检验医学与临床
檢驗醫學與臨床
검험의학여림상
JOURNAL OF LABORATORY MEDICINE AND CLINICAL SCIENCES
2014年
15期
2070-2072
,共3页
彩色多普勒%肾动脉%脐动脉%大脑动脉%血流参数
綵色多普勒%腎動脈%臍動脈%大腦動脈%血流參數
채색다보륵%신동맥%제동맥%대뇌동맥%혈류삼수
color Doppler%renal artery%umbilical artery%cerebral artery%flow parameters
目的:探讨不同孕周胎儿肾动脉(RA)、脐动脉(UA)、大脑中动脉(MCA)血流参数的变化情况,确定正常胎儿RA、UA、MCA血流参考值,并分析RA、UA、MCA血流参数与孕龄的关系。方法选取2013年1~12月在该院行产前检查的185例孕周为4~41周的正常单胎孕妇为研究对象,采用彩色多普勒超声测量胎儿 RA、UA、MCA的阻力指数(RI)、搏动指数(PI)、收缩期峰值流速(PS)及收缩期峰值流速与舒张末期流速比值(S/D)。结果随着孕周的增加,胎儿RA、UA、MCA中PS值显著增加,而RA、UA中RI、PI、S/D值显著减少。经相关性分析可知,RA、UA、MCA中RI、PI、S/D与孕周呈负相关性(P<0.05),而RA、UA、MCA中PS与孕周呈正相关性(P<0.05)。结论应用彩色多普勒测量不同孕周胎儿RA、UA、MCA血流动力学参数能有效了解胎儿颅脑循环、胎盘循环及全身血流循环状态。通过建立正常胎儿血流参数参考范围可为超声预测胎儿宫内生长情况提供参考依据。
目的:探討不同孕週胎兒腎動脈(RA)、臍動脈(UA)、大腦中動脈(MCA)血流參數的變化情況,確定正常胎兒RA、UA、MCA血流參攷值,併分析RA、UA、MCA血流參數與孕齡的關繫。方法選取2013年1~12月在該院行產前檢查的185例孕週為4~41週的正常單胎孕婦為研究對象,採用綵色多普勒超聲測量胎兒 RA、UA、MCA的阻力指數(RI)、搏動指數(PI)、收縮期峰值流速(PS)及收縮期峰值流速與舒張末期流速比值(S/D)。結果隨著孕週的增加,胎兒RA、UA、MCA中PS值顯著增加,而RA、UA中RI、PI、S/D值顯著減少。經相關性分析可知,RA、UA、MCA中RI、PI、S/D與孕週呈負相關性(P<0.05),而RA、UA、MCA中PS與孕週呈正相關性(P<0.05)。結論應用綵色多普勒測量不同孕週胎兒RA、UA、MCA血流動力學參數能有效瞭解胎兒顱腦循環、胎盤循環及全身血流循環狀態。通過建立正常胎兒血流參數參攷範圍可為超聲預測胎兒宮內生長情況提供參攷依據。
목적:탐토불동잉주태인신동맥(RA)、제동맥(UA)、대뇌중동맥(MCA)혈류삼수적변화정황,학정정상태인RA、UA、MCA혈류삼고치,병분석RA、UA、MCA혈류삼수여잉령적관계。방법선취2013년1~12월재해원행산전검사적185례잉주위4~41주적정상단태잉부위연구대상,채용채색다보륵초성측량태인 RA、UA、MCA적조력지수(RI)、박동지수(PI)、수축기봉치류속(PS)급수축기봉치류속여서장말기류속비치(S/D)。결과수착잉주적증가,태인RA、UA、MCA중PS치현저증가,이RA、UA중RI、PI、S/D치현저감소。경상관성분석가지,RA、UA、MCA중RI、PI、S/D여잉주정부상관성(P<0.05),이RA、UA、MCA중PS여잉주정정상관성(P<0.05)。결론응용채색다보륵측량불동잉주태인RA、UA、MCA혈류동역학삼수능유효료해태인로뇌순배、태반순배급전신혈류순배상태。통과건립정상태인혈류삼수삼고범위가위초성예측태인궁내생장정황제공삼고의거。
Objective To explore the changes of blood flow parameters of different gestational ages fetus renal artery (RA) ,changes in the umbilical artery (UA) ,middle cerebral artery (MCA) .To determine the blood flow ref-erence value of normal fetal RA ,UA ,MCA ,and to analyze the relationship between RA ,UA ,MCA blood flow pa-rameters and gestational age .Methods 185 cases of prenatal gestational of 4 to 41 weeks were selected from January 2013 to December 2013 .The resistance index (RI) ,pulsatility index (PI) ,peak systolic velocity (PS) and peak sys-tolic velocity and end diastolic velocity ratio (S/D) of RA ,UA ,MCA were measured with color Doppler ultrasound from January 2013 to December 2013 .Results The value of PS of RA ,UA ,MCA were increased with increasing ges-tational age .The values of RI ,PI ,S/D of RA ,UA ,MCA were significantly reduced .The values of RI ,PI ,S/D of RA , UA ,MCA were correlated with gestational age (P<0 .05) .The PS of RA ,UA ,MCA were correlated with gestation-al age (P<0 .05) .Conclusion Color Doppler measurement of different gestational age fetus RA ,UA ,MCA hemody-namic parameters can effectively understand the fetal brain circulation ,placental circulation and systemic blood circu-lation state .Through the establishment of normal reference range of fetal blood flow parameters for ultrasound fetal grow th forecast to provide a reference .