<P>患儿,男,44天。产后第六天被查出患有先心。出生体重3750克,现在体重约5200克,平时吃奶及大小便情况良好,睡眠欠佳。无吃奶时喘气等现象。</P>
- Y2 B& W% G b# c$ ]<P>这是10月17日查的B超结果:</P>
/ Y7 y. b& [1 x( z$ ?, ?<P><FONT face="Times New Roman">M</FONT>型超声心动图:<FONT face="Times New Roman">LVDd 2.60 LVPWd 0.29 Ao 1.65</FONT></P>
7 o8 @9 G+ T9 ^' a/ {<P><FONT face="Times New Roman"> LVDs 1.78 LVPWs 0.66 LA 1.81</FONT></P>, t$ P7 P" x9 U- P
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6 D: M0 G; ]8 y& M6 m0 ?. T1 G8 q( C6 L<P>心功能<FONT face="Times New Roman"> </FONT>:<FONT face="Times New Roman"> LVEF 61.6% LVFS 31.5%</FONT></P>
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! b) ]0 d$ v3 Z<P>频谱多普勒超声<FONT face="Times New Roman"> </FONT>:<FONT face="Times New Roman">AAo 1.0 DAo 1.0 RVOT 1.8 MPA 2.5</FONT></P>
O$ m9 Q/ o) y) p% C! L<P><FONT face="Times New Roman"> MV 1.2 TV 1.1</FONT></P>5 }$ ?) ?+ U$ W( ^7 P( J: R
<P><FONT face="Times New Roman">彩色多普勒超声:MR阴性 AI阴性 TR轻微 PI轻度 </FONT></P>* [! ?4 t5 ]( l9 q, F3 _
<P><FONT face="Times New Roman"> 心房水平左向右分流 心室水平双向分流 大动脉水平无分流</FONT></P>. J: U. W: u" z% T5 Z# l' s
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* W6 l, n; Z$ @ t; A% F, D7 R# K<P>超声所见:心脏位置及连连接接正常,右房、右室腔增大,左心室收缩活动正常。主动脉无增宽。肺动脉稍增宽,瓣膜开放活动正常;右心室流出道血流<FONT face="Times New Roman">1</FONT>。<FONT face="Times New Roman">8m/s</FONT>(层流),肺动脉前向血流<FONT face="Times New Roman">2</FONT>。<FONT face="Times New Roman">5m/s</FONT>(层流),流速增快;肺动脉瓣轻度反流,反流速<FONT face="Times New Roman">3</FONT>。<FONT face="Times New Roman">22m/s</FONT>,压差<FONT face="Times New Roman">41</FONT>。<FONT face="Times New Roman">5mmHg.</FONT>房间隔缺损<FONT face="Times New Roman">0</FONT>。<FONT face="Times New Roman">44cm</FONT>,继发型,左向右分流。室间隔缺损(膜周融合型)<FONT face="Times New Roman">0</FONT>。<FONT face="Times New Roman">98cm ,</FONT>双向分流,左向右为主。左位动脉弓,未见动脉导管开放。</P>! [5 N+ k2 a& {" U8 `% S4 E5 x
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' X$ s9 z+ a) H<P>诊断:室间隔缺损<FONT face="Times New Roman"> </FONT>房间隔缺损<FONT face="Times New Roman"> </FONT>肺动脉高压<FONT face="Times New Roman"> </FONT>肺动脉血流<FONT face="Times New Roman">2</FONT>。<FONT face="Times New Roman">5m/s</FONT>(层流)</P>
1 T5 {; B3 ?6 r; p<P>问题:1。肺动脉高压到底是生理性的还是病理所致,问过好几个医生,说法不一!</P>
4 g+ J# _. q9 y5 m7 W) U<P> 2。缺损较大,需要手术治疗,但手术时机何时为好?</P>5 {* m, e% [' C) k) e
<P> 3。现心脏已出现轻度的器质性病变,手术后病变能消除吗?</P>
6 g" _8 Q1 W* }. j# X9 A- i8 ]7 J<P> 4。诊断中肺动脉血流层流是什么意思?</P>
& @, z0 D2 y0 K1 y1 [0 O<P> 5。室间隔的双向分流及肺动脉瓣轻度返流都是肺高压的结果吗?</P>/ i; S% Y4 D P r! O
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