有关骨转移病变,错误的是() ["发病率仅次于肺及肝脏转移","MRI的检出有高度的敏感性","MRI诊断的依据是骨皮质破坏","病变多为T1加权像低信号T2加权像高信号","注射GO-DTPA可增强"]
有关椎间盘变性不正确的是() ["20岁以下髓核含水量85%~90%","变性时,含水量减少,至老年降为70%","变性的椎间盘以低信号为主","变性椎间盘内可有混杂不规则、斑点状信号","椎间盘变性一定都有椎间盘脱出"]
成骨型转移瘤最常见的原发灶是() ["肾癌","肝癌","肺癌","甲状腺癌","前列腺癌"]
操行评定评价法
传统型失范行为
简述小儿肺炎