<asp:DataList ID="DataList1" runat="server"
                                                    Width="750px" DataSourceID="XmlDataSource1" ShowFooter="False" ShowHeader="False" RepeatDirection="Horizontal" RepeatColumns="5">
                                                    <ItemTemplate>
                                                        <asp:Label ID="nameLabel" runat="server" Text='<%# XPath("@name") %>'></asp:Label><asp:DropDownList ID="DropDownList1" runat="server" Width="96px" DataSource='<%# XPathSelect("item") %>'  DataTextField="name" DataValueField="name">
                                                        </asp:DropDownList>
                                                        <br /><br />
                                                    </ItemTemplate>
                                                </asp:DataList><asp:XmlDataSource ID="XmlDataSource1" runat="server" DataFile="~/App_Data/Products.xml"
                                                    XPath="DocumentElement/mainitem[@name='循环系统']/secoitem[@name='浮肿']/linkword"></asp:XmlDataSource>

<?xml version="1.0" standalone="yes"?>
<DocumentElement>
  <mainitem name="呼吸系统">
    <secoitem name="反复咽痛（疼痛）">
      <linkword>
      </linkword>
    </secoitem>
    <secoitem name="咳嗽">
    </secoitem>
    <secoitem name="咳痰">
    </secoitem>
    <secoitem name="咯血">
    </secoitem>
    <secoitem name="胸痛">
    </secoitem>
    <secoitem name="鼻衄">
    </secoitem>
    <secoitem name="流涕">
    </secoitem>
    <secoitem name="发热">
    </secoitem>
  </mainitem>
  <mainitem name="循环系统">
    <secoitem name="心悸">
    </secoitem>
    <secoitem name="呼吸困难">
    </secoitem>
    <secoitem name="咯血">
    </secoitem>
    <secoitem name="浮肿">
      <linkword name="">
        <item name="急起" />
        <item name="缓慢发生" />
        <item name="逐渐出现" />
        <item name="反复发作" />
        <item name="周期性出现" />
      </linkword>
      <linkword name="浮肿,浮肿开始于">
        <item name="双侧足部" />
        <item name="左足部" />
        <item name="右足部" />
        <item name="双侧踝部" />
        <item name="左踝部" />
        <item name="右踝部" />
        <item name="双下肢" />
        <item name="左下肢" />
        <item name="右下肢" />
        <item name="外阴" />
        <item name="骶部" />
        <item name="臀部" />
        <item name="前胸部" />
        <item name="颈部" />
        <item name="口唇" />
        <item name="双侧眼睑" />
        <item name="左眼睑" />
        <item name="右眼睑" />
        <item name="颜面" />
        <item name="全身" />
      </linkword>
      <linkword name=",后延及">
        <item name="全身" />
        <item name="颜面" />
        <item name="双侧眼睑" />
        <item name="左眼睑" />
        <item name="右眼睑" />
        <item name="口唇" />
        <item name="颈部" />
        <item name="前胸部" />
        <item name="臀部" />
        <item name="骶部" />
        <item name="外阴" />
        <item name="双下肢" />
        <item name="左下肢" />
        <item name="右下肢" />
        <item name="双侧踝部" />
        <item name="左踝部" />
        <item name="右踝部" />
        <item name="双侧足部" />
        <item name="左足部" />
        <item name="右足部" />
        <item name="头皮" />
        <item name="周围组织" />
      </linkword>
      <linkword name=",为">
        <item name="轻度" />
        <item name="中度" />
        <item name="重度" />
      </linkword>
      <linkword name="">
        <item name="凹陷性消肿" />
        <item name="非凹陷性消肿" />
      </linkword>
      <linkword name=",">
        <item name="清晨浮肿明显" />
        <item name="下午浮肿明显" />
        <item name="卧床后浮肿明显" />
        <item name="月经前浮肿明显" />
        <item name="月经后浮肿明显" />
        <item name="呈连续性" />
      </linkword>
      <linkword name=",">
        <item name="受凉后" />
        <item name="劳累后" />
        <item name="多饮后" />
        <item name="服药后" />
      </linkword>
      <linkword name="加重，">
        <item name="直立体位后可缓解" />
        <item name="夜间平卧后缓解" />
        <item name="服药后可缓解" />
        <item name="月经后自然消退" />
      </linkword>
      <linkword name="，入院时浮肿">
        <item name="加重。" />
        <item name="无好转。" />
        <item name="稍好转。" />
        <item name="好转。" />
      </linkword>
    </secoitem>
    <secoitem name="心性疼痛">
    </secoitem>
    <secoitem name="高血压">
    </secoitem>
    <secoitem name="晕厥">
    </secoitem>
    <secoitem name="发热">
    </secoitem>
  </mainitem>
  <mainitem name="消化系统">
    <secoitem name="食欲减退(食欲异常)">
    </secoitem>
    <secoitem name="返酸">
    </secoitem>
    <secoitem name="嗳气">
    </secoitem>
    <secoitem name="恶心">
    </secoitem>
    <secoitem name="呕吐">
    </secoitem>
    <secoitem name="腹胀">
    </secoitem>
    <secoitem name="腹痛">
    </secoitem>
    <secoitem name="便秘">
    </secoitem>
    <secoitem name="腹泻">
    </secoitem>
    <secoitem name="呕血">
    </secoitem>
    <secoitem name="便血">
    </secoitem>
    <secoitem name="黄疸">
    </secoitem>
    <secoitem name="腹部包块(肿块)">
    </secoitem>
    <secoitem name="呃逆">
    </secoitem>
    <secoitem name="肛门排虫">
    </secoitem>
    <secoitem name="吞咽异常">
    </secoitem>
    <secoitem name="胃纳">
    </secoitem>
    <secoitem name="粪内异物">
    </secoitem>
    <secoitem name="浮肿">
    </secoitem>
    <secoitem name="发热">
    </secoitem>
  </mainitem>
</DocumentElement>