61．腰椎黄韧带增厚、钙化的最常见原因是
<script>function viewparser(etype,eid){showWindow("showMsgBox", "plugin.php?id=tpgao_questionsyn:showMsg&timutype="+etype+"&item="+eid+"&credit=3&mod=sh", "get", 0);
}</script>[普通选择题]<br> 题目 61．腰椎黄韧带增厚、钙化的最常见原因是<br><br><img src=""><br>A.外伤<br>B.退行性改变<br>C.转移瘤<br>D.肿瘤<br>E.结核<br><br>正确答案：B<br><div id="parserbtn"><input class="parserbtn"onclick="viewparser(1,11567);" type="button" name="parserbtn" value="查看解析" style="height: 23px"></div><br>
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