关于星形细胞瘤的叙述错误的是() ["A.成人好发于额叶白质","B.病灶呈占位性生长","C.分化好的肿瘤与周围组织境界分明","D.可有小囊肿形成","E.瘤组织位白色、灰白色,可呈胶冻样"]
下列不符合沃-弗综合征的是()。 ["A.周围循环衰竭","B.皮肤大片紫癜","C.双侧肾上腺严重出血","D.蛛网膜下腔多量脓液堆积","E.见于暴发型流行性脑脊膜炎"]
临床表现是非特异性的,穿孔率达80%的是()临床表现和病理变化常不一致的是() ["A.新生儿阑尾炎","B.急性阑尾炎","C.妊娠期阑尾炎","D.老年人阑尾炎","E.异位阑尾炎"]
急性化脓性阑尾炎的大体病理特征是()急性单纯性阑尾炎的大体病理特征是() ["A.阑尾壁厚,粘膜面有小溃疡","B.阑尾肿胀,粘膜面溃烂,管壁小脓肿","C.阑尾暗红,点状变黑","D.浆膜面无明显改变,管腔变窄","E.表面光泽,管腔无异常"]
Waller变性是() ["A.轴索及髓鞘的变性","B.神经元纤维变性","C.神经束衣变性及黏液变性","D.胶质纤维变性","E.胶原纤维变性"]
对诊断化脓性阑尾炎最有意义的体征是()对诊断盲肠后位阑尾炎最有意义的体征是()