可能引起死亡的出血是() ["A．夹层动脉瘤破裂出血","B．脾脏粉碎性破裂出血","C．心脏破裂出血","D．食管静脉曲张破裂出血","E．脑干出血"]
混合血栓的组成成分有() ["A．红细胞","B．白细胞","C．纤维素","D．血小板","E．成纤维细胞"]
第四脑室中孔和侧孔闭锁()矢状缝过早闭合()小脑扁桃体下疝畸形()两侧冠状缝过早闭合()一侧冠状缝过早闭合() ["A．舟状畸形","B．短头畸形","C．斜头畸形","D．Arnold-Chiari畸形","E．Dandy-Walker畸形"]
显性脊柱裂均需手术治疗，手术时机在出生后()囊性颅裂最佳手术时机是出生后()狭颅症的手术最佳时机是() ["A．1～3个月","B．3～6个月","C．6个月内","D．9个月内","E．6～12个月"]
下列哪些器官的梗死灶常为三角形() ["A．肾","B．脾","C．肺","D．心","E．脑"]
狭颅症()齿状突异常升高()常引起感染()小脑扁挑体下疝畸形()常伴有脂肪、多毛、毛细血管瘤()
