心脏左室舒张末期内径(left ventricular end diastolic diameter,LVEDd)、左室后壁厚度(left ventricular posterior wall diameter,LVPWd),计算左室射血分数(left ventricular ejection fraction,LVEF).结果心力衰竭患者血尿酸明显升高,发生率为44.1%,随着心功能损害的加重,高尿酸血症的发生率增加(χ2=8.46,P<0.05),尿酸水平增高(F=11.68,P<0.05);血尿酸增高者左室舒张末内径明显增大,左室射血分数显著降低,(P<0.05),相关分析显示LVEDd与血尿酸水平正相关(r=0.386,P<0.01),LVEF与血尿酸水平负相关(r=-0.324,P<0.05).(F=11.68,P<0.05).结论随着心力衰竭程度的加重,尿酸水平逐步升高.
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