<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>
& M; h! Q- G8 u<P>这是10月17日查的B超结果:</P>" h$ s4 H6 m4 ^+ h9 C! _/ w1 M
<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>- F4 i! m* Y) e0 x, [6 ]
<P><FONT face="Times New Roman"> LVDs 1.78 LVPWs 0.66 LA 1.81</FONT></P>. o# a5 t, m9 \# G( T: D) A
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<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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5 p7 h. A7 y7 W r7 p2 S3 j<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>6 ?4 i3 I& `1 W; V% R! G0 [1 M
<P><FONT face="Times New Roman"> MV 1.2 TV 1.1</FONT></P>
/ S* ], K3 W# P# v" e<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>
- M. F, ^- f6 O, N* [& ~<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>/ Q6 w+ v7 J; S- T
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<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>
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<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> _( Y' r8 s, p g8 d* b
<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>
* T2 o) t9 u0 h) O4 V7 J<P> 2。缺损较大,需要手术治疗,但手术时机何时为好?</P>
7 w8 y- X2 J2 {; u3 K/ r$ o( M% |. b<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>
' P3 `1 p) \1 w7 \+ E; C<P> 4。诊断中肺动脉血流层流是什么意思?</P>
f3 ]2 V: f; m( F9 s( ?7 {4 e<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>: X" N9 `. H2 i1 J( q
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